38th week of 2014 patent applcation highlights part 166 |
Patent application number | Title | Published |
20140275800 | SURGICAL ACCESS SYSTEM AND RELATED METHODS - A surgical access system including a tissue distraction assembly and a tissue refraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site. | 2014-09-18 |
20140275801 | MICRO-ORIFICE SURGICAL ACCESS SYSTEM - A surgical access system including an access port device. The port device has a port member, a plurality of blades, and an articulation mechanism. The blades are circumferentially arranged about a longitudinal axis of the port member to collectively define an access region. The articulation mechanism defines a pivot point along a length of each blade, and is operable to articulate the blades between collapsed and expanded states. The blade tips collectively define a diameter in the collapsed state that is less than that in the expanded state. The blades rotate about the corresponding pivot point, and the pivot points move longitudinally relative to the port member, in transitioning between the contracted and expanded states. Light source(s) can be integrated with the blades or separately provided to enhance surgical field visibility. | 2014-09-18 |
20140275802 | SURGICAL RETRACTOR SUPPORT SYSTEM - A surgical retractor support system includes a body extending from a first end to a second end through an intermediate portion, and a surgical retractor retaining configuration arranged relative to the body. The surgical retractor retaining configuration including an opening configured and disposed to receive a handle end of a surgical retractor. | 2014-09-18 |
20140275803 | ADJUSTABLE BITE BLOCKS - Embodiments of the present invention relate to an adjustable bite block for positioning within a person's mouth and maintaining the mouth in an open position. The adjustable bite block comprising at least one band of curved material comprising a first portion and a second portion. The first and second portions configured to be coupled to one another so as to define a closed loop with an opening defined therethrough, wherein the first and second portions are further configured to be selectively adjusted relative to one another so as to adjust a radial dimension of the loop, and wherein the band is configured to be positioned within the person's mouth such that at least a portion of the loop maintains the person's mouth in an open position. Embodiments of the adjustable bite block may use snap tabs spaced along the band or a ratchet mechanism for adjustment of the radial dimension. | 2014-09-18 |
20140275804 | Uncinate Process Support for Ethmoid Infundibulum Illumination - A dilation apparatus comprises an elongate member and a dilation assembly that is slidable along the elongate member. The dilation assembly comprises a platform and an inflatable dilator. The platform and the elongate member cooperate to absorb inflation forces from the dilator directed toward the longitudinal axis of the elongate member, such that the dilation forces are exerted against tissue asymmetrically relative to the longitudinal axis of the elongate member. The dilation apparatus may be used to dilate the ethmoid infundibulum in a human patient. Various devices may be used to maintain the dilated state of an ethmoid infundibulum, including a wedge, a mesh, and a tether. An illuminator may be configured to reach around an uncinate process, retract the uncinate process, and then illuminate the ethmoid infundibulum to provide improved visualization of the ethmoid infundibulum. | 2014-09-18 |
20140275805 | Bridle Catheter With Illuminating End - An illuminating bridle catheter installation system includes a flexible member having a leading end and a trailing end with a first magnet coupled to the leading end of the flexible member, and a retrieving member having a leading end and a trailing end with two non-contacting second magnets coupled to the leading end of the retrieving member. An illuminating member is coupled to one of the flexible member or the retrieving member and the illuminating member is coupled to an electronic circuit having a switch that allows the illuminating member to be illuminated when the first magnet meets the second magnets. | 2014-09-18 |
20140275806 | Compact Light Source - A compact light source includes an LED for supplying light and an optical element that receives and transmits the light. The LED is disposed in an insulation housing to insulate the LED, which has a surface that conducts the heat it generates. A heat sink is coupled to the LED adjacent the conductive surface, and a thermal compound is sandwiched in between the heat sink and conductive surface in order to channel and dissipate the heat generated by the LED without heating up any surrounding structures. In some embodiments, the optical element is part of a collimator coupled to the insulation housing and is a doublet or plano convex lens. | 2014-09-18 |
20140275807 | ELECTRONIC DELIVERY OF INFORMATION IN PERSONALIZED MEDICINE - According to an aspect of an embodiment, a method of delivering information-enabled personalized healthcare in a clinical, non-research setting may include capturing one or more data streams where each of the data streams relates to health care of a patient. The method may further include integrating the data streams to generate integrated diagnostic data and analyzing the integrated diagnostic data to generate analyzed diagnostic data. The method may further include curating the analyzed diagnostic data and generating an integrated report for presentation to a physician of the patient based on the curated analyzed diagnostic data. | 2014-09-18 |
20140275808 | PATIENT MONITOR PLACEMENT INDICATOR - A monitoring device for measuring one or more physiological parameters of a medical patient can include a finger clip sensor connected to a monitor. A placement indicator helps the patient to properly position the sensor. The monitor can display a message alerting the patient to reposition the sensor. The device can delay measurement until the sensor is properly positioned. | 2014-09-18 |
20140275809 | Automated Diagnosis-Assisting Medical Devices Utilizing Pattern Localization Of Quasi-Periodic Signals - A method for localizing a pattern in a quasi-periodic signal includes estimating, using a controller, a rate or a frequency of a quasi-periodic signal, and defining a search window based on the estimated rate or frequency of the quasi-periodic signal. A starting position is defined in the received quasi-periodic signal, the starting position corresponding to a first maximum. A portion of the quasi-periodic signal in the search window is cross-correlated with a template signal pattern to be matched to produce a second maximum. The second maximum is defined by the controller as a new starting position. The new starting position is stored. | 2014-09-18 |
20140275810 | SENSOR MOUNT - A sensor mount that can be coupled to the shaft of a medical device can include an elongated shaft. The elongated shaft can include a lumen for coupling to the shaft of the medical device and a pose sensor for providing position and orientation information regarding the medical device. In some cases, the sensor mount can include a handle coupled to the elongated shaft and the medical device. | 2014-09-18 |
20140275811 | CONTROL OF A DEFIBRILLATOR AND/OR PACEMAKER - An electronic medical monitoring and treatment apparatus allows a victim of a medical emergency person access to a medical professional (MP) who can monitor, diagnose and treat the person from a remote site. The apparatus includes a cardiac medical monitoring and treatment device (MMTD) coupled to an electronic adapter designed to communicate with a local, first transmitting/receiving (T/R) device which, in turn, is adapted to electronically communicate with a remote, second transmitting/receiving (T/R) device used by the MP. The MMTD may comprise a cardiac treatment circuit for effecting cardiac pacing and/or defibrillation and a cardiac signal circuit for receiving cardiac signals. The cardiac signals are (1) transmitted from the signal circuit to the second T/R device for evaluation by the MP, (2) the MP may transmit a control signal to the treatment circuit, and (3), in response thereto, the treatment circuit may generate one or more electrical pulses for treatment of the person. | 2014-09-18 |
20140275812 | FLEXIBLE WEARABLE BODY MONITOR DEVICE WITH SENSOR - The invention comprises an apparatus for determining the contextual or physiological status of the individual wearing the apparatus. The apparatus is designed to be consumable or disposable. In most embodiments the invention comprises an adhesive housing. In some embodiments, two different sensors are secured to the housing. The apparatus is in electronic communication with a processing unit that can derive analytical status data by using the data received from the two sensors. In some embodiments, the processing unit is programmed to control other devices, or is programmed to trigger an event. In still other embodiments, the apparatus is in electronic communication with a separate computing device, which may contain the processing unit. | 2014-09-18 |
20140275813 | WEARABLE BODY MONITOR DEVICE WITH A FLEXIBLE SECTION AND SENSOR THEREIN - The invention comprises an apparatus for determining the contextual or physiological status of the individual wearing the apparatus. The apparatus is designed to be consumable or disposable. In most embodiments the invention comprises an adhesive housing. In some embodiments, two different sensors are secured to the housing. The apparatus is in electronic communication with a processing unit that can derive analytical status data by using the data received from the two sensors. In some embodiments, the processing unit is programmed to control other devices, or is programmed to trigger an event. In still other embodiments, the apparatus is in electronic communication with a separate computing device, which may contain the processing unit. | 2014-09-18 |
20140275814 | TREATMENT OF HEAD LICE INFESTATIONS - Techniques and apparatus for treating head lice infestations are described. Some embodiments include a nit (louse egg) detection plate that provides a surface against which irregularities of a hair of a person are more apparent to a viewer than without the detection plate. The detection plate may also include a serrated edge that is operable to separate hairs of the person for viewing over the detection plate. Other embodiments provide a method for using the detection plate to detect and remove nits from hairs of a person. The method may include placing a thin layer of hair of a person over the detection plate, detecting nits by viewing the hairs against a backdrop provided by the detection plate, and removing any detected nits. | 2014-09-18 |
20140275815 | Muscular-Skeletal Joint Stability Detection and Method Therefor - An orthopedic implant having a three-axis accelerometer is disclosed. The three-axis accelerometer is used to detect micro-motion in the implant. The micro-motion can be due to loosening of the implant. The implant is configured to couple to the muscular-skeletal system. In one embodiment, the implant is configured to couple to bone. An impact force is imparted to the bone or implant. The impact force can be provided via a transducer coupled to the implant. In the example, the impact force is imparted along a single axis. The three-axis accelerometer measures the impact force along each axis. Resultant peaks of the quantitative measurement and the frequencies at which they occur are measured. The peaks and frequencies of the measurements correspond to micro-motion. Typically, the frequency of interest is less than 1 KHz to determine if micro-motion is occurring. | 2014-09-18 |
20140275816 | WIRELESS PATIENT MONITORING SYSTEM - Embodiments of the present disclosure relate to medical systems having a plurality of separately wireless sensor elements. According to certain embodiments, the sensor elements may be physically separate from each other and may be configured to separately wirelessly communicate with a medical monitor. In some systems, two or more of the sensor elements may function together to monitor a physiological parameter. At least one of the sensor elements may include optical elements for pulse oximetry monitoring or regional saturation monitoring. In certain embodiments, at least one of the sensor elements may include electrodes for bispectral index monitoring. | 2014-09-18 |
20140275817 | Portable, Pediatric Medical Diagnostic Device - A hand-held pediatric medical diagnostic device includes a sensor module adapted to detect one or more corresponding conditions of a child. A gel material at least partially coats a contact surface on the diagnostic device. The area of the contact surface and the weight associated therewith are selected to substantially stabilize the sensor module during use. In one version, the pediatric device comprises a pediatric respiratory rate sensing device in which an accelerometer is connected to a portable, rechargeable power source. | 2014-09-18 |
20140275818 | METHODS, SYSTEMS, AND DEVICES FOR MONITORING AND DISPLAYING MEDICAL PARAMETERS FOR A PATIENT - Methods, systems, and devices are provided for monitoring and displaying medical parameters for a patient. In one embodiment, a display screen can include information related to a physiological parameter being measured from a patient. The information can include a current value based on values of the physiological parameter gathered from the patient over a period of time. The display screen can indicate whether or not the current value is within a predetermined normal range for the physiological parameter and whether or not the current value is within a predetermined goal range for the physiological parameter. The goal range can be nested within the normal range. If the current value moves outside the normal range, an alarm can be triggered. A goal alarm can be triggered if the current value is within the normal range but falls outside the goal range. | 2014-09-18 |
20140275819 | METHODS, SYSTEMS, AND DEVICES FOR MONITORING AND DISPLAYING MEDICAL PARAMETERS FOR A PATIENT - Methods, systems, and devices are provided for monitoring and displaying medical parameters for a patient. In one embodiment, a display can be configured to show a display screen that includes information related to a physiological parameter being measured from a patient. The information can include trends of values of the physiological parameter gathered from the patient over a period of time. The display screen can also show assessment information regarding one or more diagnostic parameters for the patient and notification information regarding one or more medically-related events that occurred as related to the patient. The trends information, the assessment information, and the notification information can be shown on the display screen alone or in any combination. | 2014-09-18 |
20140275820 | RESUSCITATION DEVICE WITH ONBOARD PROCESSOR - A resuscitator has a patient airway interface device, a bag, a flow passage coupled between the bag and patient airway interface device, and a sensor assembly. The patient airway interface device may be a mask or an endotracheal tube. The sensor assembly has a display, at least one sensor coupled to the flow passage and configured to provide a measurement of at least one parameter, and a processor coupled to the display and the at least one sensor. The processor is configured to receive the measurement from the sensor and provide information on the display based on the received measurement. The information may include a current breath rate, a pressure-vs-time curve, and guidance to the user to assist in achieving a target breath rate. | 2014-09-18 |
20140275821 | Specialized Sensors and Techniques for Monitoring Personal Activity - New activity recognition, recording, analysis and control techniques, systems and sensors are provided. In some aspects of the invention, multiple sensory tags with unique identification and data transfer attributes create positional, movement, orientation and acceleration data and supply it to a control system. The tags may be placed at location(s) on the user's body, clothing, personal effects, exercise equipment and other activity-relevant locations to enhance activity recognition and mapping. For example, a specialized PDA may comprise part of the control system, and may provide, reflect and/or receive modified data signals to and from such tags. | 2014-09-18 |
20140275822 | SYSTEMS, DEVICES, AND METHODS INCLUDING INTESTINAL MICROBIAL FLORA MAPPING - Systems, devices, and methods are described for providing, among other things, devices operable to acquire intestinal microbial flora samples, to map intestinal microbial flora, to identify microbes present in an individual's digestive tract, to delivery intestinal microbial flora compositions, to register a microbial flora collection events, to register microbial flora-seeding events, or the like. | 2014-09-18 |
20140275823 | ELECTRODE WITH CHARGE-OPERATED INDICATOR - An electrode includes separate first and second electrical contacts to contact the skin of a subject. A charge-holding structure is electrically connected between the first and second contacts. An indicator is operatively coupled to the charge-holding structure so that the indicator changes visibly in response to a change in the charge stored in the charge-holding structure. The electrode can include a rectifier across the contacts. A container for electrodes includes an electrical supply and a plurality of receptacles for electrodes so that a voltage difference is maintained across conductors of each receptacle (and contacts of an electrode therein) for at least one week. A method of making electrodes includes arranging the contacts over a support, connecting the charge-holding structure between them, arranging the indicator over the support, and charging the charge-holding structure so that the indicator has a first visual appearance. | 2014-09-18 |
20140275824 | Multiple Sensors for Monitoring Health and Wellness of an Animal - A system and method for monitoring the health of an animal using multiple sensors is described. The wearable device may include one or more sensors whose resultant signal levels may be analyzed in the wearable device or uploaded to a data management server for additional analysis. | 2014-09-18 |
20140275825 | METHODS AND SYSTEMS FOR LIGHT SIGNAL CONTROL IN A PHYSIOLOGICAL MONITOR - A physiological monitoring system may select a light signal for determining a physiological parameter. In some embodiments, the monitoring system may select a received light signal for further processing based on a physiological metric such as blood oxygen saturation value, or based on a system metric such as a signal-to-noise ratio. In some embodiments, the system may determine a light drive parameter based on a received signal. For example, the system may select a received light signal for further processing in order to determine a physiological parameter. | 2014-09-18 |
20140275826 | PHOTOACOUSTIC SENSORS FOR PATIENT MONITORING - Various methods and systems for photoacoustic patient monitoring are provided. A photoacoustic system includes a light emitting component that emits one or more wavelengths of light into an interrogation region of a patient and an acoustic detector that detects acoustic energy generated by the interrogation region of the patient in response to the emitted light. A reflective coating is disposed on the light emitting component, the acoustic detector, the patient, or a combination thereof to direct the emitted light toward the interrogation region of the patient. | 2014-09-18 |
20140275827 | METHOD AND SYSTEM FOR DERIVING EFFECTIVENESS OF MEDICAL TREATMENT OF A PATIENT - A method and system for deriving effectiveness of medical treatment of a patient are provided that include collecting patient state (PS) data from at least one of an implantable medical device (IMD) or an external medical device (EMD) over a collection interval. The collected PS data relates to a physiologic characteristic (PC) of the patient. The PS data is transferred to a database that is remote from the patient to form a patient state data (PSD) history. The patient undergoes a pivotal medical event (PME) during the collection interval. The PS data within the PSD history is analyzed before and after the PME to propose a treatment therapy (TT). Following delivery of the TT, the collecting and transferring operations are repeated to obtain post-treatment PS data and form a post-treatment PSD history. An effectiveness indicator (EI) of the TT is derived based on at least the post-treatment PSD history. | 2014-09-18 |
20140275828 | PATHOLOGICAL STATE DETECTION USING DYNAMICALLY DETERMINED BODY INDEX RANGE VALUES - We report method of detecting a pathological body state of a patient, comprising receiving a body signal of the patient; determining a body index from said body signal; determining an activity level of said patient; determining a value range for said body index for said patient, based at least in part on said activity level; comparing said body index to said value range; and detecting a pathological state when said body index is outside said value range. We also report a medical device system configured to implement the method. We also report a non-transitory computer readable program storage unit encoded with instructions that, when executed by a computer, perform the method. | 2014-09-18 |
20140275829 | SLEEP STAGE ANNOTATION DEVICE - The present invention is related to a sleep stage annotation system, said system having a plurality of sensors elements comprising differential electrodes, at least one sensor element comprising a ground electrode, transmitting means to transmit signals generated by the differential electrodes and the at least one ground electrode to a data recording unit, wherein) at least the sensor elements comprising the differential electrodes are arranged on a device capable of serving as a head or face support means, and methods using the same. | 2014-09-18 |
20140275830 | METHOD AND SYSTEM FOR USING TRI-MODAL SENSOR - In some embodiments, the present disclosure relates to a medical device system, comprising: a medical device capable of receiving a plurality of body signal types, wherein the body signal types comprise an electrical body signal, a temperature body signal, or a pressure body signal; and an electrode operatively coupled to the medical device, the electrode capable of sensing a plurality of body signal types, wherein the body signal types comprise an electrical body signal, a temperature body signal, or a pressure body signal; the electrode comprising: an electrical sensor; a temperature sensor; and a pressure sensor. | 2014-09-18 |
20140275831 | SEIZURE DETECTION BASED ON WORK LEVEL EXCURSION - We report a method of determining an occurrence of an epileptic convulsive seizure in a patient, comprising: receiving body data from a patient during a first time period, determining a work level relating to said first time period at least based partially upon said body data; determining whether said work level exceeds an extreme work level threshold; performing a responsive action, in response to a determination that said work level exceeds said extreme work level threshold. We also report a medical device system configured to implement the method. We also report a non-transitory computer readable program storage unit encoded with instructions that, when executed by a computer, perform the method. | 2014-09-18 |
20140275832 | DEVICE AND METHOD FOR OBTAINING VITAL SIGN INFORMATION OF A SUBJECT - For the measurement of vital sign information such as a respiratory rate and a heart rate a device for obtaining vital sign information of a subject is provided, comprising a first detection unit that acquires first set of detection data allowing the extraction of a first vital sign information signal related to a first vital sign of the subject and a second detection unit that acquires a second set of detection data allowing the extraction of a second vital sign information signal related to a second vital sign of the subject. An analysis unit extracts the first vital sign information signal from the first set of detection data ( | 2014-09-18 |
20140275833 | MEASURING MULTIPLE PHYSIOLOGICAL PARAMETERS THROUGH BLIND SIGNAL PROCESSING OF VIDEO PARAMETERS - A patient support system includes a patient support apparatus, a camera, and a controller. The controller is configured to receive image data from the camera and to determine at least one of pulmonary and circulatory characteristics of a patient supported on the patient support apparatus. | 2014-09-18 |
20140275834 | HEALTH MONITORING - One or more embodiments of techniques or systems for heath monitoring or monitoring one or more health parameters of a user are provided herein. Systems or components of a vehicle may monitor one or more vital or health parameters of an occupant of a vehicle, driver, passenger, etc. For example, a seat may have sensors embedded within that may measure characteristics or attributes associated with the occupant. In one example, a scale may be integrated with the seat to monitor a weight of an occupant on a day to day basis. As another example, a seatbelt or one or more portions of the seat may have heart rate monitors that check a heart rate of an occupant. Additionally, warnings or alerts may be provided when a signature is detected, such as an abnormal heart beat, etc. In this manner, health monitoring may be provided. | 2014-09-18 |
20140275835 | CLOUD-BASED PHYSIOLOGICAL MONITORING SYSTEM - A cloud-based physiological monitoring system has a sensor in communications with a living being so as to generate a data stream generally responsive to a physiological condition of the living being. A monitor receives the data stream from the sensor and transmits the data stream to a cloud server. The cloud server processes the data stream so as to derive physiological parameters having values responsive to the physiological condition. The cloud server derives a medical index based upon a combination of the physiological parameters. The cloud server communicates the medical index to the monitor, which displays the medical index. | 2014-09-18 |
20140275836 | DEVICE TO MONITOR AND PROMOTE SUCCESSFUL ENDOTRACHEAL INTUBATION AND VENTILATION - An apparatus including an accelerometer and a microphone contained in a housing that can be placed on a chest of an individual, the accelerometer configured to detect chest motion and microphone to detect respiratory sounds during at least one of inspiration and expiration. A method including placing such an apparatus on a chest of a subject. A method of monitoring an intubation including simultaneously assessing chest movement and air movement sounds in the airway and lungs; and indicating the status of the intubation based on the assessing. A machine-readable medium containing non-transitory program instructions that, when executed, cause a processor to perform a method including assessing chest movement and air movement sounds in a patient; and indicating the status of the intubation based on the assessing. | 2014-09-18 |
20140275837 | APPARATUS AND METHOD FOR DETECTION OF SLEEP DISORDERED BREATHING - An apparatus, system, and method directed to detecting a physiological signal during discrete time separated detection windows, deriving one or more respiratory disturbance indices from the physiological signal, detecting a respiratory disturbance state in response to the one or more respiratory disturbance indices deviating from a threshold value, interpolating the one or more respiratory disturbance indices between adjacent time separated detection windows, and declaring a respiratory disturbance episode based on the detected respiratory disturbance state during the detection windows and the interpolation between detection windows. | 2014-09-18 |
20140275838 | EPILEPTIC EVENT DETECTION BASED ON CORRELATION OF BODY SIGNALS - We report a method of a method for detecting an epileptic seizure, comprising providing a first body signal reference value; determining a current body signal value from a time series of body signals; comparing the current body signal value and the first reference value; determining a work level of the patient; determining whether the current body signal value comprises an ictal component, based on the work level and the comparing; issuing a detection of an epileptic seizure in response to the determination that the current body signal value comprises the ictal component; and taking at least one further action (e.g. warning, delivering a therapy, etc.), based on the detection. We also report a medical device system configured to implement the method. We also report a non-transitory computer readable program storage unit encoded with instructions that, when executed by a computer, perform the method. | 2014-09-18 |
20140275840 | PATHOLOGICAL STATE DETECTION USING DYNAMICALLY DETERMINED BODY DATA VARIABILITY RANGE VALUES - We report a method of detecting a pathological body state of a patient, comprising receiving a body signal of the patient; determining a BDV from said body signal; determining an activity level of said patient; determining a value range for said BDV for said patient, based at least in part on said activity level; comparing said BDV to said value range; and detecting a pathological state when said BDV is outside said value range. We also report a medical device system configured to implement the method. We also report a non-transitory computer readable program storage unit encoded with instructions that, when executed by a computer, perform the method. | 2014-09-18 |
20140275841 | INSERTABLE PROBE - A device and method for measuring the structural integrity and structural health of the female pelvic floor, or other lumenal organ, is disclosed. Said device comprises an insertable probe with a pressure chamber capable of distending the walls of said lumenal organ. The invention also comprises means for positioning the pressure chamber and adjusting its location along the lumen. Said device also comprises means for changing and recording the volume and pressure of a balloon which is part of the pressure chamber, and means for determining and recording the location of the walls of the balloon. Said device also comprises a means for integrating information obtained to determine important biomechanical information, such as stress-strain curves, which a medical clinician can use for diagnostic purposes. Said method comprises the insertion of said probe, the expansion and contraction of the pressure chamber under desired condition, and means for analyzing obtained data for increased usefulness to the clinician. | 2014-09-18 |
20140275842 | Connected Surface with Sensors - A connected surface is provided with various sensors for measuring multiple health statistics including heart rate, blood oxygen saturation, respiration rate, blood pressure, bone density, weight, balance, percent body fat, skin ulcers, stress level, pressure points, electrical heart activity, thermal imaging, and any combination thereof. Further, the connected surface may be comprised in flooring, a bath mat, a weight scale, a dedicated system, or any combination thereof. The connected surface also provides a user identification system utilizing capacitive coupling of the human body and voice feedback based on the user identified. The connected surface is comprised in a system including a data transfer medium (i.e. “smartphone”) and the Cloud, which allows for data transfer between multiple platforms from the connected surface. | 2014-09-18 |
20140275843 | CONTINUOUS OPTODE FLUORESCENT MEASUREMENT SYSTEM - Presently described are systems and methods for the continuous, accurate, low cost measurement of the concentration of target molecule(s), e.g., analytes, such as metabolites and ions, using analyte-specific, light-emitting agents, e.g., fluorescent nanosensors. | 2014-09-18 |
20140275844 | Universal Patient Interface Module and Associated Devices, Systems, and Methods - An intravascular device interface and associated systems and methods are disclosed. In some embodiments, the intravascular device interface includes a housing containing one or more processors in communication with a memory, a first connector, and a second connector. The first connector is secured to the housing and configured to interface with a proximal connector of an imaging intravascular device sized and shaped for insertion into human vasculature. The second connector is also secured to the housing and is configured to interface with a proximal connector of a physiology intravascular device. The one or more processors process data received from the first connector or the second connector for transmission over a device output. In some embodiments disclosed herein, an intravascular device interface includes a single connector that may be configured to support a non-rotational imaging device or a rotational imaging device. | 2014-09-18 |
20140275845 | FINGER-MOUNTED PHYSIOLOGY SENSOR - The described physiology sensor is worn on a single finger to capture one or more different physiological signals and has a sensor body including first and second raised mounds, protruding from its surface and being longitudinally spaced-apart such as to define a transverse air gap therebetween. The mounds each retain electrodes which abut palmar surfaces of the single finger. The sensor also has one or more physiological sensing devices housed within the body, including a skin conductance sensing device. The sensor can also have at least one of a temperature sensing device, and a photoplethysmography sensing device. A processor is housed within the body and communicates with the electrodes and the sensing devices to apply an electrical excitation thereto, and to process the physiological measurements. | 2014-09-18 |
20140275846 | NEUROMECHANICAL ALGOMETER - Systems and methods for the diagnosis of chronic pain are disclosed. An algometer comprising a pressure sensor and electrode is disclosed. The algometer may be used to measure pressure applied by a clinician at a location on a patient's body, along with EMG signals emanating from the same location of the patient. Further, a pain trigger operable by the patient may be used in coordination with the algometer. Data from the algometer and pain trigger are transmitted to a computing device and display for rendering and analysis of patient data, leading to improved diagnosis. | 2014-09-18 |
20140275847 | WIRELESS IMPLANTABLE POWER RECEIVER SYSTEM AND METHODS - A method and system is presented for an implantable wireless power receiver for use with a medical stimulation or monitoring device. The receiver receives transmitted energy through one or more non-inductive antenna(s), utilizes microelectronics to perform rectification of the received signal for generation of a DC power supply to power an implantable device, and may also utilize microelectronics to provide parameter settings to the device, or stimulating or other waveforms to a tissue. | 2014-09-18 |
20140275848 | Patient Monitoring System - A patient monitoring system including a sensing-recording device that attaches to a patient, a probe utilized to attending personnel at a trauma site and a portable data processing system with wireless communications means with each of said probe and sensing-recording device. A medic utilizes a portable data processing device in the form of a tablet or smart phone to select measurements and to control the operation of the probe and the sensing-recording device. Information obtained from the probe can be transferred to the sensing-recording device. The sensing-recording device includes sensors for continuing to accumulate information about various physiological parameters during the transport of a patient from a trauma site to a medical facility. | 2014-09-18 |
20140275849 | SYSTEM AND METHOD FOR MONITORING AND DIAGNOSING A PATIENT CONDITION BASED ON WIRELESS SENSOR MONITORING DATA - A system including wireless sensors for monitoring a patient's vital signs, such as various hemodynamic parameters of the patient. The system includes a plurality of wireless sensors attachable to or implantable in the subject, each sensor including a sensing component configured to detect a signal corresponding to at least one hemodynamic condition of the subject, and a communication component configured to wirelessly transmit the detected signal to another of the plurality of wireless sensors. The system also includes a master node configured to receive signals from and transmit control commands to at least one of the plurality of wireless sensors. A method of determining a patient's health status by utilizing data gathered from the wireless sensors as well as information of the patient from an electronic medical record storage and management system, is also provided. | 2014-09-18 |
20140275850 | GPS POWER CONSERVATION USING ENVIRONMENTAL DATA - Biometric monitoring devices, including various technologies that may be implemented in such devices, are discussed herein. Additionally, techniques, systems, and apparatuses are discussed herein for providing power-conserving techniques and systems for efficiently utilizing a GPS receiver are described. The positional fix frequency of the GPS receiver may, according to some implementations, be modified or adjusted between various levels according to data from one or more non-GPS sensors. Such non-GPS sensors may include, for example, ambient light intensity or spectrum sensors, accelerometers, gyroscopes, magnetometers, heart rate sensors, galvanic skin response sensors, infrared sensors, etc. | 2014-09-18 |
20140275851 | MULTI-SITE DATA SHARING PLATFORM - A variety of methods and arrangements for sharing medical data are described. In one aspect, one or more data streams are received from one or more medical imaging/sensing or other types of devices. Frames are obtained from the streams. In some embodiments, particular frames and/or parts of frames are selectively encrypted. The frames are transmitted to a remote device, where they are rendered and/or displayed at the remote device. In various embodiments, the frames of different streams are synchronized. | 2014-09-18 |
20140275852 | WEARABLE HEART RATE MONITOR - Some embodiments provide a wearable fitness monitoring device including a motion sensor and a photoplethysmographic (PPG) sensor. The PPG sensor includes (i) a periodic light source, (ii) a photo detector, and (iii) circuitry determining a user's heart rate from an output of the photo detector. Some embodiments provide methods for operating a heart rate monitor of a wearable fitness monitoring device to measure one or more characteristics of a heartbeat waveform. Some embodiments provide methods for operating the wearable fitness monitoring device in a low power state when the device determines that the device is not worn by a user. Some embodiments provide methods for operating the wearable fitness monitoring device in a normal power state when the device determines that the device is worn by a user. | 2014-09-18 |
20140275853 | MEDICATION RECORDING DEVICE - A device and method for recording medication to be introduced into a body. | 2014-09-18 |
20140275854 | WEARABLE HEART RATE MONITOR - A biometric monitoring device is used to determine a user's heart rate by using a heartbeat waveform sensor and a motion detecting sensor. In some embodiments, the device collects collecting concurrent output data from the heartbeat waveform sensor and output data from the motion detecting sensor, detects a periodic component of the output data from the motion detecting sensor, and uses the periodic component of the output data from the motion detecting sensor to remove a corresponding periodic component from the output data from the heartbeat waveform sensor. From this result, the device may determine and present the user's heart rate. | 2014-09-18 |
20140275855 | SYSTEMS AND METHODS FOR GENERATING TARGETED ADVERTISING - Systems and methods of providing targeted advertising are provided. Physiological information is collected from a wearable monitoring device attached to a body of a first subject over a period of time, such as multiple days, weeks, or months. Exemplary physiological information includes pulse rate information, body temperature information, breathing rate information, blood pressure information, cardiac output information, and blood gas level information. The collected physiological information is analyzed to generate a profile for the first subject. At least one advertisement is selected in response to the profile, and presented to a second subject not wearing a monitoring device, wherein the first and second subjects have at least one matching demographic. | 2014-09-18 |
20140275856 | MEDICAL MONITORING SYSTEM BASED ON SOUND ANALYSIS IN A MEDICAL ENVIRONMENT - The invention relates to a medical monitoring system ( | 2014-09-18 |
20140275857 | METABOLIC AND CARDIOPULMONARY MONITOR - Systems and methods for monitoring and/or assessing metabolic and/or cardiopulmonary parameters of a subject are disclosed. Systems and methods for high speed monitoring of metabolic parameters of a subject in a substantially unrestricted setting are disclosed. Further disclosed are wearable systems and methods for substantially unobtrusive monitoring of a breath stream from a subject. Also disclosed are wearable systems and methods for real-time monitoring of the respiratory function and/or one or more disease states of a subject. Data systems to coordinate simultaneous monitoring of one or more metabolic and/or cardiopulmonary parameters of a plurality of subjects are also disclosed. | 2014-09-18 |
20140275858 | SYSTEMS, DEVICES, AND METHODS INCLUDING INTESTINAL MICROBIAL FLORA MAPPING - Systems, devices, and methods are described for providing, among other things, devices operable to acquire intestinal microbial flora samples, to map intestinal microbial flora, to identify microbes present in an individual's digestive tract, to delivery intestinal microbial flora compositions, to register a microbial flora collection events, to register microbial flora-seeding events, or the like. | 2014-09-18 |
20140275859 | IMPLANTATION AND ANTENNA ORIENTATION OF AN IMPLANTABLE SENSOR - A sensor system including an implantable sensor and an external transceiver. Aspects of the sensor system may provide improved implantation and antenna orientation of the implanted sensor. The sensor may include a sensor antenna, the transceiver may include a transceiver antenna. In some embodiments, the sensor antenna and/or transceiver antenna may include a first set of coils oriented in a first plane and a second set of coils oriented in a second plane that is different than the first plane. In some embodiments, the sensor may have a geometry that will prevent or reduce movement and/or rotation of the implanted sensor. For instance, in some embodiments, the sensor may be enclosed in silicon that contains antenna coils and/or include wings, a fluid filled sack, a swelling material, an expansion material, and/or arms. | 2014-09-18 |
20140275860 | DEVICE AND SYSTEM FOR SENSING WITHIN IN-VIVO FLUIDS - Devices and a system for detection of blood within in-vivo fluids are provided. A device comprises a housing that includes a gap. The gap has at least one opening through which in-vivo fluids may enter and/or exit the gap. The device further comprises an illumination source for illuminating the in-vivo fluids in the gap, a light detector for detecting light which passes through the in-vivo fluids in the gap, and flexible fins disposed on the housing in the vicinity of the gap's opening for covering the opening when the fins are folded and for pumping fluids into and out of the opening by repeated closure and opening of the opening by the fins, due to repeated peristaltic waves. This pumping effect may lead to continuous flow of fluids into and out of the opening and thus into and out of the gap of the device. | 2014-09-18 |
20140275861 | AMBULATORY SENSING SYSTEM AND ASSOCIATED METHODS - A method for monitoring data in a clinical environment comprises receiving information indicative of a number of ambulatory sensing systems in a measurement environment comprising a plurality of ambulatory sensing systems. The method also comprises establishing a communication scheme associated with the measurement environment based on the number of ambulatory sensing systems in the measurement environment. The method further comprises providing, to each ambulatory sensing system, information indicative of the established communication scheme. The method also comprises configuring, in a central data module associated with the measurement environment, parameters for communicating with each respective ambulatory sensing system in accordance with the established control scheme. | 2014-09-18 |
20140275862 | SYSTEMS AND METHODS FOR ASSESSING SWEAT GLAND OUTPUT - Various method embodiments for performing a sweat test include triggering sweating in a test area of a test subject, drying the test area, and applying a test device on the test area. The test device is used to monitor sweat production of individual SGs within the test area to provide test results for each functional SG in the test area. The test results for each functional SG in the test area are recorded. | 2014-09-18 |
20140275863 | FLUID ANALYSIS DEVICE AND RELATED METHOD - A device and method for analyzing characteristics of a fluid. The device is a bolus arranged to remain within the fluid for the analysis. The bolus includes a sensor module, a fluid analysis module, a fluid pumping module and a control and data transmission module. The sensor module includes a transducer element to generate acoustic signals and convert acoustic signals. The information derived from generating and receiving acoustic signals is used to obtain information about constituents and conditions of the fluid. That information may be transferred to a near or remote location for analysis. The device and analysis method are suitable for evaluating the health of animals. The device may be used in a telemedicine environment at an animal health facility. It may also be uploaded to a database for use in the analysis of a group of sources of fluid, such as a herd of cows. | 2014-09-18 |
20140275864 | Polyurethane dressing and method for making same - The present invention is directed toward a wound dressing comprising a foam body made of polyurethane material treated with a plurality of colored biocidal dyes with at least one of the dyes being gram positive and at least one of the dyes being gram negative to dye the body a distinct color. The body has at least one planar surface and ranges from about 1 mm to about 10 mm in thickness and has an outer film cover and border with a hydrogel adhesive secured to the body. The foam body changes color when placed in contact with an infected wound site. | 2014-09-18 |
20140275865 | SHEATHED RIVET - The device and method of the invention generally relate to a system and method for percutaneous delivery, implantation and securement of an anchor at a target site. The system comprises an anchor having a bridge, a first stabilizer having a crimped state and a deployed state, a second stabilizer having a crimped state and a deployed state, and a positioning arm. The system may further comprise a cannula, pushrod, and sheath. The system permits the deposit of an anchor at a target location in the body by utilizing a controlled amount of force. The anchors and methods are particularly well-suited to implantation within the body of a living animal or human to monitor various physiological conditions. | 2014-09-18 |
20140275866 | ROTATABLE DISK-SHAPED FLUID SAMPLE COLLECTION DEVICE - A sample collection device for a fluid includes: a substantially disk-shaped body having a periphery; a capillary channel extending through the body and bounded by the periphery, having a first end and a second end, wherein the first end is adapted to draw the fluid into the channel by capillary action; a sample collection well located in the vicinity of the second end and in fluid communication with the capillary channel; and an axis of rotation extending through the center of the disk and which is substantially perpendicular to the major surface of the disk-shaped body. In a preferred embodiment, the sample collection device is adapted to rotate about the axis of rotation within a cartridge having a housing comprising an air vent in fluid communication with the capillary channel when the disk is rotated in a first position. | 2014-09-18 |
20140275867 | METHODS AND SYSTEMS FOR SHAPING DRIVE PULSES IN A MEDICAL DEVICE - Systems and methods are provided for shaping drive pulses in a medical device. In some embodiments, signal channel characteristics introduce undesirable channel effects including signal distortions such as droop in a square wave pulse. In some embodiments, the system may shape light drive pulses to compensate for channel effects. Light drive characteristics may be determined based on, for example, modeling of components and/or iterative calibration techniques. The output of the channel may be used to determine physiological information such as blood oxygen saturation and respiration rate. | 2014-09-18 |
20140275868 | ANALYTE MONITORING SYSTEMS AND METHODS - Some embodiments provide a system for synchronizing and configuring monitoring devices. In some embodiments, a patient monitoring device settings module is configured to automatically provide configuration settings to a plurality of patient monitoring devices. A monitoring device data module is configured to receive measurement data from at least one of the patient monitoring devices. An electronic medical records system interface is configured to provide patient data at least partially derived from the received measurement data to an electronic medical records system. A patient records interface is configured to provide patient data to at least one of the patient monitoring devices. | 2014-09-18 |
20140275869 | METHOD AND DEVICE FOR CORRECTING OPTICAL SIGNALS - An optical device is used to monitor an implant embedded in the tissue of a mammal (e.g., under the skin). The implant receives excitation light from the optical device and emits light that is detected by the optical device, including an analyte-dependent optical signal. Scatter and absorption properties of tissue change over time due to changes in hydration, blood perfusion and oxygenation. The optical device has an arrangement of light sources, filters and detectors to transmit excitation light within excitation wavelength ranges and to measure emitted light within detection wavelengths. Changes in scattering and absorption of light in the tissue, such as diffuse reflectance, are monitored. The light sources, filters and detectors may also be used to monitor autofluorescence in the tissue to correct autofluorescence background. | 2014-09-18 |
20140275870 | CONTINUOUS NONINVASIVE MEASUREMENT OF ANALYTE CONCENTRATION USING AN OPTICAL BRIDGE - A method may include directing a radiation beam at a sample, the beam including two periods of radiation having different wavelengths, an analyte in a fluid within the sample having different absorption coefficients for the two different wavelengths, detecting the beam with a detector when the sample is in a first fluid state, the detector configured to generate an output signal proportional to an intensity of the beam at each of the two different wavelengths, detecting the beam with the detector when the sample is in a second fluid state, the sample transitioning from the first fluid state to the second fluid state by a pulsation of the sample, obtaining estimates of an amount of fluid at the first and second fluid states, and determining an analyte concentration estimate based on the output signal and the estimate of the amount of fluid at the first and second fluid states. | 2014-09-18 |
20140275871 | WIRELESS OPTICAL COMMUNICATION BETWEEN NONINVASIVE PHYSIOLOGICAL SENSORS AND PATIENT MONITORS - Embodiments of the disclosure include a noninvasive physiological patient sensor and a patient monitor capable of wireless communication with one another. An optical communication path can be used to provide the communication path between the noninvasive physiological patient sensor and the patient monitor. The path can be maintained by one or more light sources and detectors traditionally associated with noninvasive optical sensors or by one or more additional dedicated light sources and detectors. | 2014-09-18 |
20140275872 | SYSTEMS AND METHODS FOR TESTING PATIENT MONITORS - A quality control system for patient monitors is disclosed. The quality control system can include a quality check insert having optical properties. In an embodiment, the insert is placed within a sensor, irradiated with light, and then the light is detected after attenuation by the insert. The detected light is processed using the same or different processing methodologies typically used to determine measurement values for physiological parameters of a monitored patient. When a patient monitor is functioning properly, the results of the processing provide values within a predetermined range of values. When the patient monitor is not functioning properly, the results of the processing provide values outside the predetermined range of values. The quality control system can include quality control parameters indicative of a properly functioning active pulse motor of the sensor, emitters of the sensor, detectors of the sensor, accelerometers of the sensors, and/or temperature sensors of the system. | 2014-09-18 |
20140275873 | SENSOR CONNECTOR - Embodiments of the present disclosure relate to patient monitoring systems having a connector configured to couple a medical sensor to a monitor. According to certain embodiments, the connector may include a layered printed circuit board having a first surface comprising a plurality of electrical contacts and a second surface having a plurality of electrical contacts. The electrical contacts of the first surface and the electrical contacts of the second surface may be configured to enable the connector to be reversible and to electrically couple the medical sensor to the monitor when the connector is in a first orientation or in a second orientation with respect to the monitor. | 2014-09-18 |
20140275874 | SYSTEM AND METHOD FOR CHARGING A WIRELESS PULSE OXIMETER - Methods and systems are provided for recharging a power module of a sensor (e.g., a wireless sensor). The system may include a charging station, which may receive and recharging the power module of the sensor. The charging station may be configured to recharge the power module directly or inductively. Furthermore, the charging station may be configured to recharge the power module while the power module is removed from the sensor or while the power module is operatively coupled to the sensor. Additionally, the charging station may be a component of a monitoring device, which may operate in combination with the sensor. | 2014-09-18 |
20140275875 | SYSTEM AND METHOD FOR POSITIONING A SENSOR - Sensor designs or shapes to facilitate the placement of sensors on a patient are provided. For example, a first sensor may include a sensor body having a keyed interface region that is configured to align with a complementary keyed interface region of second sensor. Such sensors may also include various features to further facilitate the positioning of the sensors on the patient tissue and the positioning of the sensors with respect to one another. For example, the first sensor may include indicia relating to the second sensor having the complementary keyed interface region. | 2014-09-18 |
20140275876 | SYSTEMS AND METHODS FOR LOCATING AND/OR IDENTIFYING A WIRELESS SENSOR ASSOCIATED WITH A PATIENT MONITOR - The present embodiments include one or more wireless patient sensors that may be coupled, or recoupled, to a patient monitor to ensure that the patient monitor is displaying information from the intended source. In other embodiments, the wireless sensors described herein may use one or more unique tokens to establish a coupling between the wireless sensor and the patient monitor though wireless communication channels. In addition, the present embodiments relate to wireless sensors and patient monitors each having one or more audio/visual features that indicate the coupling status between them, and may also locate and/or identify one or more wireless sensors coupled to the patient monitor, or vise versa. The audio/visual features may include an audio feature, a visual feature, or a combination thereof. In particular, the visual feature may be a display feature (e.g., electronic ink display). | 2014-09-18 |
20140275877 | SYSTEMS AND METHODS FOR DETERMINING RESPIRATION INFORMATION BASED ON PRINCIPAL COMPONENT ANALYSIS - A patient monitoring system may receive a physiological signal such as a photoplethysmograph (PPG) signal. A plurality of respiration morphology signals may be determined from the PPG signal. Principal component analysis may be performed on the respiration morphology signals, resulting in one or more principal components. Respiration information such as respiration rate may be determined at least in part from a principal component that corresponds to a respiration source signal. | 2014-09-18 |
20140275878 | METHODS AND SYSTEMS FOR EQUALIZING PHYSIOLOGICAL SIGNALS - A physiological monitoring system may determine an equalized physiological signal. The system may receive a light signal that includes undesired signal features associated with a channel response. The system may equalize the light signal to mitigate the undesired signal features. The equalization may be performed on an analog signal or a digital signal. The equalization may include, for example, applying an inverse response of the channel response, such that undesired signal features are mitigated while signal features associated with a subject are retained. The equalization may be implemented with, for example, a finite impulse response filter. | 2014-09-18 |
20140275879 | SYSTEMS AND METHODS FOR DETERMINING RESPIRATION INFORMATION BASED ON INDEPENDENT COMPONENT ANALYSIS - A patient monitoring system may receive a physiological signal such as a photoplethysmograph (PPG) signal. A plurality of respiration morphology signals may be determined from the PPG signal. Independent component analysis may be performed on the respiration morphology signals, resulting in a plurality of independent components. An independent component corresponding to a respiration source signal may be selected from the plurality of independent components. Respiration information such as respiration rate may be determined based at least in part on the selected independent component. | 2014-09-18 |
20140275880 | DEVICE AND METHOD FOR DETERMINING THE BLOOD OXYGEN SATURATION OF A SUBJECT - A device for determining blood oxygen saturation of a subject comprises an interface for receiving a data stream derived from detected electromagnetic radiation emitted or reflected from one or more skin portions of the subject, said data stream comprising a data signal per skin pixel for a plurality of skin pixels of said one or more skin portions. An analyzer determines the change in blood oxygen saturation of said plurality of skin pixels based on the data signals of said plurality of skin pixels. A selector selects a group of skin pixels comprising either the skin pixels showing the fastest change in blood oxygen saturation or said plurality of skin pixels except for skin pixels showing the slowest change in blood oxygen saturation. A processor determines the blood oxygen saturation of the subject based on the data signals of the selected group of skin pixels. | 2014-09-18 |
20140275881 | PATIENT MONITOR AS A MINIMALLY INVASIVE GLUCOMETER - In an embodiment, a patient monitor, such as a pulse oximeter, functions as a spot check glucometer when in communication with a blood glucose strip reader. In an embodiment, communications between the patient monitor and the strip reader may optionally be encrypted. Embodiments also include the strip reader housed in a dongle configured to mate with a sensor port of the pulse oximeter. | 2014-09-18 |
20140275882 | Methods and Systems for Determining a Probe-Off Condition in a Medical Device - A physiological monitoring system may use one or more characteristics of an ambient signal to determine a probe-off condition. A physiological sensor may be used to emit one or more wavelengths of light. A light signal may be received that includes an ambient light component and one or more components corresponding to the emitted light. One or more characteristics (e.g., baseline characteristics) of the ambient light component may be determined and compared to one or more thresholds. The system may determine whether the physiological sensor is properly positioned based on the comparison. | 2014-09-18 |
20140275883 | WIRELESS SENSORS - Embodiments of the present disclosure relate to medical systems having a wireless medical sensor with a disposable portion and a reusable portion. According to certain embodiments, the disposable portion may include an emitter configured to emit one or more wavelengths of light. The reusable portion may include a power source, such as a battery, for providing power to the emitter and other various components of the sensor. In certain embodiments, the reusable portion may also include a wireless module for communicating with a patient monitor. | 2014-09-18 |
20140275884 | REUSABLE WIRELESS MEDICAL SENSORS - Embodiments of the present disclosure relate to reusable wireless sensors. According to certain embodiments, the wireless sensor may include a rechargeable battery coupled to an induction coil for recharging the battery. One or more magnets may be disposed within or coupled to the wireless sensor, and the one or more magnets may be arranged to align the induction coil of the wireless sensor with a recharging device to facilitate recharging the battery of the wireless sensor. | 2014-09-18 |
20140275885 | SELF-CONTAINED REGIONAL OXIMETRY - A handheld device includes a contact surface, an optical module, a processor, a display module, and a user operable switch. The optical module is disposed on the contact surface. The optical module has at least one optical emitter and at least one optical detector. The at least one optical detector has a light shield associated with the contact surface. The light shield is configured to exclude ambient light from the contact surface when the contact surface abuts tissue of a patient. The processor is coupled to the optical module and configured to execute instructions for determining a measure of oximetry corresponding to the tissue. The display module is coupled to the processor and is configured to indicate the measure of oximetry. The user operable switch is configured to activate at least one of the processor, the optical module, and the display module. | 2014-09-18 |
20140275886 | SENSOR FUSION AND PROBABILISTIC PARAMETER ESTIMATION METHOD AND APPARATUS - A probabilistic digital signal processor using data from multiple instruments is described. Initial probability distribution functions are input to a dynamic state-space model, which operates on state and/or model probability distribution functions to generate a prior probability distribution function, which is input to a probabilistic updater. The probabilistic updater integrates sensor data from multiple instruments with the prior to generate a posterior probability distribution function passed (1) to a probabilistic sampler, which estimates one or more parameters using the posterior, which is output or re-sampled in an iterative algorithm or (2) iteratively to the dynamic state-space model. For example, the probabilistic processor operates on fused data using a physical model, where the data originates from a mechanical system or a medical meter or instrument, such as an electrocardiogram or pulse oximeter to generate new parameter information and/or enhanced parameter information. | 2014-09-18 |
20140275887 | Systems And Methods For Monitoring Respiratory Depression - Methods and systems are disclosed for analyzing a physiological respiratory signal in order to monitor respiratory depression events. In certain embodiments, respiratory depression is monitored by extracting a respiratory signal from a photoplethysmograph (“PPG”) signal, identifying a morphological characteristic of the respiratory signal, and generating a respiratory condition signal. In certain embodiments, an alarm and therapeutic intervention strategy are triggered upon determination of respiratory depression event. In certain embodiments, a plurality of physiological signals are used to determine a respiratory depression event | 2014-09-18 |
20140275888 | Wearable Wireless Multisensor Health Monitor with Head Photoplethysmograph - Ambulatory monitoring of human health is provided by a multi-component multi-sensor wireless wearable biosignal acquisition system comprising a torso device and a peripheral device communicating wirelessly, and a mobile phone for receiving collected data and uploading it over cellular network or WiFi to a remote computer for multivariate analysis. Biosignals include EKG and PPG, from which a determination of pulse transit time can be made. | 2014-09-18 |
20140275889 | SYSTEMS AND METHODS FOR DETERMINING RESPIRATION INFORMATION FROM SEGMENTS OF A PHOTOPLETHYSMOGRAPH - A physiological monitoring system may determine respiration information from a PPG signal. The system may analyze the PPG signal with respect to itself by associating values of the PPG signal with values of a time-delayed version of the PPG signal to create pairs of associated values. A subset of associated values may be identified. Respiration metric values may be determined based on the subset of pairs. The respiration metric values may be amplitude values and/or time values corresponding to the subset of pairs. The respiration metric values may be analyzed using autocorrelation, cross-correlation, or other signal processing techniques to determine respiration information such as respiration rate. | 2014-09-18 |
20140275890 | SYSTEMS AND METHODS FOR SENSOR CALIBRATION IN PHOTOPLETHSYMOGRAPHY - Various methods and systems for obtaining calibration coefficients for pulse oximeter sensors are provided. A method includes passing current through a light emitting element in an oximeter sensor and measuring, utilizing a first voltage sensing lead, a first voltage present at an electrical input of the light emitting element. The method also includes measuring, utilizing a second voltage sensing lead, a second voltage present at an electrical output of the light emitting element and determining a forward voltage of the light emitting element based on the first and second voltages. Utilizing the determined forward voltage, a wavelength of light emitted from the light emitting element is calculated. Utilizing the calculated wavelength of the emitted light, at least one calibration coefficient for the oximeter sensor is determined. | 2014-09-18 |
20140275891 | OPTICAL TOMOGRAPHY SENSOR AND RELATED APPARATUS AND METHODS - Optical sensors, systems, and methods are described, which may be used to provide or analyze information about a subject. The optical sensor may be placed in proximity to the subject and may include optical sources and optical detectors. The optical sources may irradiate the subject with optical signals and the optical detectors can detect signals from the subject. Analysis of the detected signals can yield information about the subject. | 2014-09-18 |
20140275892 | PHYSIOLOGICAL SENSOR DELIVERY DEVICE AND METHOD - An intravascular sensor delivery device for measuring a physiological parameter of a patient, such as blood pressure, within a vascular structure or passage. In some embodiments, the device can be used to measure the pressure gradient across a stenotic lesion or heart valve. For example, such a device may be used to measure fractional flow reserve (FFR) across a stenotic lesion in order to assess the severity of the lesion. The sensor delivery device has a distal sleeve configured to pass or slide over a standard medical guidewire. Some distance back from the sensor and distal sleeve, the device separates from the guidewire to permit independent control of the sensor delivery device and the guidewire. The sensor delivery device can be sized to pass over different sizes of guidewires to enable usage in coronary and peripheral arteries, for example. | 2014-09-18 |
20140275893 | Method and System for Positioning a Sensor - Release liners configured to facilitate the positioning of a sensor at a predetermined position of a patient are provided. The release liners may include one or more alignment features configured to approximately align with one or more anatomical features of the patient when the sensor is placed in the predetermined position. The one or more alignment features may include any suitable number of alignment lines. The release liner may be at least partially removable from the sensor. | 2014-09-18 |
20140275894 | REFLUX PROBE - A probe for detecting reflux in the oesophagus by detecting the level of turbidity at different points in the oesophagus. The probe consists of multiple pairs ( | 2014-09-18 |
20140275895 | Methods of Manufacture to Optimize Performance of Transdermal Sampling and Analysis Device - Methods and systems for manufacturing a transdermal sampling and analysis device for non-invasively and transdermally obtaining biological samples from a subject and determining levels of analytes of the obtained biological samples are provided. A method of manufacturing the device may improve performance and includes forming channel structures on the lid of the device, thereby making the spacer/channel support structures physically independent and separable from the sensing electrode. Other methods of manufacturing the device may improve performance and include forming at least one of the electrodes on each of the base and the lid, and forming a recessed second spacer layer over the channel support structures, thereby separating the channel support structures and the electrode on the lid to allow a larger area of the electrode to be exposed to the biological sample. | 2014-09-18 |
20140275896 | MEMBRANE FOR CONTINUOUS ANALYTE SENSORS - Devices are presented for measurement of an analyte concentration. The devices comprise: a sensor configured to generate a signal indicative of a concentration of an analyte; and a sensing membrane located over the sensor. The sensing membrane comprises an enzyme domain comprising an enzyme, a base polymer, and a hydrophilic polymer which makes up from about 5 wt. % to about 30 wt. % of the enzyme domain. | 2014-09-18 |
20140275897 | ON-BODY MICROSENSOR FOR BIOMONITORING - A microsensor and method of manufacture for a microsensor, comprising an array of filaments, wherein each filament of the array of filaments comprises a substrate and a conductive layer coupled to the substrate and configured to facilitate analyte detection. Each filament of the array of filaments can further comprise an insulating layer configured to isolate regions defined by the conductive layer for analyte detection, a sensing layer coupled to the conductive layer, configured to enable transduction of an ionic concentration to an electronic voltage, and a selective coating coupled to the sensing layer, configured to facilitate detection of specific target analytes/ions. The microsensor facilitates detection of at least one analyte present in a body fluid of a user interfacing with the microsensor. | 2014-09-18 |
20140275898 | Medical Device Data Processing and Communication Methods and Systems - Methods and devices to monitor an analyte in body fluid are provided. Embodiments include continuous or discrete acquisition of analyte related data from a transcutaneously positioned in vivo analyte sensor automatically or upon request from a user. | 2014-09-18 |
20140275899 | ANALYTE SENSOR APPARATUSES COMPRISING MULTIPLE IMPLANTABLE SENSOR ELEMENTS AND METHODS FOR MAKING AND USING THEM - Embodiments of the invention provide analyte sensors having optimized elements and/or configurations of elements as well as methods for making and using such sensors. Typical embodiments of the invention include glucose sensors used in the management of diabetes. | 2014-09-18 |
20140275900 | BIOINTERFACE MEMBRANES INCORPORATING BIOACTIVE AGENTS - A biointerface membrane for an implantable device including a nonresorbable solid portion with a plurality of interconnected cavities therein adapted to support tissue ingrowth in vivo, and a bioactive agent incorporated into the biointerface membrane and adapted to modify the tissue response is provided. The bioactive agents can be chosen to induce vascularization and/or prevent barrier cell layer formation in vivo, and are advantageous when used with implantable devices wherein solutes are transported across the device-tissue interface. | 2014-09-18 |