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9011342 Physiological sensor delivery device and method  
An intravascular sensor delivery device for measuring a physiological parameter of a patient, such as blood pressure, within a vascular structure or passage. In some embodiments, the device can be...
8996106 Method and device for intermittent occlusion of a vein draining the organ system  
In a method for the intermittent occlusion of a vein draining the organ system, in which the vein is occluded by an occlusion device, the fluid pressure in the occluded vein is continuously...
8974398 Removable energy source for sensor guidewire  
A transmitter unit with an attachable energy source is provided for a sensor guidewire. The transmitter unit is adapted to be connected to a proximal end of a sensor guidewire provided, at its...
8926520 Transducer interface system and method  
A transducer interface system/method allowing conversion from an analog sensor input to a standardized analog output interface is disclosed. In some preferred embodiments the system/method permits...
8922373 Self anchoring implantable identification microchip for use in animals  
A device and method for subcutaneously implanting an identification chip into a domestic animal, the identification chip becoming relatively immobile once implanted.
8894582 Cardiac pressure monitoring device  
A cardiac pressure monitoring device includes a fixation member defining a central opening to facilitate slidably positioning the fixation device about a pacemaker lead wire. At least one sensor...
8864676 Implantable medical sensor and fixation system  
An implantable medical device, such as a sensor for monitoring a selected internally detectable physiological parameter of a patient, is attached to a fixation member that is deployable within the...
8858451 Blood vessel catheter and injection system for carrying out a blood pressure measurement of a patient  
An injection system for injecting an injectate fluid into a blood vessel of the patient and for carrying out a blood pressure measurement of a patient. The injection system includes a catheter...
8858445 Synchronization of repetitive therapeutic interventions  
A medical device of the type used for assisting a user in manually delivering repetitive therapy to a patient (e.g., chest compressions or ventilations in cardiac resuscitation), the device...
8827929 Method and apparatus for determining the distensibility of a vessel, lumen or a sphincter  
An apparatus for measuring distensibility of a vessel, lumen or sphincter includes a balloon catheter having a balloon located adjacent a distal end of a catheter for inserting in, for example,...
8814798 Implantable device and method for monitoring venous diameter  
An implantable medical device system and associated method receive a signal from an implantable sensor operatively positioned relative to a vein, the signal being responsive to changes in a...
8784332 System for transcutaneous monitoring of intracranial pressure  
A system for measuring and converting to an observer intelligible form an internal physiological parameter of a patient. The invention allows transcutaneous telemetry of intracranial pressure via...
8777863 Implantable medical device with internal piezoelectric energy harvesting  
Methods, systems, and apparatus for powering and/or recharging medical devices implanted within the body are described. An illustrative power generation module disposable within the interior space...
8777850 Heart failure patient management using an implantable monitoring system  
An implantable medical device system and method provide physiological variable monitoring for use in patient management. A target value for a physiological variable and formulations for computing...
8764668 Disposable blood pressure transducer and monitor interface  
A medical blood pressure transducer that provides an identifier to a monitor that conveys characteristics of the transducer. The monitor can use the information to decide whether to function, or...
8764674 Heart sound monitoring of pulmonary hypertension  
A medical device system and method that includes receiving an A2 heart sound signal from a first external acoustic sensor, receiving a P2 heart sound signal from a second external acoustic sensor,...
8764685 Biomedical interface pressure transducer for medical tourniquets  
A biomedical interface pressure transducer which is useful for interposing between a limb or tissue and an occlusive band, tourniquet cuff or other biomedical apparatus in order to estimate the...
8747314 Cardiovascular pressure annotations and logbook  
A system comprises an external medical device configured to communicate with a first implantable medical device (IMD). The external medical device includes a communication circuit and a display....
8738111 Cardiac contraction detection using information indicative of lead motion  
Systems and methods for cardiac contraction detection using information indicative of lead motion are described. In an example, an implantable medical device can include a receiver circuit...
8728562 Implantable leads with a unitary silicone component  
A method of manufacturing a medical electrical lead includes molding a lead body pre-form, stringing an electrode onto the pre-form and overmolding the pre-form with a polymer to form a lead body...
8727996 Delivery system for implantable medical device  
A delivery device for implanting a medical device that includes an expandable fixation member adapted to fix the position of the medical device within a lumen of a human body. The delivery device...
8721546 Intravenous catheter insertion and blood sample devices and method of use  
Devices and methods for guidewire assisted placement of catheters into blood vessels are described. Some of the devices and methods relate to automated or partially automated or assisted insertion...
8715196 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...
8715195 System and method for accurate placement of a catheter tip in a patient  
A system for accurate placement of a catheter tip in a patient, the system including a catheter adapted for placement within a patient, the catheter having a tip at a distal end thereof and having...
8714009 Shielded capacitor sensor system for medical applications and method  
A measurement system for measuring a parameter of the muscular-skeletal system is disclosed. The measurement system comprises a capacitor, a signal generator, a digital counter, counter register,...
8702613 Methods for determining fractional flow reserve  
Devices, systems, and methods for determining fractional flow reserve. At least one method for determining fractional flow reserve of the present disclosure comprises the steps positioning a...
8701484 Small form factor medical sensor structure and method therefor  
A measurement system for measuring a parameter of the muscular-skeletal system is disclosed. The measurement system comprises a capacitor, a signal generator, a digital counter, counter register,...
8696584 Devices, systems and methods for determining fractional flow reserve in the presence of a catheter  
Devices, systems, and methods for obtaining fractional flow reserve in the presence of a catheter. In a method of determining a fractional flow reserve in the presence of a catheter, the method...
8698638 Transceiver unit in a measurement system  
A measurement system may comprise a sensor wire, a sensor, and a transceiver unit. The sensor wire may comprise an insertable portion configured to be inserted in a blood vessel of a patient's...
8690787 Implantable coronary perfusion monitoring device  
An implantable coronary perfusion monitoring device for in-vivo determination of a coronary perfusion index (CPI) indicative of the coronary perfusion of a heart has a time measurement unit to...
8679026 Medical device for detecting pulmonary artery pressure  
In a medical device and method to monitor pulmonary artery pressure of a patient, a first parameter related to the right ventricular straight volume of the patient's is detected, and a second...
8676299 Method of determining pressure in a vessel as measured by an optical pressure transducer in an optical coherence tomography system  
An OCT system and method with integrated pressure measurement. In one embodiment, the system includes an interferometer; a wavelength swept laser; a source arm in communication with the wavelength...
8668650 Pressure-sensing guidewire and sheath  
A pressure sensing device is provided that can monitor and measure pressure at two points in a vessel or artery without moving the outer sheath or catheter of the device. The outer sheath or...
8641639 Physiological sensor delivery device and method  
An intravascular sensor delivery device for measuring a physiological parameter of a patient, such as blood pressure, within a vascular structure or passage. In some embodiments, the device can be...
8641633 Pressure wire assembly  
A pressure sensor wire assembly measures pressure inside a body of a patient. The assembly comprises a pressure sensor element for measuring pressure and to generate a pressure sensor signal...
8632470 Assessment of pulmonary vascular resistance via pulmonary artery pressure  
Methods and systems for assessing pulmonary or systemic vascular resistance in a patient using pressure measurements are disclosed. An illustrative method of measuring pulmonary vascular...
8613706 Coaxial dual lumen pigtail catheter  
A method of measuring differential pressure between a left ventricle and an aorta across an aortic valve for diagnosis of aortic stenosis using a coaxial dual lumen pigtail catheter that utilizes...
8602999 Implantable flat blood pressure sensing cuff structure and implantable blood pressure monitoring device using the cuff structure  
An implantable flat blood pressure sensing cuff structure and an implantable blood pressure monitoring device use a first portion of the cuff structure that comprises a sidewall that extends from...
8603000 Method and apparatus for measuring blood volume  
In one aspect, a conductance catheter is provided for measuring the volume of a fluid. The conductance catheter comprises a series of electrodes and a circuit to compensate for variations in...
8591423 Systems and methods for determining cardiac output using pulmonary artery pressure measurements  
Systems and methods for determining cardiac output are disclosed. An illustrative method of determining cardiac output includes sensing an arterial pressure waveform using a pressure sensor...
8578795 Monitoring and recording implantable silicon active pressure transducer  
An implantable active pressure transducer including a pressure sensing element and associated sensor circuitry together enclosed within an innermost glass packaging. The pressure sensing element...
8540631 Apparatus and methods using acoustic telemetry for intrabody communications  
Systems and methods provide intrabody communication using acoustic telemetry. The system includes a first or control implant including a first acoustic transducer, and a second implant including a...
8529458 Method and apparatus for assessment of fluid responsiveness  
Methods and apparatus for determining a cardiac parameter from cardiovascular pressure signals including arterial blood pressure (ABP) and the photoplethysmographic signal to quantify the degree...
8523771 Cardiovascular pressure annotations and logbook  
A system comprises an external medical device configured to communicate with a first implantable medical device (IMD). The external medical device includes a communication circuit and a display....
8521277 Implantable systems and method for use therewith for tracking changes in hemodynamics and cardiac disease  
Embodiments of the present invention relate to monitoring a patient's atrial stretch, heart failure (HF) condition, and/or risk of atrial fibrillation (AF), as well as methods for estimating a...
8521249 Method and apparatus for determining volume of a vessel  
A method and apparatus for determining the volume of a pouch formed in a stomach during bariatric surgery comprises a balloon catheter having an inflatable balloon located at a distal end of a...
8512252 Delivery method and system for monitoring cardiovascular pressures  
A delivery method and system for noninvasively monitoring cardiac physiologic parameters used to evaluate patients with cardiovascular conditions. The system includes an implantable sensing device...
8506495 Implantable medical devices with piezoelectric anchoring member  
Methods, systems, and apparatus for powering and/or recharging medical devices implanted within the body are described. An illustrative implantable medical device includes a housing having an...
8500623 Method and device for intermittent occlusion of a vein draining the organ system  
In a method for the intermittent occlusion of a vein draining the organ system, in which the vein is occluded by an occlusion device, the fluid pressure in the occluded vein is continuously...
8491503 Intrauterine pressure catheter interface cable system  
An interface cable system for providing electrical interconnection between an intrauterine pressure catheter system and a monitoring system is provided. The interface cable system includes a first...