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| Number | Title | Issue Date |
| 8187196 | System for determining endothelial dependent vasoactivity A method of determining endothelial dependent vasoactivity of a subject, the method is effected by recording pressure-related signals of a plurality of locations adjacent to at least one blood vessel; extracting at least one parameter from the pressure-related signa... | 05/29/2012 |
| 8187195 | Sensor wire assembly Sensor wire assembly for measuring a physiological variable in a body, said assembly comprises a sensor element for measuring the physiological variable and to generate a sensor signal in response of said variable, and a guide wire having said sensor element at its ... | 05/29/2012 |
| 8177722 | Method and device for the intermittent occlusion of the coronary sinus In a method for intermittently occluding the coronary sinus, in which in an alternating manner the coronary sinus is occluded by an occlusion device and the occlusion is released, the curve of the fluid pressure occurring in the coronary sinus after the release of t... | 05/15/2012 |
| 8162841 | Standalone systemic arterial blood pressure monitoring device Certain embodiments of the present invention are related to an implantable monitoring device to monitor a patient's arterial blood pressure, where the device is configured to be implanted subcutaneously. The device includes subcutaneous (SubQ) electrodes and a pleth... | 04/24/2012 |
| 8147416 | Implantable systemic blood pressure measurement systems and methods Implantable systems, and methods for use therewith, for monitoring arterial blood pressure on a chronic basis are provided herein. A first signal indicative of electrical activity of a patient's heart, and a second signal indicative of mechanical activity of the pat... | 04/03/2012 |
| 8142362 | Enhanced pressure sensing system and method An enhanced pressure sensing system and method use an external diaphragm to address issues involved with accurate and prolonged measurement of fluid pressure, such as of blood flowing in a vascular structure. Some external diaphragms include a metallized layer or ot... | 03/27/2012 |
| 8133184 | Calibration of in vivo blood pressure sensors A method for performing an in-vivo calibration of a blood pressure sensor that is associated with a balloon of an in-vivo balloon system, the sensor and balloon being associated such that the sensor is in-vivo when the balloon is in-vivo. The balloon is inflated so ... | 03/13/2012 |
| 8118749 | Apparatus and method for sensor deployment and fixation An implant assembly is implanted in vivo within a vascular system in which a vessel divides at a furcation into two sub-vessels, each sub-vessel having a diameter smaller than the diameter of said vessel. An implant assembly is released into a vessel such as a pulmo... | 02/21/2012 |
| 8118748 | Implantable capacitive pressure sensor system and method Embodiments of the invention provide systems and methods for an implantable capacitive pressure sensor. Some embodiments of the invention include a capacitive pressure sensor capsule comprising a substrate, a conductive plate functionally coupled to the substrate, a... | 02/21/2012 |
| 8038623 | Calibration of in vivo blood pressure sensors A method for performing an in-vivo calibration of a blood pressure sensor that is associated with an in-vivo balloon system. The method involves monitoring a patient's blood pressure by observing the system gas pressure while at the same time monitoring the patient'... | 10/18/2011 |
| 8021307 | Apparatus and method for sensor deployment and fixation A delivery system for fixation of an implant assembly having an intracorporeal device at a deployment site using an anchoring structure. This invention provides an implant assembly having a an anchor for fixation within a vessel. The anchoring structure adapted to b... | 09/20/2011 |
| 8016764 | Systems and methods for evaluating ventricular dyssynchrony using atrial and ventricular pressure measurements obtained by an implantable medical device Techniques are provided for exploiting left atrial pressure (LAP) measurements to determine various ventricular mechanical and electromechanical contraction intervals and for evaluating ventricular dyssynchrony based on those intervals. In one example, LAP measureme... | 09/13/2011 |
| 7972273 | System and method of determining cardiac pressure A pressure sensor is deployed in the right atrium and is in contact with the tissue of the fossa ovalis. The fossa ovalis acts as a membrane and the pressure sensor determines the relative and/or absolute pressure within the left atrium while remaining within the ri... | 07/05/2011 |
| 7955268 | Multiple sensor deployment A method of measuring pressure within the human body including implanting a pressure sensing assembly having a flexible structure and first and second sensor elements having self-contained power supplies coupled to the flexible structure. Periodic data collection ev... | 06/07/2011 |
| 7955269 | Method and apparatus for pulmonary artery pressure signal isolation An implantable system senses a pulmonary artery pressure (PAP) signal using an implantable sensor placed in the pulmonary artery and isolates a plurality of signals from the PAP signal for diagnostic and/or therapeutic use. Each signal is extracted from the PAP sign... | 06/07/2011 |
| 7931598 | Implantable pressure monitor An implantable pressure monitor. ... | 04/26/2011 |
| 7931597 | Anchored implantable pressure monitor An anchored implantable pressure monitor. ... | 04/26/2011 |
| 7927282 | System and method of determining cardiac pressure A pressure sensor is deployed in the right atrium and is in contact with the tissue of the fossa ovalis. The fossa ovalis acts as a membrane and the pressure sensor determines the relative and/or absolute pressure within the left atrium while remaining within the ri... | 04/19/2011 |
| 7909770 | Method for using a wireless pressure sensor to monitor pressure inside the human heart A method for measuring pressure within a heart includes the steps of: (1) providing a passive wireless pressure sensor having a characteristic impedance and a deflectable surface, the characteristic impedance changing in response to deflection of the deflectable sur... | 03/22/2011 |
| 7862513 | Apparatus for minimally invasive calibration of implanted pressure transducers This invention relates generally to apparatus and methods for the calibration of implanted pressure transducers. It is an object of several embodiments of the present invention to provide apparatus and methods for the calibration of one or more implanted pressure tr... | 01/04/2011 |
| 7850615 | System and method of determining cardiac pressure A pressure sensor is deployed in the right atrium and is in contact with the tissue of the fossa ovalis. The fossa ovalis acts as a membrane and the pressure sensor determines the relative and/or absolute pressure within the left atrium while remaining within the ri... | 12/14/2010 |
| 7833165 | System for monitoring neural shunt function and associated methods A system and method for evaluating neural shunt functionality is provided. Accordingly, in one aspect a method for monitoring neural shunt functionality may include measuring a first intracranial pressure pulse inside the shunt, measuring a second intracranial press... | 11/16/2010 |
| 7803121 | Implant transmitter A monitoring system is provided that enables the monitoring of a heart in a living organism by continuously measuring both pressure and volume in a chamber of the heart, preferably the left ventricle (LV). The pressure and volume measurements are acquired using a si... | 09/28/2010 |
| 7794404 | System and method for estimating cardiac pressure using parameters derived from impedance signals detected by an implantable medical device Techniques are provided for estimating left atrial pressure (LAP) or other cardiac pressure parameters based on various parameters derived from impedance signals. In particular, effective LAP is estimated based on one or more of: electrical conductance values, cardi... | 09/14/2010 |
| 7785264 | System and method of determining cardiac pressure A pressure sensor is deployed in the right atrium and is in contact with the tissue of the fossa ovalis. The fossa ovalis acts as a membrane and the pressure sensor determines the relative and/or absolute pressure within the left atrium while remaining within the ri... | 08/31/2010 |
| 7771362 | Calibration of in vivo blood pressure sensors A method for performing an in-vivo calibration of a blood pressure sensor that is associated with a balloon of an in-vivo balloon system, the sensor and balloon being associated such that the sensor is in-vivo when the balloon is in-vivo. The balloon is inflated so ... | 08/10/2010 |
| 7753853 | Left atrial access apparatus and methods Left atrial access apparatus and methods are described herein. Different parameters, such as oxygen saturation difference, between the left and right atrial chambers is utilized to guide a needle or catheter into a desired position within the heart. Various sensing ... | 07/13/2010 |
| 7722544 | Calibration of in vivo blood pressure sensors A method for performing an in-vivo calibration of a blood pressure sensor that is associated with an in-vivo balloon system. The method involves monitoring a patient's blood pressure by observing the system gas pressure while at the same time monitoring the patient'... | 05/25/2010 |
| 7717854 | System for detecting, diagnosing, and treating cardiovascular disease A method of treating cardiovascular disease in a medical patient is provided. The method includes the steps of generating a sensor signal indicative of a fluid pressure within the left atrium of the patient's heart, and delivering an electrical stimulus to a locatio... | 05/18/2010 |
| 7704211 | Method and apparatus for assessing fluid level in lungs The invention relates to an apparatus and method to assess the fluid level in lungs. An implantable medical device or external monitor is used to sense or monitor the patient's respiratory patterns to identify the presence of periodic breathing or Cheyne-Stokes Resp... | 04/27/2010 |
| 7686768 | Implantable pressure monitor A system and method for the intra corporal, measuring of blood pressure includes a substantially rigid sensor structure and an antenna structure, which are separate components. The anchor structure is used to mount the within an appropriate location in the cardiovas... | 03/30/2010 |
| 7682313 | Implantable pressure monitor A system and method for the intra corporal, telemetric measuring of blood pressure, particularly within the heart or a great vessel, includes a substantially rigid sensor chip mounted in a holder and an antenna. The holder is anchored within an appropriate location ... | 03/23/2010 |
| 7654963 | Device for visually indicating a blood pressure An indicator device for visually indicating a pressure of blood inside a blood vessel includes: a body, the body comprising a duct extending in the body and having a sealed proximal end; a distal end portion adapted to be positioned inside the blood vessel and inclu... | 02/02/2010 |
| 7654964 | System and method for detecting arterial blood pressure based on aortic electrical resistance using an implantable medical device Techniques are provided for use with a pacemaker or other implantable medical device for detecting arterial blood pressure. Briefly, the pacemaker detects aortic electrical resistance using sensing/pacing leads. Aortic electrical resistance pertains to the resistanc... | 02/02/2010 |
| 7641615 | Method and device for removing oscillatory artefacts from invasive blood pressure measurement data The invention relates to a method for removing oscillatory artefacts caused by pressure waves in a fluid-filled trans-luminal catheter from invasive blood pressure measurement data, including the steps of setting up a model for the measurement data, fitting the mode... | 01/05/2010 |
| 7572228 | Devices for fixing a sensor in a lumen Apparatus for positioning at least one sensor in a body lumen, the apparatus including a fixation element, a sensor, and a connecting element that connects the sensor to the fixation element, the connecting element extending at least partially into the lumen so that... | 08/11/2009 |
| 7566308 | Method and apparatus for pulmonary artery pressure signal isolation An implantable system senses a pulmonary artery pressure (PAP) signal using an implantable sensor placed in the pulmonary artery and isolates a plurality of signals from the PAP signal for diagnostic and/or therapeutic use. Each signal is extracted from the PAP sign... | 07/28/2009 |
| 7520858 | Catheter with pressure sensor and guidance system A catheter terminates at a tip that includes an array of pressure sensors. The sensors are responsive to detect and alert the user to variations of pressure that indicate the tip is either encountering an obstruction or constriction of smaller diameter than the cath... | 04/21/2009 |
| 7488291 | Methods for detecting and monitoring sleep disordered breathing using an implantable medical device A method of identifying sleep disordered breathing (SDB) in a patient includes monitoring a hemodynamic pressure, deriving high, middle, and low values representative of the distribution of the hemodynamic pressure over a storage interval, measuring a ratio of a low... | 02/10/2009 |
| 7481771 | Implantable wireless sensor for pressure measurement within the heart The progress of a endovascular cardiac repair can be monitored by inserting a pressure transducer sensor using a catheter into a chamber of the heart during endovascular repair and then using a small, hand-held read out device to measure pressure easily, safely, ine... | 01/27/2009 |
