40th week of 2011 patent applcation highlights part 63 |
Patent application number | Title | Published |
20110245555 | TETRAMER PRODUCTION APPARATUS AND PROCESS RELATING THERETO - One exemplary embodiment can be a tetramer production apparatus. The apparatus can include a fractionation zone and an oxygenate removal zone. The fractionation zone can produce a distillation product including one or more C6 hydrocarbons for producing one or more C12 compounds. The oxygenate removal zone may remove one or more oxygenate compounds from the distillation product passed through the oxygenate removal zone. | 2011-10-06 |
20110245556 | Ethylene Production By Steam Cracking of Normal Paraffins - A simulated moving bed adsorptive separation process for preparing the separate feed streams charged to naphtha reforming unit and a steam cracking unit has been developed. The feed stream to the overall unit is passed into the adsorptive separation unit. The desorbent in the adsorptive separation is C12 hydrocarbons. The simulated moving bed adsorptive separation separates the components of the feed stream into a normal paraffin stream, which is charged to the steam cracking process, and non-normal hydrocarbons which are passed into a reforming zone. The desorbent is readily separated from the normal paraffin stream and from the non-normal paraffin stream and the simulated moving bed adsorption zone is operated at an A/Fn ratio of from about 0.90 to about 0.92. | 2011-10-06 |
20110245557 | Multi-Stage Fluidized Bed Reactor for Dehydrogenation of Hydrocarbons - A reactor design and process for the dehydrogenation of hydrocarbons is presented. The reactor design includes a multibed catalytic reactor, where each of the reactor beds are fluidized. The catalyst in the reactor cascades through the reactor beds, with fresh catalyst input into the first reactor bed, and the spent catalyst withdrawn from the last reactor bed. The hydrocarbon feedstream is input to the reactor beds in a parallel formation, thereby decreasing the thermal residence time of the hydrocarbons when compared with a single bed fluidized reactor, or a series reactor scheme. | 2011-10-06 |
20110245558 | Cumene Production with High Selectivity - Cumene production methods are disclosed, based on the alkylation of benzene with propylene, in which byproducts of the alkylation reaction are advantageously reduced to achieve a high cumene selectivity. This may be attained by (i) reducing the portion of the total alkylation effluent that is recycled, after cooling, to the alkylation reaction zone for quenching or direct heat exchange and/or (ii) reducing the benzene:propylene molar ratio of the alkylation feedstock. To manage the temperature differential across catalyst bed(s) in the alkylation reaction zone, indirect heat exchange may be used to remove heat. | 2011-10-06 |
20110245559 | PROCESS FOR INCREASING WEIGHT OF OLEFINS - The process converts FCC olefins to heavier compounds. The heavier compounds are more easily separated from the unconverted paraffins. The heavier compounds can be recycled to an FCC unit or delivered to a separate FCC unit. Suitable conversion zones are oligomerization and aromatic alkylation zones. | 2011-10-06 |
20110245560 | Olefin Metathesis Reactant Ratios Used with Tungsten Hydride Catalysts - Processes for olefin metathesis, for example for the production of propylene, utilize a catalyst comprising a solid support and a tungsten hydride bonded to alumina present in the support. Conversion, selectivity, and/or catalyst stability advantages may be realized when a first olefin reactant (e.g., ethylene) is present in the hydrocarbon feedstock at a stoichiometric deficit relative to a second, higher carbon number olefin reactant (e.g., butylene). | 2011-10-06 |
20110245561 | Dehydrogenation of Alkyl Aromatics - Dehydrogenation of a reactor system of one or more vertically oriented flow reactors equipped with a system for introducing a catalyst extender into the inlet of the reactor. A vertically oriented radial flow reactor comprises inner and outer reactor tubes having perforated wall members extending longitudily of the reactor and defining an annulus containing a dehydrogenation catalyst. A supply line to the reactor is equipped with a rotation vane. An injection nozzle comprising a coaxial flow tube extends into the supply line downstream of the vane. The coaxial flow tube has an interior chamber and an annular chamber surrounding the interior chamber and extending into the supply line along with the interior chamber. The interior chamber is connected to a catalyst extender source and the annular chamber is connected to a source of a carrier gas which is effective to disperse the extender within feedstock flowing into the reactor. | 2011-10-06 |
20110245562 | Pulsed oxidative dehydrogenation process - The present invention provides a continuous process for the oxidative dehydrogenation of a lower paraffin to a lower olefin, preferably alpha olefin by sequentially providing pulses of an oxygen containing gas, an inert gas, the paraffin, and inert gas in the presence of a catalyst that preferably has the ability to hold and release oxygen, so that the paraffin and the oxygen do not directly mix in the reactor. | 2011-10-06 |
20110245563 | AROMATIC ALKYLATION PROCESS USING UZM-37 ALUMINOSILICATE ZEOLITE - A new family of crystalline aluminosilicate zeolites has been synthesized. These zeolites are represented by the empirical formula. | 2011-10-06 |
20110245564 | PROCESSES USING UZM-37 ALUMINOSILICATE ZEOLITE - A new family of crystalline aluminosilicate zeolites has been synthesized. These zeolites are represented by the empirical formula. | 2011-10-06 |
20110245565 | Process for Xylene and Ethylbenzene Isomerization Using UZM-35 - Xylene and ethylbenzene isomerization process is catalyzed by the UZM-35 family of crystalline aluminosilicate zeolites represented by the empirical formula: | 2011-10-06 |
20110245566 | PROCESS FOR XYLENE AND ETHYLBENZENE ISOMERIZATION USING UZM-35HS - Xylene and ethylbenzene isomerization process is catalyzed by the UZM-35 family of crystalline aluminosilicate zeolites represented by the empirical formula: | 2011-10-06 |
20110245567 | PROCESS FOR OLIGOMERIZING DILUTE ETHYLENE - The process converts ethylene in a dilute ethylene stream that may be derived from an FCC product to heavier hydrocarbons. The oligomerization reactor is in communication between a primary absorber column and a secondary absorber column in an FCC product recovery section. The oligomerization catalyst may have a low silica base with a Group VIIIB metal and operate at low pressure without excessive deactivation. The catalyst is resistant to feed impurities such as hydrogen sulfide, carbon oxides, hydrogen and ammonia. At least 40 wt-% of the ethylene in the dilute ethylene stream can be converted to heavier hydrocarbons. | 2011-10-06 |
20110245568 | Dehydrogenation Reactions of N-Butene to Butadiene - A method for the dehydrogenation of n-butene to form butadiene over a dehydrogenation catalyst with a butadiene yield of at least 40 mol % is disclosed. Embodiments involve operating the dehydrogenation reactor at a pressure of 1,000 mbar or less. | 2011-10-06 |
20110245569 | Conversion of Acyclic Symmetrical Olefins to Higher and Lower Carbon Number Olefin Products - Processes for the conversion, under conditions and with a catalyst system effective for olefin metathesis, of hydrocarbon feedstocks comprising an acyclic symmetrical olefin (e.g., butene-2) are described. Olefin products of lower and higher carbon numbers (e.g., propylene and pentene) are formed in the presence of a catalyst comprising a solid support and a tungsten hydride bonded to alumina present in the support. This occurs despite the olefin metathesis reaction mechanism leading to a degenerative result, without any expected production of different carbon number products from acyclic symmetrical olefins. | 2011-10-06 |
20110245570 | Conversion of Butylene to Propylene Under Olefin Metathesis Conditions - Processes for the conversion, under conditions and with a catalyst system effective for olefin metathesis, of hydrocarbon feedstocks comprising butylene, for example all or a large proportion of a single C | 2011-10-06 |
20110245571 | Oxidative dehydrogenation of paraffins field of the invention - The present invention provides a process for the oxidative dehydrogenation of a paraffin such as ethane to the corresponding alkene such as ethylene in which the alkane is contacted with a bed of oxidative dehydrogenation catalyst having an enhanced labile oxygen content in the crystal structure on an inert support optionally with a regenerable metallic oxidant composition in the absence of a gaseous feed containing oxygen. | 2011-10-06 |
20110245572 | METHOD FOR BIOGAS TREATMENT AND BIOGAS INSTALLATION - The invention relates to a method for biogas treatment, wherein the gas originating from a fermentation is separated into a usable biogas stream consisting essentially of methane gas and into an exhaust gas stream containing undesired substances, said exhaust gas stream being thermally or catalytically oxidized. According to the invention, the exhaust gas stream is guided prior to oxidation through closed storage containers and/or fermentation residue containers for the inertization of explosive gas concentrations resulting there. | 2011-10-06 |
20110245573 | Separation System - A process for separating a product from a multicomponent feedstream to an adsorption apparatus or system is described. The apparatus or system may comprise a moving-bed or a simulated moving-bed adsorption means. The product comprises at least one organic compound, such as an aryl compound with alkyl substitutes. In embodiments the conduits used to supply the feedstream to the apparatus or system are flushed with media of multiple grades. The improvement is more efficient use of the desorbent. In embodiments the process achieves improvements in one or more of efficiency of adsorption separation, capacity of adsorption apparatus systems, and purity of product attainable by adsorption process. | 2011-10-06 |
20110245574 | Catalytic hydrogenation process - A process for the selective catalytic hydrogenation of alkynes and/or dienes in a hydrocarbon stream in the presence of hydrogen, an alcohol, and a supported catalyst is disclosed. The presence of the alcohol reduces the catalyst deactivation and improves the selectivity of the hydrogenation. | 2011-10-06 |
20110245575 | PARAFFIN PURIFICATION METHOD AND APPARATUS - A method for purifying a paraffin from a source material containing a paraffin having 2 to 6 carbon atoms and an olefin having 2 to 6 carbon atoms includes a first step of bringing the source material into contact with a silver ion-containing solution (absorption liquid) at a predetermined temperature and pressure in an absorption column | 2011-10-06 |
20110245576 | TEXTILE FIBERS HAVING PHOTOCATALYTIC PROPERTIES FOR DEGRADING CHEMICAL OR BIOLOGICAL AGENTS, METHOD FOR PREPARING SAME AND USE THEREOF IN PHOTOCATALYSIS - The invention relates to textile fibers at least partially covered with a nanometric-sized semiconducting material having photocatalytic properties for degrading chemical compounds, in particular chemical or biological agents, wherein said semiconducting material is in the form of nanostructure or nanocomposites with a one-dimensional morphology. The textile fibers can be used for application in the military, medical, and civilian domains, etc. The curves | 2011-10-06 |
20110245577 | COMBINATION WITH BIS (THIOHYDRAZIDE AMIDES) FOR TREATING CANCER - Disclosed herein are methods of treating a proliferative disease, such as cancer, with bis(thio-hydrazide amides) or a tautomer, pharmaceutically acceptable salt, solvate, clathrate, or prodrug thereof, in combination with hyperthermia treatment. Also disclosed are methods of treating a proliferative disease, such as cancer, with bis(thio-hydrazide amides) or a tautomer, pharmaceutically acceptable salt, solvate, clathrate, or prodrug thereof, in combination with radiotherapy. | 2011-10-06 |
20110245578 | RADIOACTIVE THERAPEUTIC FASTENING INSTRUMENT - An instrument used for brachytherapy delivery in the treatment of cancer by radiation therapy including a handle having first and second handle actuators; an end effector; and an instrument shaft that connects the handle with the end effector. The end effector has first and second adjacent disposed staple mechanisms that each retain a set of staples. The first mechanism is for holding standard staples in a first array, and dispensing the standard staples under control of the corresponding first handle actuator. The second mechanism is for holding radioactive source staples in a second array, and dispensing said radioactive source staples under control of the corresponding second handle actuator. A holder is for receiving the first and second mechanisms in a substantially parallel array so that the standard staples close the incision at a surgical margin while the source staples are secured adjacent thereto. | 2011-10-06 |
20110245579 | MEDICAL EFFECTOR SYSTEM - A sedation delivery system comprised of a bedside unit and a procedure unit. The bedside unit contains a series of connection points for receiving inputs from a series of patient monitors. The procedure unit contains a patient monitoring and a drug delivery pump or magnetic flux generator capable of sedative therapy to a patient. The sedation delivery system contains the capability to issue and receive a request from a non-sedated patient, issue and receive a request from a sedated patient and then to calculate a time difference. The sedation delivery system program operates the pump or magnetic flux generator based upon at least some of the patient outputs and program inputs including a calculated time difference. A removable umbilical cable connects the two units and allows the output of the patient monitors as well as other information to travel between the two units. | 2011-10-06 |
20110245580 | MEDICAL DEVICE FOR DELIVERING DRUG AND/OR PERFORMING PHYSICAL THERAPY - Current methods of delivering drug usually require a certain degree of human intervention. For example, a doctor, a paramedic or a patient is required to inject insulin manually when the blood sugar level becomes low. This invention provides a medical device for use with a patient for performing at least one of the functions of delivering drug and performing physical therapy to the patient. The device of this invention includes a sensor for measuring at least one parameter from the patient, an analyzer for analyzing the parameter to determine appropriate function to be carried out on the patient by said medical device, and at least one actuator to perform at least one of the functions of delivering drug and performing physical therapy. | 2011-10-06 |
20110245581 | METHOD AND APPARATUS FOR THROMBUS REMOVAL USING MAGNETIC PARTICLES - A method and system for affecting a thrombus after ischemic stroke. The method may include injecting a plurality of magnetic particles into a bloodstream and moving or distorting a thrombus formed or lodged in the bloodstream using a magnetic force to manipulate the magnetic particles. The method may include conjugating ferromagnetic particles, paramagnetic particles, or superparamagnetic particles to a thrombus-specific attachment agent such as an anti-fibrin antibody, and injecting the conjugated particles into the bloodstream. Thereafter, the thrombus may be agitated, broken apart, or dissolved using a magnetic field to exert a magnetic force on the conjugated particles. The method may also include injecting a thrombolytic agent into the bloodstream to interact with and further dissolve the thrombus. | 2011-10-06 |
20110245582 | Method and System for Closed Chest Blood Flow Support - A method of providing a pumping system for assisting a human patient's heart and providing a blood pump to be disposed outside the patient's body is disclosed. The blood pump has an inlet and an outlet. An inlet cannula is provided for insertion percutaneously into the vascular system of the patient, and is adapted to be placed in fluid communication with the blood pump inlet to provide blood to the blood pump. An outlet perfusion cannula is provided for insertion percutaneously into the vascular system of the patient, and is adapted to be placed in fluid communication with the blood pump outlet to provide blood to the patient's vascular system. The blood pump includes a control system to control the blood pump. The control system includes at least two control units for redundant control of the blood pump, and each control unit includes a watchdog for monitoring the control unit. | 2011-10-06 |
20110245583 | INFANT WARMER APPARATUS AND METHOD - An infant warmer ( | 2011-10-06 |
20110245584 | METHODS AND APPARATUS FOR TRANSMITTING VIBRATIONS - Methods and apparatus for transmitting vibrations via an electronic and/or transducer assembly through a dental implant are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon the implant to form a hearing assembly. The electronic and transducer assembly may receive incoming sounds either directly or through a receiver to process and amplify the signals and transmit the processed sounds via a vibrating transducer element coupled to a tooth or other bone structure, such as the maxillary, mandibular, or palatine bone structure. | 2011-10-06 |
20110245585 | METHOD AND APPARATUS FOR ENHANCED STIMULATION OF THE LIMBIC AUDITORY RESPONSE - A loudspeaker system for the optimization of sound production so as to achieve limbic and cortical arousal, comprising a resistance-controlled (or partially mass-controlled) woofer system, a mass-controlled (or partially resistance-controlled) midrange system, and a resistance-controlled tweeter system. This system may further comprise crossover networks of a particular configuration. By use of unsymmetrical networks of low order, it is possible to obtain a complete system which exhibits flat delay response. | 2011-10-06 |
20110245586 | Wellness System - A personal wellness system for supporting a person and subjecting the person to frequencies that are understood by sound therapy practitioners as being associated with synchronization with the mind and body. The wellness system comprises a support for receiving a person comprising a head portion, a back portion, a seat portion, and a foot portion. The wellness system further comprises plural transducers distributed in or on the support. Each transducer is capable of receiving a discrete control signal and outputting a single frequency vibration at an independent amplitude. The wellness system also comprises one or more speakers for outputting music or single frequency sounds. Additionally, the wellness system comprises a menu-driven control system that sends a signal to the transducers and coordinates speaker output with transducer output. | 2011-10-06 |
20110245588 | SURGICAL SYSTEMS AND METHODS FOR TRANSVAGINAL APICAL SUSPENSION - Systems and surgical methods and procedures for performing transvaginal apical suspension are provided. | 2011-10-06 |
20110245590 | METHOD AND APPARATUS FOR TREATING PELVIC ORGAN PROLAPSES IN FEMALE PATIENTS - An anterior implant adapted to treat central and lateral cystoceles present in a female patient includes laterally extending stabilizing straps for supporting the implant between the patient's bladder and vagina independently of the patient's arcus tendineous fascia pelvis. Rectocele and hysterocele repairs can be carried out using, a single posterior implant which, like the anterior implant, is provided with laterally extending stabilizing straps for supporting the implant between the patient's rectum and vagina. | 2011-10-06 |
20110245591 | METHOD AND APPARATUS FOR TREATING PELVIC ORGAN PROLAPSES IN FEMALE PATIENTS - An anterior implant adapted to treat central and lateral cystoceles present in a female patient includes laterally extending stabilizing straps for supporting the implant between the patient's bladder and vagina independently of the patient's arcus tendineous fascia pelvis. Rectocele and hysterocele repairs can be carried out using a single posterior implant which, like the anterior implant, is provided with laterally extending stabilizing straps for supporting the implant between the patient's rectum and vagina. | 2011-10-06 |
20110245592 | Secretome Profile-Facilitated In Vitro Fertilization - Secretome profiling improves the pregnancy success rate of in vitro fertilization processes, while reducing the risk of multiple births. | 2011-10-06 |
20110245593 | DEVICES AND METHODS FOR TISSUE RESTORATION - Devices and methods for tissue restoration. In at least one exemplary embodiment of an implantable restraining device of the present disclosure, the device comprises a first engaging component and a second engaging component at least substantially parallel to one another, a first swivel arm, comprising a first fixed arm, a first expandable arm, and a first hub, wherein the first fixed arm is pivotally connected to the first engaging component at or near a first fixed arm first end and is coupled to the first hub at or near a first fixed arm second end, and wherein the first expandable arm is pivotally connected to the second engaging component at or near a first expandable arm first end and is connected to the first hub at or near a first expandable arm second end by way of a first hub bracket, a second swivel arm, comprising a second fixed arm, a second expandable arm, and a second hub, wherein the second fixed arm is pivotally connected to the first engaging component at or near a second fixed arm first end and is coupled to the second hub at or near a second fixed arm second end, and wherein the second expandable arm is pivotally connected to the second engaging component at or near a second expandable arm first end and is connected to the second hub at or near a second expandable arm second end by way of a second hub bracket. | 2011-10-06 |
20110245594 | INCONTINENCE IMPLANT WITH SOFT TISSUE ANCHORS AND LENGTH NOT ALLOWING ABDOMINAL WALL PENETRATION - A surgical implant for treating female urinary incontinence comprises a suburethral support and first and second polymer soft tissue anchors. The suburethral support has a first end portion and a second end portion located opposite the first end portion. Each of the first and second soft tissue anchors is connected to a respective one of the first and second opposite end portions of the suburethral support. The first and second anchors are configured to penetrate and retain in soft tissue. A length of the implant between the first and second soft tissue anchors is configured to allow the suburetnral support to be positioned below a urethra of a patient and to allow the anchors to be retained in soft tissue on first and second sides of the urethra without the anchors penetrating the abdominal wall. | 2011-10-06 |
20110245595 | METHODS OF DEPLOYING AN IMPLANTABLE INJECTION PORT - A surgical fastening system for implantable devices is disclosed. The implantable device may contain a plurality of fasteners in pre-deployment position, may have a housing fitted over or around fit which contains a plurality of fasteners in pre-deployment position, or may be a part of a two-part system into which it fits. Accordingly, the present invention also encompasses a deployment system or tool that optionally positions the implantable device, and which causes the fasteners to move into post-deployment position. The fasteners may be staples, metal loops, coils, springs or hooks formed of biocompatible materials, including shape memory alloys such as NiTi. | 2011-10-06 |
20110245596 | VIRTUAL PORTS DEVICES AND METHOD - A device auxiliary to surgery, for anchoring and lifting cavity walls or internal organs of a patient. The device provides a virtual port; that is an instrument that can be non-invasively, or minimally invasively and removably attached to the undersurface of a patient's cavity, or to various tissues within a cavity, and to which various retracting means are attached. The device includes means allowing it to be moved from one position to another and reattached to the undersurface of the abdominal wall, or to various tissues within a cavity, without creating any additional openings in the cavity wall. The device includes means for attaching various retractors. | 2011-10-06 |
20110245597 | PELVIC IMPLANT WITH ANCHORING FRAME - An implant for a pelvis is provided, wherein suturing is not necessary for anchoring the implant in place. The implant includes a flexible sheet and a solid frame, wherein the frame can be compressed or expanded. Upon insertion through the narrow openings of the pelvis, the frame is compressed, and upon delivery at the site, the frame is expanded, and is designed to anchor to the surrounding anatomical structures. | 2011-10-06 |
20110245598 | CLOSED LOOP GASTRIC RESTRICTION DEVICES AND METHODS - In some embodiments, methods to sense parameters associated with restriction procedures and/or devices are disclosed. In some embodiments, the parameters are sensed directly from the region of the procedure and/or device and in other embodiments, associated neural pathways are sensed. Methods for further optimization of the obesity treatment regimens are also disclosed. | 2011-10-06 |
20110245599 | Surgical Handpiece For Endoscopic Resection - The present disclosure relates to a surgical handpiece including an insert removably coupled to the handpiece, wherein the insert is configured to allow aspiration of fluid and tissue through the insert during a surgical procedure. Other surgical handpieces and a method for the removal of tissue during an endoscopic procedure are also disclosed. | 2011-10-06 |
20110245600 | SOLID-STATE IMAGE PICKUP DEVICE AND ENDOSCOPIC DEVICE - A solid-state image pickup device, comprising:
| 2011-10-06 |
20110245601 | ENDOSCOPIC INSTRUMENT - An endoscopic instrument includes an instrument section which may be deflected transversely to the instrument axis. The instrument section is connected via at least one control wire to an actuation element arranged on the instrument at the proximal side. A safety coupling, which limit a force exerted by the actuation element onto the control wire, are arranged between the control wire and the actuation element. | 2011-10-06 |
20110245602 | FLEXIBLE ENDOSCOPE WITH FULL-LENGTH LUMEN - The present invention provides a flexible endoscope instrument with a full length lumen extending from a proximal end of a hand section towards an insertion section and out a distal tip end, the insertion section comprising a plurality of lumens covered by a tubular sheath, each of the lumens being axially aligned with each other and at least one lumen being adapted for receiving a surgical instrument therethrough. | 2011-10-06 |
20110245603 | LASER ENDOSCOPIC SURGICAL INSTRUMENT - The present invention provides an apparatus and method for a laser sighting endoscopic instrument incorporating a laser unit for attachment to an endoscopic instrument in alignment with an axis of a lumen within a cannula portion of the instrument for visualizing a field of surgical access. | 2011-10-06 |
20110245604 | CAPSULE ENDOSCOPE AND CAPSULE ENDOSCOPY SYSTEM - The present invention provides a capsule endoscope and a capsule endoscopy system. The capsule endoscope includes a power supply module, an image function module and a power control module. The image function module is configured to capture the image outside the capsule endoscope. The power control module is electrically connected to the power supply module and includes an electronic switch. The power control module controls the electronic switch according to a predetermined condition to control the electric power provided from the power supply module to the image function module. By this configuration, the power control module is able to suspend the power supply until the capsule endoscope reaches the specific location in the digestive tract, and then starts the power supplying to enable the successive image inspection of the capsule endoscope. Therefore, the electric power is conserved to enable the inspection of the end portion of digestive system of the capsule endoscope. | 2011-10-06 |
20110245605 | Needle Delivered Imaging Device - A hollow elongated cylinder is disclosed having a distal end and a proximal end, the proximal end configured to be removably connectable to a distal end of a syringe. An umbilical is removably inserted within said cylinder and configured for detachable connection to a data processor and a display device having a solid state imaging device disposed on a distal end of the umbilical. A lens system is disposed on a distal end of the solid state imaging device. The umbilical is inserted within the cylinder such that the distal end of the lens system is disposed at approximately the distal end of the cylinder. | 2011-10-06 |
20110245606 | ENDOSCOPIC GASEOUS MATERIAL FEED SYSTEM - An endoscopic gaseous material feed system comprises a gas feeder | 2011-10-06 |
20110245607 | ENDOSCOPIC GASEOUS MATERIAL FEED SYSTEM - An endoscopic gaseous material feed system comprises an endoscope | 2011-10-06 |
20110245608 | ENDOSCOPIC IMAGING DEVICE AND ENDOSCOPE APPARATUS - An endoscopic imaging device includes an objective optical system, an imaging element, a transmissive protective substrate, an optical member, and a circuit board. The objective optical system imports observation light from a subject. The imaging element captures an image of the observation light. The transmissive protective substrate is disposed on an imaging surface of the imaging element with an air gap interposed therebetween. The optical member is disposed between the objective optical system and the transmissive protective substrate to guide light from the objective optical system to the imaging surface. The circuit board is disposed so that an area where an electronic component is mounted faces the optical member and the electronic component is brought into contact with an outer surface of the optical member. | 2011-10-06 |
20110245609 | VIDEO ADAPTER FOR LARYNGOSCOPE - A portable, low power, low cost, video adapter for a common laryngoscope, having a slim self-illuminating CMOS camera, attachable with a disposable bracket to the laryngoscope blade and connected via flexible wire to the miniature battery powered color LCD monitor that is detachably mounted either on the wrist band or on top of laryngoscope handle. | 2011-10-06 |
20110245610 | ENDOSCOPE HOOD - An endoscope hood includes: a hood part placed on a forward side of a part of a periphery of the leading end surface of an insertion part of an endoscope or an entirety of the periphery; an abutment surface formed in the hood part on a surface opposite to a central axis of the insertion part, the abutment surface being formed on a plane which obliquely intersects with the central axis; and a pass-through hole which is formed in the hood part, and allows a probe of the endoscope pushed out from a tube passage exit to pass therethrough from a side of the central axis to a side of the abutment surface in the hood part, wherein the abutment surface is pressed against a region to be measured in a state where the probe has passed through a pass-through hole, to thereby fix the probe to the region to be measured in a state where the probe is abutted thereagainst in an axial direction of the probe. | 2011-10-06 |
20110245611 | EXPANDABLE CAPSULE ENDOSCOPE AND EXPANDABLE CAPSULE ENDOSCOPY SYSTEM - The present invention provides an expandable capsule endoscope and an expandable capsule endoscopy system thereof. The expandable capsule endoscope is swallowed to provide the image inspection function of the digestive tract. The expandable capsule endoscope includes an endoscopy function module, an expandable structure and an expansion function module. The endoscopy function module is configured to capture the image outside the expandable capsule endoscope. The expandable structure covers the endoscopy function module. The expansion function module is disposed inside the expandable structure and configured to control the expansion of the expandable structure according to an expansion signal. Therefore, the expandable capsule endoscope can expand itself to a volume to stretch and flatten the wrinkles or folds of the intestine wall so as to facilitate image capturing and maintain the orientation of the expandable capsule endoscope. | 2011-10-06 |
20110245612 | FLEXIBLE TUBE FOR ENDOSCOPE AND METHOD FOR PRODUCING THE SAME - The present invention provides a flexible tube for an endoscope, including:
| 2011-10-06 |
20110245613 | ENDOSCOPIC DEVICE - An endoscopic device capable of autonomous locomotion through a body cavity with a pre-established direction of displacement, comprising a tubular body ( | 2011-10-06 |
20110245614 | ENDOSCOPIC APPARATUS AND METHOD OF MANUFACTURING THE SAME - The present invention provides an endoscopic apparatus including a partial structure, wherein the partial structure includes:
| 2011-10-06 |
20110245615 | BENDING-INSERTION ASSISTING INSTRUMENT AND INSERTION PATH SECURING APPARATUS - An insertion path securing apparatus includes a bending-insertion assisting instrument and a sheath tube that includes a first lumen where the bending-insertion assisting instrument is inserted. The bending-insertion assisting instrument includes a bendable tip bending portion, an intermediate extension portion being connected to the tip bending portion, and a bending operation portion being disposed at a base end of the intermediate extension portion. The state of the intermediate extension portion can be selectively switched to a variable-shape state where the bent shape of the intermediate extension portion can be freely changed and a shape retaining state where the bent shape of the intermediate extension portion is retained. The sheath tube includes a tube-like insertion portion of which the state can be selectively switched to a variable-shape state and a shape retaining state, and an operation portion that is disposed at a base end of the tube-like insertion portion. | 2011-10-06 |
20110245616 | ILLUMINATION DEVICE AND ENDOSCOPE APPARATUS - An illumination device ( | 2011-10-06 |
20110245617 | ILLUMINATION LENS AND ENDOSCOPE - An illumination lens to be disposed in a front end of a light guide of an endoscope includes an entrance face and an exit face. The entrance face has positive power. The exit face has positive power. The following Expression (1) is satisfied while the following Expression (2) is satisfied. | 2011-10-06 |
20110245618 | LEEP SAFETY GUARD - A guard and guide apparatus and method is used with a speculum having jaws in a vagina to define a passage toward a cervix at an end of the vagina. The guard and guide apparatus has a guard body movable into the passage, the guard body having sides, a top and a bottom defining a tunnel toward the cervix for preventing contact between a probe and walls of the vagina. Flexible cervix panels are at the inner end of the guard body and extend toward the fornix of the cervix for covering the fornix to protect it from contact by the probe. A support fulcrum is provided in the guard body tunnel at a location between inner and outer ends of the guard body for supporting the probe handle to help a practitioner hold the probe handle steady and aim the probe accurately to a selected location on the cervix. | 2011-10-06 |
20110245619 | SURGICAL ACCESS DEVICE - A surgical device is disclosed which can be utilized to access a surgical site within a patient. The surgical device can comprise a member insertable into a patient, a base member configured to be positioned against the patient, and a flexible sleeve extending therebetween. The surgical device can further comprise an upper member which can be assembled to the base member such that it can be rotated about an axis. The upper member and the base member can comprise corresponding retention features and slots which can permit the upper member to be rotated relative to the base member yet prevent the upper member from being disassembled from the base member unless the upper member and the base member have been aligned in a unique orientation. | 2011-10-06 |
20110245620 | MINIMAL INCISION MAXIMAL ACCESS MIS SPINE INSTRUMENTATION AND METHOD - a minimal incision maximal access system allows for maximum desirable work space exposure within the incision along with maximum access to the operative field utilizing a minimum incision as small as the width of the working tube. Instead of multiple insertions of dilating tubes the design is a streamlined single entry device to avoid repetitive skin surface entry. The system offers the capability to expand to optimum exposure size for the surgery utilizing retractors depending from a bi-hinged frame having internal or external controls to control the angle and separation of the retractors. Interchangeable retractor blades can be attached to the frame. Both retractor blades are independently controlled as to displacement and angle. | 2011-10-06 |
20110245621 | Surgical Access Devices and Methods of Minimally Invasive Surgery - A surgical access device includes a proximal frame of fixed construction and a plurality of tissue engaging blades connected to the frame. The plurality of tissue engaging blades may include a first blade that is rotatable, independent of other blades, about an axis that is oriented approximately parallel to a plane defined by the proximal frame. | 2011-10-06 |
20110245622 | SYSTEM AND METHOD FOR DETERMINING SENSOR PLACEMENT - Systems, methods, and devices for determining whether a medical sensor has been properly applied to a patient are provided. In one embodiment, a patient monitor having such capabilities may include a medical sensor interface and data processing circuitry. The medical sensor interface may receive physiological data from a medical sensor applied to a patient. The data processing circuitry may be capable of being trained, using a learning-based algorithm, to determine whether the received physiological data indicates that the medical sensor has been properly applied to the patient. | 2011-10-06 |
20110245623 | Medical Diagnosis Using Community Information - A computer includes one or more processors; and logic coupled to the one or more processors and comprising one or more stored sequences of instructions which, when executed by one or more processors, cause the one or more processors to perform: collecting first patient data, associated with at least one attribute, from a patient by one or more biometric sensors based on a first protocol; evaluating the first patient data based at least on a portion, of aggregate medical information, associated with the at least one attribute; based on the evaluating, determining a second protocol for collecting additional patient data; collecting the additional patient data by the one or more biometric sensors based on the second protocol. | 2011-10-06 |
20110245624 | MEASURING AND MONITORING MENTAL CAPACITY - Disclosed is a method for determining the capacity for psychological workload in one or more individuals by (a) determining the level of sympathetic tone in said individual(s) under resting conditions (α), (b) determining the level of sympathetic tone (β) in said individual(s) under a defined psychological workload (W | 2011-10-06 |
20110245625 | PATH PLANNING FOR REDUCING TISSUE DAMAGE IN MINIMALLY INVASIVE SURGERY - A method for planning a path according to a surgical application incorporating a structural damage assessment technique ( | 2011-10-06 |
20110245626 | System for human physical parameters examination - A system for detecting and recording a user's physical parameters, an interactive TV receiver connected to an information network system for receiving physical parameters data detected by the physical parameter scanner and transmitting the data to a rear end server and database through the information network system for enabling a remote user, remote hospital or remote pharmacy to trace patient's physical conditions and to provide the necessary medication services. | 2011-10-06 |
20110245627 | ELECTRONIC HEALTH RECORD STORAGE DEVICE, SYSTEM, AND METHOD - An electronic health record storage device is provided. The device is configured for operation in conjunction with a host device to generate and store health record data about a user. According to one embodiment, the system comprises memory including executable instructions stored in the memory, the executable instructions including an autorun file and operating instructions; one or more sensors configured for engagement by the user; an interface configured for interfacing with a host device; and a controller in operable communication with the memory, the one or more sensors, and the interface, and wherein the controller is configured to execute the executable instructions stored in the memory, the controller further configured to receive power from the host device, retrieve data from the host device, receive health data from the one or more sensors, generate a health record comprising timing data and health data, and store the health record in the memory. | 2011-10-06 |
20110245628 | Photoplethysmograph Filtering Using Empirical Mode Decomposition - Present embodiments relate to systems, methods, and devices for decomposing a physiological signal of a patient using empirical mode decomposition (EMD). In one embodiment, the EMD algorithm may involve identifying a frequency component, referred to as an intrinsic mode function, in the physiological signal. The physiological signal may be decomposed into one or more intrinsic mode functions through multiple iterations of the EMD algorithm. Each subsequent mode function may have a different frequency component of the original physiological signal input into the EMD algorithm. In some embodiments, each mode function may be further analyzed and/or processed to determine various physiological data corresponding to blood flow in the patient. | 2011-10-06 |
20110245629 | PATIENT DATA DISPLAY - The temporal correlation between a bioelectrical brain signal of a patient and patient motion data, such as a signal indicative of patient motion or a patient posture indicator, is displayed by a display device. In some examples, the patient posture indicator comprises a graphical representation of at least a portion of a body of the patient. In some examples, the temporal correlation between a bioelectrical brain signal, a signal indicative of patient motion, and a signal indicative of cardiac activity of the patient is displayed by the display device. | 2011-10-06 |
20110245630 | Integrated Patient Data Management for Physiological Monitor Devices - A physiological monitor device is programmed to: store a device ID for the device, the device ID being a number that uniquely identifies the device, the device being configured with the device ID by a user; store a location ID for the device, the location ID identifying a location in a medical facility, the device being configured with the location ID by a user; send the device ID and the location ID to a server computer; after the device ID and the location ID are sent to the server computer, receive a list of patients for the location specified by the location ID; and display the list of patients on the device. | 2011-10-06 |
20110245631 | System, Method, and Computer Software Code for Predicting an Acute Hypotensive Episode - A system for determining onset of an acute hypotensive episode, the system includes a plurality of collectors configured to determine heart rate, mean arterial pressure, stroke volume, total peripheral resistance, and/or age of a patient, an estimate model configured to receive data from the collectors, a simulate model configured to receive information from the estimate model to simulate operation of an effector portion and a neural portion of an arterial baroreceptor reflex pathway, and a prediction model configured predict onset of an acute hypotensive episode based on results from the simulate model. A method and a computer software code for determining onset of an acute hypotensive episode are also disclosed. | 2011-10-06 |
20110245632 | Medical Diagnosis Using Biometric Sensor Protocols Based on Medical Examination Attributes and Monitored Data - A method comprises obtaining, by a computer, patient information associated with a patient and operator information associated with one or more biometric sensors; determining, by the computer, a protocol for obtaining patient data from the patient based on the patient information and the operator information; obtaining, by the one or more biometric sensors, the patient data from the patient based on the protocol. | 2011-10-06 |
20110245633 | DEVICES AND METHODS FOR TREATING PSYCHOLOGICAL DISORDERS - A wearable biosensor device gathers physiological data from the wearer and uses this information over time to diagnose, detect, monitor, and treat psychological disorders. The device triggers real-time psychological treatments based on personalized estimates of the wearer stored on the biosensor device. A therapeutic stimulus is selected from a library based on the data received from the wearable biosensor device and relating to psychological condition(s), and that stimulus is delivered to the wearer via an associated display. The aggregate data from use of the device is provided to clinicians and/or patients, in detail and in summary report forms, to indicate the symptoms of, detect and diagnose among disorders or subtypes, to analyze treatment effects, and to isolate the underlying causes of one or more psychological disorders or states. | 2011-10-06 |
20110245634 | Methods, Systems, and Devices for Analyzing Patient Data - Described herein is a method of analyzing an analyte distribution from discrete, quasi-continuous or continuous measurements to determine a glycemic state of a patient in order to understand how often, and for how long, a patient's post-prandial glucose is out of control without requiring laboratory blood test and especially post-prandial levels laboratory analysis. The systems, devices, and methods assist in predicting risk levels of developing diabetes-associated complications. Therefore applicants have recognized also a need for a tool which facilitates stratification of patients for risk of and/or onset of one or more complications having the same HbA1c level. | 2011-10-06 |
20110245635 | PRESSURE REDUCTION MECHANISM, PUNCTURE DEVICE, BLOOD ANALYSIS DEVICE, AND SENSOR MOUNTING MECHANISM - Provided are a decompression mechanism capable of performing a desired pressure reduction by simple operation and having improved operability, a puncture device, a blood analysis device, and a sensor mounting mechanism. A needle puncturing device ( | 2011-10-06 |
20110245636 | Multi-Wavelength Photon Density Wave System Using An Optical Switch - Multi-wavelength photon density wave (PDW) medical systems, methods, and devices are provided. In one embodiment, a multi-wavelength system may include a sensor, a sensor cable, and a patient monitor. The sensor may have an emitter and a detector configured to pass a multi-wavelength PDW input signal into a patient and receive a resulting multi-wavelength PDW output signal. The sensor cable may couple to the sensor and include two optical cables for transmitting and receiving the multi-wavelength PDW signals. The patient monitor may couple to the sensor cable and generate several single-wavelength PDW input signals by modulating a plurality of light sources. The monitor may include an optical switch configured to time-division multiplex the several single-wavelength PDW wave input signals by selecting one of the single-wavelength PDW signals at one time to produce a multi-wavelength PDW signal which is output from the monitor to the sensor via the sensor cable. | 2011-10-06 |
20110245637 | AMBIENT LIGHT USE IN PHYSIOLOGICAL SENSORS - The present disclosure describes the harvesting and use of ambient light in spectrophotometric systems so as to increase the energy efficiency of the systems. In one embodiment, the collected ambient light is filtered and/or converted into discrete wavelengths of light that can then be used in spectrophotometric applications. In one embodiment, the emitted light can then be collected and analyzed to derive various physiological parameters. In certain embodiments, the ambient light may be used in place of light that is electrically generated. | 2011-10-06 |
20110245638 | THERMOELECTRIC ENERGY HARVESTING WITH WIRELESS SENSORS - A system and method for generating power from temperature differences across a thermoelectric energy harvester. The system may include one or more sensing components which, acting alone or in combination, are capable of generating data related to one or more physiological parameters. The system may also include wireless communication circuitry capable of wirelessly transmitting the data related to the one or more physiological parameters. Furthermore, at least one of the one or more sensing components or the wireless communication circuitry may be at least partially powered, directly or indirectly, by energy generated via the thermoelectric energy harvester. | 2011-10-06 |
20110245639 | PHYSIOLOGICAL PARAMETER STATISTICAL PROCESSING AND DISPLAY - A patient monitoring system has a processor and a spectrophotometric sensor. The sensor is configured to be affixed to a patient to communicate signals associated with real time spectrophotometric measurements to the processor. The system further includes memory for storing data and computer instructions. The processor is configured to execute instructions stored in the memory to calculate a trend statistic based on a group of the signals received from the sensor. The processor is further configured to execute instructions stored in the memory to cause real time information associated with the spectrophotometric measurements and information associated with the trend statistic to be displayed on a visual user interface. | 2011-10-06 |
20110245640 | Films For Touchscreen Displays Of Medical Device Monitors - According to various embodiments, a medical device monitor includes a touchscreen and a film disposed on an external surface of the touchscreen. The film resists formation of visible fingerprints and resists growth of microorganisms. In various embodiments, one layer or more than one layer of the film may be disposed on the touchscreen. | 2011-10-06 |
20110245641 | Monitor With Multi-Position Base - According to various embodiments, a medical monitoring device includes a monitor component and a base component. The base component has one or more connectors on a facing of the base component. The monitor component is capable of rotating with respect to the base component. In various embodiments, the monitor component may be above the base component. | 2011-10-06 |
20110245642 | ELECTRONIC ENDOSCOPE SYSTEM - An electronic endoscope system includes a light source device, an electronic endoscope for sequentially illuminating a subject tissue containing a blood vessel inside a body cavity with the light, and sequentially outputting image data of wavelength bands of the subject tissue corresponding to the different wavelength bands of received reflected light, a calculator for calculating a blood vessel characteristics amount in a subject tissue from the image data, a calculator for calculating an oxygen saturation level in the blood vessel from the image data, an image producer for producing a reference image of the subject tissue from the image data, an extractor for extracting a region of interest from the reference image, a producer for producing an enhanced image, and a display for displaying the enhanced image. | 2011-10-06 |
20110245643 | STEERING WHEEL WITH HAND SENSORS - The invention relates to a steering wheel for a vehicle can include a sensor assembly mounted in the steering wheel. The sensor assembly can include an electrode configured to measure a biological parameter of a driver of the vehicle. In invention further relates to a sensor assembly for a steering wheel. The sensor assembly can include an electrode configured to measure a biological parameter of a driver of the vehicle. The sensor assembly can be configured to be mounted in the steering wheel. | 2011-10-06 |
20110245644 | INTEGRATED TANK FILTER FOR A MEDICAL THERAPEUTIC DEVICE - A TANK filter is provided for a lead wire of an active medical device (AMD). The TANK filter includes a capacitor in parallel with an inductor. The parallel capacitor and inductor are placed in series with the lead wire of the AMD, wherein values of capacitance and inductance are selected such that the TANK filter is resonant at a selected frequency. The Q of the inductor may be relatively maximized and the Q of the capacitor may be relatively minimized to reduce the overall Q of the TANK filter to attenuate current flow through the lead wire along a range of selected frequencies. In a preferred form, the TANK filter is integrated into a TIP and/or RING electrode for an active implantable medical device. | 2011-10-06 |
20110245645 | ARRANGEMENT FOR IMPLANTING AND METHOD FOR IMPLANTING - The invention relates to an arrangement for implanting in a human or animal body, comprising a carrier device which provides a receiving means and which is made from a synthetic mesh or fabric material, and an electronic element which is fixed to the carrier device in the region of the receiving means. Also provided is a method for implanting the arrangement in a human or animal body. | 2011-10-06 |
20110245646 | MEDICAL IMPLANTABLE LEAD AND METHOD FOR THE MANUFACTURE THEREOF - A medical implantable lead adapted to be implanted into a human or animal body for monitoring and/or controlling of an organ inside the body has a fixation in a distal end, which is adapted to fix a distal end of the lead to the organ, an electrode member in the distal end adapted to be in contact with tissue of the organ and receive and/or transmit electrical signals from and/or to the organ, and at least one electrically conducting coil, which includes one or more electrically conducting helical wires and that is adapted to connect the electrode member in the distal end with a monitoring and/or controlling device in a proximal end of the lead. One or more of the individual wires of the coil has a wire core that is provided with a surrounding electrically insulating layer, which in turn is provided with a surrounding electrically conducting shield layer, and the coil is close lapped such that electrically conducting shield layers of adjacent loops of the coil are in electrical contact with each other. | 2011-10-06 |
20110245647 | ENDOTRACHEAL TUBE APPARATUS - An apparatus for monitoring EMG signals of a patient's laryngeal muscles includes an endotracheal tube having an exterior surface and a first location configured to be positioned at the patient's vocal folds. A first electrode is formed on the exterior surface of the endotracheal tube substantially below the first location. A second electrode is formed on the exterior surface of the endotracheal tube substantially above the first location. The first and second electrodes are configured to receive the EMG signals from the laryngeal muscles when the endotracheal tube is placed in a trachea of the patient. | 2011-10-06 |
20110245648 | Biosensor Remote Collection Packaging System with Bioinformatics Processing - A biosensor kit and method for use thereof for at-home collection of biosensor data having one or more biosensors with a top patch-shaped layer affixed to a bottom patch-shaped layer, the layers being made of cushioning sheet material, such as medical foam tape, and having a biosensor circuit disposed between the layers such that the top layer and bottom layer form a protective, dual-mode encapsulation of the biosensor circuit for cushioning against the skin or a garment of a wearer, and for protection of the biosensor circuit during shipment and handling. The kit further includes a carrier card of suitable size to receive and carry the biosensors in a substantially flat, co-planar arrangement in a substantially flat envelope or pouch for shipment through flat piece mail or postal service. The cushioning sheet material of the biosensor layers is sufficient packing material to avoid requiring additional protective packing material. | 2011-10-06 |
20110245649 | Ophthalmic Diagnostic Instrument And Method - In an ophthalmic instrument that directs a fluid pulse at a cornea to cause reversible deformation of the cornea and monitors the corneal deformation to generate a deformation signal, the shape of the deformation signal is analyzed with respect to deformation signal data from a statistical population of eyes to calculate a deformation signal score indicating a degree of probability that the deformation signal corresponds in shape to a normal deformation signal for normal eyes in the population. In calculating the deformation signal score, significant geometrical signal parameters are calculated and combined. The deformation signal score may be used as a basis to keep or discard intraocular pressure measurements in a non-contact tonometer, and/or as a basis to conduct further diagnostic screening. | 2011-10-06 |
20110245650 | Method and System for Plaque Lesion Characterization - A method and system for in-vivo characterization of lesion feature is disclosed. Using a non-invasive medical imaging apparatus, an image of an interior region of a patient's body is obtained. The interior region may include lesion feature (such as plaques) components from a list of components. The lesion feature components are identified by classifying each point in the image as either corresponding to one of the lesion feature components in the list of components or not, using image intensity information and image morphology information, a first relationship (such as an intensity score) correlating image intensity information with the components in the list of components and a second relationship (such as a morphology score) correlating image morphology information with the components in the list of components. Further, a variety of lesion feature characteristics is derived from the result of the classification. | 2011-10-06 |
20110245651 | MEDICAL IMAGE PLAYBACK DEVICE AND METHOD, AS WELL AS PROGRAM - Time-series images of a heart and sound data representing heart sounds are obtained. The time-series images of the heart is temporally synchronized with the sound data representing the heart sounds, and the time-series images of the heart and the sound data representing the heart sounds synchronized with each other are played back. | 2011-10-06 |
20110245652 | IMAGING APPARATUS AND IMAGING METHOD - Provided is an imaging apparatus for acquiring information on a profile of properties in a subject for enhancing an SN ratio of an image without changing a profile of intensity, by using threshold processing with an effective threshold, without reference waveform. The apparatus includes: an unit for calculating a correlation coefficient for each voxel/pixel in to obtain a profile of correlation coefficient; an unit for determining an effective threshold; an unit for judging whether or not the correlation coefficient of each voxel/pixel exceeds the effective threshold; and an unit for setting to zero or reducing each voxel/pixel whose correlation coefficient is equal to or less than the effective threshold, with respect to in vivo information on a profile of properties correlated spatially to the profile of correlation coefficient. | 2011-10-06 |
20110245653 | WEARABLE MICROSTRIP ANTENNAS FOR SKIN PLACEMENT FOR BIOMEDICAL APPLICATIONS - A method of imaging biological tissue enables imaging structure in the biological tissue with an antenna tuned to emit radio energy through at least a covering layer of the biological tissue without significant attenuation of the radio energy. The method includes contacting skin covering tissue with a radio frequency emitting antenna, and adjusting at least one of a radiator and a feed in the antenna with reference to at least one measured electrical or physical property of the skin. The adjustment of the radiator and feed enable a combination of the antenna and skin to emit radio energy at a predetermined magnitude and frequency into a portion of the tissue covered by the skin. | 2011-10-06 |
20110245654 | SIGNAL PROCESSING APPARATUS - A signal processor which acquires a first signal, including a first primary signal portion and a first secondary signal portion, and a second signal, including a second primary signal portion and a second secondary signal portion, wherein the first and second primary signal portions are correlated. The signals may be acquired by propagating energy through a medium and measuring an attenuated signal after transmission or reflection. Alternatively, the signals may be acquired by measuring energy generated by the medium. A processor of the present invention generates a primary or secondary reference signal which is a combination, respectively, of only the primary or secondary signal portions. The secondary reference signal is then used to remove the secondary portion of each of the first and second measured signals via a correlation canceler, such as an adaptive noise canceler, preferably of the joint process estimator type. The primary reference signal is used to remove the primary portion of each of the first and second measured signals via a correlation canceler. The processor of the present invention may be employed in conjunction with a correlation canceler in physiological monitors wherein the known properties of energy attenuation through a medium are used to determine physiological characteristics of the medium. Many physiological conditions, such as the pulse, or blood pressure of a patient or the concentration of a constituent in a medium, can be determined from the primary or secondary portions of the signal after other signal portion is removed. | 2011-10-06 |
20110245655 | MAGNETIC RESONANCE IMAGING APPARATUS AND PULSE SEQUENCE ADJUSTING METHOD - When executing an imaging pulse sequence using a high frequency magnetic field pulse with a partial waveform of a predetermined waveform, an application start time of a slice gradient magnetic field applied simultaneously with the high frequency magnetic field pulse is corrected. Specifically, a magnetic resonance signal for correcting the imaging pulse sequence is acquired by executing a prescan sequence using a high frequency magnetic field pulse with a predetermined waveform, an application start time of a slice selection gradient magnetic field in the imaging pulse sequence is corrected using the magnetic resonance signal for correction, and the imaging pulse sequence is executed by applying the slice selection gradient magnetic field with the corrected application start time. | 2011-10-06 |
20110245656 | Arterial spin labeling MRI-based correction factor for improving quantitative accuracy of blood flow and volume images - Arterial spin labeling MRI is used to provide a patient specific correction factor to correct a image provided by a non-ASL imaging modality (e.g., DSC MRI). More specifically, a first blood flow image is taken using the non-ASL imaging modality, and a corresponding second blood flow image is taken with ASL. Some or all of the voxels in the first image are selected according to a predetermined selection method. A correction factor (CF) is computed to be the ratio of second image BF to first image BF averaged over the selected voxels. Thus, CF is the average of ASL/non-ASL blood flow over the selected voxels. This correction factor is applied to all voxels of an image equally, but can differ from patient to patient. This correction can be applied to one or more non-ASL blood flow images. | 2011-10-06 |