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8996108 Activity sensor processing for phrenic nerve activation detection  
An implantable cardiac device includes a sensor for sensing patient activity and detecting phrenic nerve activation. A first filter channel attenuates first frequencies of the sensor signal to...
8914107 Ventilation sensor rate response normalization and calculation  
A cardiac rhythm management (CRM) device can extract ventilation information from thoracic impedance or other information, and adjust a delivery rate of the CRM therapy. A tidal volume of a...
8876727 Phrenic nerve stimulation detection using heart sounds  
A method and system of detecting phrenic nerve stimulation in a patient that includes detecting an activation event, obtaining a heart sound signal of a patient from an implanted heart sound...
8880171 Cardiac cycle synchronized sampling of impedance signal  
A system comprising implantable device, the implantable medical device including an intrinsic cardiac signal sensor, an impedance measurement circuit configured to apply a specified current to a...
8818509 Implantable element and electronic implant  
Implantable element having an elongate main body, a functional conductor which extends in the longitudinal direction of the main body or forms it, and which acts to implement a medical function of...
8805511 Method and apparatus to detect subcerebral ischemia  
A medical device and associated method detect ischemia using stimulation delivered to induce respiration. A spontaneous breathing response to the stimulation-induced respiration is determined....
8712518 Determining phase-specific parameters of a physiological variable  
The invention relates to methods and systems for determining phase-specific parameters of a physiological variable, and a related computer program and a related machine-readable storage medium,...
8688214 Cardiac cycle synchronized sampling of impedance signal  
A system comprising implantable device, the implantable medical device including an intrinsic cardiac signal sensor, an impedance measurement circuit configured to apply a specified current to a...
8655446 Cardiac pacing controlled via respiration therapy device  
Methods and systems involve adjusting cardiac pacing based on information acquired via a respiratory therapy device. A medical system includes a respiratory therapy device having one or more...
8639318 Advanced patient management with composite parameter indices  
Systems, devices and methods for defining, identifying and utilizing composite parameter indices from health-related parameters are disclosed. One aspect is a programmable device having machine...
8634915 Activity sensor processing for phrenic nerve activation detection  
An implantable cardiac device includes a sensor for sensing patient activity and detecting phrenic nerve activation. A first filter channel attenuates first frequencies of the sensor signal to...
8628471 System and method for predicting patient health within a patient management system  
Systems and Methods for predicting patient health and patient relative well-being within a patient management system are disclosed. A preferred embodiment utilizes an implantable medical device...
8626292 Respiration sensor processing for phrenic nerve activation detection  
An implantable cardiac device includes a sensor for sensing patient respiration and detecting phrenic nerve activation. A first filter channel attenuates first frequencies of the sensor signal to...
8600497 Systems and methods to monitor and treat heart failure conditions  
An implantable device monitors and treats heart failure, pulmonary edema, and hemodynamic conditions and in some cases applies therapy. In one implementation, the implantable device applies a...
8600502 Sleep state classification  
Systems and methods for sleep state classification involve detecting conditions related to sleep, including at least one condition associated with rapid eye movement (REM) sleep. Additionally, a...
8560067 Apparatus for spatially and temporally distributing cardiac electrical stimulation  
A cardiac electro-stimulatory device and method for operating same in which stimulation pulses are distributed among a plurality of electrodes fixed at different sites of the myocardium in order...
8538526 Automatic programming of rate-adaptive therapy via activity monitoring  
A rate-adaptive pacemaker and a method for its operation in which the response factor for a minute ventilation sensor or other type of exertion level sensor is automatically set during a parameter...
8532771 Maximum pacing rate limiter system  
A maximum pacing rate limiter for use in adaptive rate pacing in conjunction with a cardiac rhythm management system for a heart. The maximum pacing rate limiter may function to measure an...
8515535 Implantable cardiac device with dyspnea measurement  
Cardiac monitoring and/or stimulation methods and systems employing dyspnea measurement. An implantable cardiac device may sense transthoracic impedance and determine a patient activity level. An...
8509902 Medical device to provide breathing therapy  
Medical devices and methods for providing breathing therapy (e.g., for treating heart failure, hypertension, etc.) may determine at least the inspiration phase of one or more breathing cycles...
8467870 Techniques for modifying breathing rate using cardiac pacing  
A method includes controlling a cardiac pacing rate of an implantable medical device (IMD) to control a heart rate of a patient and determining that the patient is in a resting state. The method...
8442633 Cardiac cycle synchronized sampling of impedance signal  
A system comprising implantable device, the implantable medical device including an intrinsic cardiac signal sensor, an impedance measurement circuit configured to apply a specified current to a...
8442638 Adaptive baroreflex stimulation therapy for disordered breathing  
An approach to providing disordered breathing therapy includes delivering electrical stimulation therapy modifying a patient's baroreflex response. Disordered breathing therapy may be delivered in...
8412328 Electromagnetic therapy device and methods  
Systems and techniques for applying an electromagnetic field to bodily tissue include a self-contained and portable electromagnetic field generating device disposed over a surface of bodily tissue...
8401666 Modification profiles for posture-responsive therapy  
In general, the disclosure describes techniques for modifying therapy provided to a patient by a medical device. The techniques may be applicable to electrical stimulation therapy or other...
8364260 External defibrillator  
An external defibrillator having a battery; a capacitor electrically communicable with the battery; at least two electrodes electrically communicable with the capacitor and with the skin of a...
8359097 Method of detecting sleep apnea and treatment thereof  
A method is presented for evaluating whether an episode of sleep apnea is occurring in a patient suffering from chronic sleep apnea disorder, for delivery of appropriate therapy. The method,...
8323205 System and method for identifying a potential cause of pulmonary edema  
A method of identifying a potential cause of pulmonary edema is provided. The method includes obtaining one or more impedance vectors between predetermined combinations of the electrodes...
8311631 Systems and methods for improving heart rate kinetics in heart failure patients  
Adaptive rate pacing for improving heart rate kinetics in heart failure patients involves determining onset and sustaining of patient activity. The patient's heart rate response to the sustained...
8306621 Cardiac cycle synchronized sampling of impedance signal  
A cardiac rhythm management device for obtaining transthoracic impedance. The device comprises a sensor for obtaining a signal indicative of an action of a heart, an impedance measurement circuit...
8301252 Advanced patient management with composite parameter indices  
Systems, devices and methods for defining, identifying and utilizing composite parameter indices from health-related parameters are disclosed. One aspect is a programmable device having machine...
8280513 Device and method to treat flow limitations  
A device and method for detecting and treating airflow limitations in a subject is provided. Levels of flow limited breathing may be differentiated. Obstruction versus flow limited breathing may...
8265759 Device and method for treating disorders of the cardiovascular system or heart  
A device and method are provided to treat heart failure by stimulating to cause diaphragm contraction.
8133187 Implantable medical device with heart condition detection  
A method for detecting a condition of a heart of a patient using an implantable medical device, including the steps of sensing acoustic signals indicative of heart sounds of the heart of the...
8095205 Method and apparatus for verifying a determined cardiac event in a medical device based on detected variation in hemodynamic status  
A method and apparatus for verifying a determined cardiac event in a medical device based on detected variation in hemodynamic status that includes a plurality of sensors sensing cardiac signals,...
8075491 Implantable cardiac stimulation device with respiratory modulated therapy delivery  
A method of providing cardiac stimulation therapy and a device for providing the therapy. A patient's cardiac activity as well as cyclical respiration is monitored. Cardiac stimulation is provided...
8073541 Remote control of implantable device through medical implant communication service band  
A system and method for communicating data and signals through the Medical Implant Communication Service Band using a repeater or base station in the proximity to an implantable device within a...
7972276 Method for removing posture dependence during evoked response monitoring of HF progression  
An exemplary method includes acquiring intrathoracic impedance values over one or more respiratory cycles, acquiring myocardial evoked response values and assessing cardiac condition based at...
7967756 Respiratory therapy control based on cardiac cycle  
Methods and systems involve adjusting respiratory therapy based on cardiac cycle phase. A parameter indicative of cardiac cycle is sensed and the respiratory therapy is adjusted based on cardiac...
7970470 Diagnosis and/or therapy using blood chemistry/expired gas parameter analysis  
Methods and systems for diagnosing disorders, including, for example, disordered breathing, involve sensing one or more of a blood chemistry parameter and/or an expired gas parameter, such as...
7962202 Method and apparatus for verifying a determined cardiac event in a medical device based on detected variation in hemodynamic status  
A method and apparatus for verifying a determined cardiac event in a medical device based on detected variation in hemodynamic status that includes a physiologic sensor sensing physiologic signals...
7953486 Maximum pacing rate limiter implemented using the evoked response—T-wave interval  
A maximum pacing rate limiter for use in adaptive rate pacing in conjunction with a cardiac rhythm management system for a heart. The maximum pacing rate limiter may function to measure an...
7896808 System and method to suppress noise artifacts in mixed physiologic signals  
A system and method of sensing relatively low magnitude signals of interest in a sensing environment with at least intervals of relatively high magnitude noise of comparable or overlapping...
7894902 Adaptive cardiac resyncronization therapy and vagal stimulation system  
An adaptive feed-back controlled system for regulating a physiological function of a heart in which a hemodynamic sensor continuously monitors the physiological performance of the heart. Three...
7881786 Suppression of high rate pacing for reducing myocardial ischemic irritability  
A medical device capable of delivering automatic rate-adjusting pacing therapies is provided having an adjustable upper rate limit responsive to an indication of myocardial irritability. The...
7881790 Reducing data acquisition, power and processing for photoplethysmography and other applications  
Hemodynamic signals, such as photoplethysmography (PPG) signals, pressure signals, and impedance signals, are sampled once per cyclical body cycle to reduce the amount of data, processing and/or...
7869878 Implantable cardiac stimulation device providing IEGM with reduced respiration modulation effect and method  
An implantable cardiac stimulation device provides an intracardiac electrogram with reduced respiratory modulation effect. The device includes a sensing circuit that senses cardiac activity and...
7747323 Adaptive baroreflex stimulation therapy for disordered breathing  
An approach to providing disordered breathing therapy includes delivering electrical stimulation therapy modifying a patient's baroreflex response. Disordered breathing therapy may be delivered in...
7672729 Multi-variable feedback control of stimulation for inspiratory facilitation  
An exemplary method includes delivering stimulation according to one or more stimulation parameters to cause contraction of the diaphragm, monitoring chest activity related to respiration and, in...
7653436 Global cardiac performance  
The present invention is related to implantable cardiac devices such as pacemakers and defibrillators that deliver cardiac resynchronization therapy (CRT), and to a method of optimizing...

Matches 1 - 50 out of 139 1 2 3 >