ST. JUDE MEDICAL SYSTEMS AB Patent applications |
Patent application number | Title | Published |
20160045164 | SENSOR GUIDE WIRE ASSEMBLY WITH BUTTON-CELL TYPE BATTERY - A sensor guide wire assembly having a button-cell type battery includes a transmitter unit configured to be connected to a sensor guide wire that is insertable into a patient to measure a parameter, the transmitter unit being configured to wirelessly transfer data representing the measured parameter to a communication unit. The transmitter unit includes a housing, a printed circuit board holder disposed in the housing, and a printed circuit board disposed in the housing and held by the printed circuit board holder. The printed circuit board includes a plurality of electrical contacts. A slider is slidable from a location outside the housing, the slider including a protrusion extending into an area inside the housing. A space within the housing is configured to hold one or more batteries. The slider is slidable from a first position, at which a micro-switch is not activated, to a second position, at which the micro-switch is activated by the protrusion of the slider, which allows power to be provided to the printed circuit board. | 02-18-2016 |
20140350137 | BIOCOMPATIBLE X-RAY OPAQUE POLYMERS FOR MEDICAL DEVICE - The present application relates to a radio opaque material and a method of producing the same. The material is a hybrid material comprising two phases, an inorganic phase comprising a radio opaque substance and a polymer phase. | 11-27-2014 |
20140288444 | SENSOR GUIDE WIRE - Sensor guide wire for intravascular measurements of physiological variables in a living body or of external signals, which sensor guide wire has a proximal region, a distal sensor region and a tip region, the sensor guide wire comprises a core wire having a longitudinal axis parallel to the longitudinal axis of the sensor guide wire, and a sensor element arranged in the distal sensor region, the sensor element has a sensitive portion for measuring the physiological variable and to generate a sensor signal in response to said variable. The sensor element has an essentially planar main surface and has its maximal extension in the plane of the main surface, and a thickness perpendicular to the plane of the main surface, wherein the sensor element is arranged in an essentially perpendicular relation to said core wire with regard to the planar main surface of the sensor element. | 09-25-2014 |
20140277328 | COMPOSITE MATERIAL AND USES THEREOF - A composite material for a medical implant includes a matrix of magnesium or magnesium alloy, and a catalyst which is dispersed within the matrix. The catalyst has the capacity to reduce an amount of hydrogen gas released from the matrix when the matrix is being degraded inside the patient. | 09-18-2014 |
20140277112 | INJECTABLE HYDROGELS - Described herein are methods of forming hydrogels comprising combining (a) a water-soluble polymer comprising thiol groups, and (b) a water-soluble metal salt in an aqueous solution. The hydrogels form rapidly. Hydrogels and related methods, uses, and products also are described. | 09-18-2014 |
20140276224 | SENSOR GUIDE WIRE WITH SHAPE MEMORY TIP - A sensor guide wire for intravascular measurements of at least one physiological or other variable in a living body, comprising a proximal region, a distal sensor region, and a tip region, and at least one sensor element arranged in said sensor region and configured to measure the variable and to generate a sensor signal in response to the variable. The sensor guide wire further comprises a core wire, with a tip core wire portion, wherein at least part of the tip core wire portion comprises a shape memory material, and the composition of the shape memory material is such that the transformation temperature of the shape memory material is above the body temperature of the living body. | 09-18-2014 |
20140276223 | SENSOR GUIDE WIRE DEVICE AND SYSTEM INCLUDING A SENSOR GUIDE WIRE DEVICE - A sensor guide wire for an intravascular measurement of a physiological variable in a living body may include a sensor element configured to measure the physiological variable based on exposure to fluid in the living body; and a cylindrical-shaped jacket forming an interior space housing the sensor element. The jacket comprises an outer circumferential wall with a circumferential surface extending between distal and proximal longitudinal ends of the jacket. The outer circumferential wall of the jacket does not include any apertures along its circumferential surface so as to prevent fluid from passing through the outer circumferential wall and/or the jacket has a constant cross section along its entire length. | 09-18-2014 |
20140266380 | INTERFACE AND RELATED METHOD FOR CONNECTING SENSOR EQUIPMENT AND A PHYSIOLOGICAL MONITOR - An interface to connect sensor equipment and a physiological monitor includes a first connector to receive power from a first channel of the monitor and a second connector to receive power from a second channel of the monitor. The power from each of the first and second channels of the monitor is combined within the interface. The interface further includes a third connector to provide the combined power to the sensor equipment; a voltage converter to rescale the voltage of the combined power that is provided to the sensor equipment; and a scaling circuit to reduce the voltage of a signal representing a measured physiological parameter. The signal representing the measured physiological parameter is sent from the sensor equipment to the monitor. The interface is advantageous to allow sensor equipment to be sufficiently powered by a monitor that would not typically provide enough power. | 09-18-2014 |
20140206959 | TRANSCEIVER UNIT IN A MEASUREMENT SYSTEM - A measurement system may comprise a sensor wire and a transceiver unit. The sensor wire may comprise an insertable portion configured to be inserted in a blood vessel of a patient's body and a sensor disposed within the insertable portion at a distal end of the senior wire. The sensor is configured to measure a parameter when inserted inside the patient. The transceiver unit may comprise: a housing adapted to be connected to a proximal end of the sensor wire; and a first communication module within the housing adapted to wirelessly communicate by a communication signal with an external second communication module in order to transfer information to the external second communication module. | 07-24-2014 |
20140128911 | INSERTION TOOL FOR A MEDICAL CLOSURE DEVICE - An insertion tool for a medical closure device for the sealing of an opening in a wall of a bodily organ includes a tamping force source adapted to deliver a first member to a position at the opening on one side of the wall subsequently to a second member being positioned at the opening on the opposite side of the wall. The tamping force source, which is energized prior to the tamping procedure, can be a spring, an elastic band or a pressurized gas container. A tamping spring can be compressed or extended upon loading. The tamping force source can be released in response to a manual operation or be triggered by retraction of the insertion tool. | 05-08-2014 |
20130342268 | ACTIVE INTERFERENCE-NOISE CANCELLATION DEVICE, AND A METHOD IN RELATION THERETO - An active noise cancellation device ( | 12-26-2013 |
20130324806 | INTERFACE UNIT AND A MEASUREMENT SYSTEM - The present invention relates to an extracorporeale interface unit ( | 12-05-2013 |
20130296718 | TUBE AND SENSOR GUIDE WIRE COMPRISING TUBE - A tube for an intravascular medical device has a longitudinal extension along a longitudinal axis. The tube comprises a tube wall having a specified thickness and a plurality of through-going slots, wherein each slot has an essentially elongated shape along a main extension extending along the circumference of the tube. At least two slots are provided in a plane perpendicular to the longitudinal axis such that the main extension of the at least two slots are in the perpendicular plane. The lengths of the slots in the same perpendicular plane P are essentially the same, and the lengths L of the slots in different planes vary along the longitudinal extension of the tube according to a predefined pattern. A sensor guide wire for an intravascular measurement of at least one variable in a living body may comprise such a tube. | 11-07-2013 |
20130261435 | SENSOR GUIDE WIRE COMPRISING A POLYMER LAYER - A sensor guide wire for an intravascular measurement of at least one physiological or other variable in a living body may have a proximal region, a distal sensor region, and a tip region. The sensor guide wire may further comprise a sensor clement arranged in the sensor region, and comprising a sensor portion for measuring the variable and to generate a sensor signal in response to the variable. Furthermore, a core wire, having a longitudinal axis A, and comprising at least a tip core wire portion, extends essentially along the tip region of the sensor guide wire. The tip core wire portion may further comprise a distal tip. At least a major part of the tip core wire portion is provided with a polymer layer essentially enclosing the at least major part. The distal tip of the tip core wire portion may further comprise an enlargement. | 10-03-2013 |
20130229287 | TRANSCEIVER UNIT IN A MEASUREMENT SYSTEM - A measurement system may comprise a sensor wire and a transceiver unit. The sensor wire may comprise an insertable portion configured to be inserted in a blood vessel of a patient's body and a sensor disposed within the insertable portion at a distal end of the sensor wire. The sensor is configured to measure a parameter when inserted inside the patient. The transceiver unit may comprise: a housing adapted to be connected to a proximal end of the sensor wire; and a first communication module within the housing adapted to wirelessly communicate by a communication signal with an external second communication module in order to transfer information to the external second communication module. | 09-05-2013 |
20130225941 | INTERFACE UNIT, MEASUREMENT SYSTEM AND A METHOD IN AN INTERFACE UNIT - The present invention relates to an extracorporeale interface unit ( | 08-29-2013 |
20130172782 | SENSOR GUIDE WIRE - The present invention relates to a sensor guide wire ( | 07-04-2013 |
20130116579 | MEDICAL SYSTEM, AND A METHOD IN RELATION TO THE MEDICAL SYSTEM - A medical system for determining the individual Fractional Flow Reserve (FFR) value for one or many lesions of interest of a blood vessel, the system comprising an intravascular pressure measurement device for acquiring pressure measurements in the blood vessel during continuous blood flow there through. The pressure measurement device comprises a pressure sensor at its distal portion. The system further comprises an FFR processor adapted to determine the FFR value related to said lesion solely/only based upon the pressure measurements performed by said pressure sensor. | 05-09-2013 |
20130116528 | SENSOR ELEMENT WITH AN INSULATION LAYER - The present invention relates to a sensor element ( | 05-09-2013 |
20130102927 | SENSOR JACKET - A sensor guide wire for intravascular measurement of a physiological variable includes a sensor element arranged in a jacket in a sensor region of the sensor guide wire, a core wire extending at least partly along the length of the sensor guide wire, and at least one electrical lead connected to the sensor element. The jacket is tubular and includes proximal and distal end openings, a jacket wall, a first opening arranged in the jacket wall, and a second opening arranged in the jacket wall. The first and second openings are proximate to the sensor element, and the core wire is adapted to extend through the jacket via the proximal and distal end openings. The sensor guide wire can provide a more reliable and stable sensor output by preventing air from becoming entrapped within the jacket wall or allowing such entrapped air to escape. The sensor guide wire may also prevent air from adhering to the outer surface of the jacket wall by enabling improved fluid communication between the sensor element and a fluid medium. | 04-25-2013 |
20130085524 | FEMORAL COMPRESSION SYSTEM - The present invention relates to a femoral compression system ( | 04-04-2013 |
20130045640 | MALE CONNECTOR AND A METHOD OF PRODUCING THE MALE CONNECTOR - The present invention relates to an elongated male connector ( | 02-21-2013 |
20130006122 | SENSOR GUIDE WIRE - Sensor guide wire for intravascular measurements of a physiological variable in a living body, comprising a core wire running along at least a part of the sensor guide wire and a sensor element arranged in a jacket in a sensor region of the sensor guide wire. The jacket is tubular and is provided with a jacket wall and a portion of the core wire that extends longitudinally along the sensor region forms part of the wall of the jacket, in order to provide more space in the jacket. | 01-03-2013 |
20120296370 | INJECTION PRESSURIZER - The invention relates to an injection pressurizer for pressurizing an inflatable device comprising:—a housing enclosing a first cavity;—a plunger adapted to fit inside said housing and provided with a plunger sealing unit adapted to define a second cavity inside said housing, the plunger is further provided with an end part at the end opposite the plunger sealing unit; wherein the plunger further comprises
| 11-22-2012 |
20120296369 | COMPRESSION UNIT AND A RADIAL ARTERY COMPRESSION SYSTEM - The invention relates to a compression unit adapted to be arranged around a patient's forearm to provide pressure to a radial artery puncture site, wherein the compression unit comprises a unit attachment band provided with a frame, and a compression element in the shape of an inflatable bladder, the compression element is further adapted to be arranged within said frame, such that when the compression unit is arranged around a patient's forearm, the compression element provides pressure to the puncture wound when the compression element is inflated. The invention also relates to a radial artery compression system. | 11-22-2012 |
20110224725 | FLUIDTIGHT PUNCTURING AND OCCLUSION DEVICE FOR ANATOMICAL STRUCTURE - A surgical staple for a surgical stapling device fitted with a substantially flat back that can deform between a closed position and an open penetration position of the staple, and two spaced-apart pin rows. The back comprises two parts that are hinged with respect to each other. The two pin rows are affixed by the base of the pins to these two parts, substantially lying along axes perpendicular to a plane of each of the two parts. In the closed position of the back a free end of the pins of the two rows converge, but when the back is in the open penetration position, the axes of the pins of the two rows tend to align parallel to each other so as to offer minimal resistance to penetration into tissues and the parts of the back bearing the bases of the pins are separated by a gap larger than in the closed position. The staple is particularly designed to be used with a combined device for plugging and fluidtight puncturing of a wall of a hollow organ. | 09-15-2011 |
20110213220 | MEDICAL GUIDE WIRE ASSEMBLY - Medical guide wire assembly comprising a guide wire having a proximal end and a distal end, at least one physiology parameter sensor, and that the proximal end of the guide-wire is provided with an elongated connector part, having connection electrodes, for insertion into a connector housing provided with an elongated tubing adapted to achieve electrical and mechanical connection to the elongated connector part, the connector housing is in its turn electrically or wirelessly connectable to a physiology monitor. The guide wire is provided with a core wire running essentially along the entire guide wire. A sensor signal processing circuitry is arranged in connection with the physiological sensor and is adapted to generate a processed sensor signal in response of a sensed parameter. The sensor signal processing circuitry comprises a modulation unit arranged to modulate the processed sensor signal and to generate a modulated sensor signal. The assembly comprises exactly two micro-cables that are connected to the sensor signal processing circuitry, the micro-cables run along the guide wire and are connected to the connection electrodes of the connector part, wherein one of the core wire and the two micro-cables are actively used when transferring the processed and modulated sensor signal to the connector housing. | 09-01-2011 |