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Match Document Document Title
8185201 Apparatus and methods for calculating caloric expenditure using posture  
Systems and methods for estimating caloric expenditure. The systems can include a physiological sensor to measure a patient's physical activity, and a posture sensor to measure the patient's...
8165676 Optical sensor and method for detecting a patient condition  
An implantable medical device for monitoring tissue perfusion that includes a light source emitting light having a light wavelength corresponding to a blue to ultraviolet light spectrum and a light...
8160703 Apparatus, software, and methods for cardiac pulse detection using a piezoelectric sensor  
Signal data obtained from a piezoelectric sensor placed on a patient's body is used to detect the presence of a cardiac pulse. The piezoelectric sensor has a transducing element adapted to sense...
8145307 Method and apparatus for enhancing treatable arrhythmia detection specificity by using accumulated patient activity  
A method and apparatus for detecting a cardiac event in a medical device determine an activity level count from an activity sensor signal for each of a number of time segments, store an activity...
8121687 Cardiac motion characterization by strain measurement  
Methods for evaluating motion of a cardiac tissue location, e.g., heart wall, are provided. In the subject methods, timing of a signal obtain from a strain gauge stably associated with the tissue...
8116869 Cardiopulmonary functional status assessment via metabolic response detection by implantable cardiac device  
An implantable cardiac device is configured and programmed to assess a patient's cardiopulmonary function by evaluating the patient's minute ventilation response. Such evaluation may be performed...
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...
8073540 Implantable heart stimulating device with stimulation rate optimization  
An implantable heart stimulating device has a stimulation pulse generator that emits stimulation pulses at an adjustable stimulation rate, an activity sensor that emits an activity signal in...
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...
8068909 Measurement of cardiac performance with movement sensors and related methods  
Embodiments of the invention are related to implantable devices including movement sensors and related methods for measuring cardiac performance, amongst other things. In an embodiment, the...
8065003 Demand-based cardiac function therapy  
A method and device for delivering cardiac function therapy on a demand basis. An implantable device for delivering cardiac function therapy is programmed to suspend such therapy at periodic...
RE42836 Method for assessing cardiac functional status  
A method for assessing cardiac function suitable for incorporation into an implantable cardiac rhythm management device. By measuring daily exertion levels in accordance with the invention, an...
8019418 Self-calibrating rate-adaptive pacemaker  
A system and method for automatically adjusting the operating parameters of a rate-adaptive cardiac pacemaker. In accordance with the method, maximum exertion levels attained by the patient are...
7996084 Implantable medical device with automatic ischemia threshold determination  
An implantable medical device (IMD) performs periodic testing of a patient to determine ischemia threshold information. At selected times while the patient is at rest, the IMD increases the pacing...
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 least...
7970466 Method and apparatus for optimization and assessment of response to extra-systolic stimulation (ESS) therapy  
A method and apparatus for optimizing and assessing the response to extra-systolic stimulation (ESS) are provided. An optimization/monitoring parameter is calculated as a function of potentiation...
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...
7920919 Morphology based motion detection for sensors sensitive to motion induced noise  
Provided herein are implantable systems, and methods for use therewith, for estimating a level of noise in a signal produced by an implantable sensor that is sensitive to motion induced noise....
7917197 Methods and devices for determining exercise diagnostic parameters  
A device, such as an implantable cardiac device, and methods for determining exercise diagnostic parameters of a patient are disclosed. Specifically, a maximum observed heart rate of a patient...
7894901 Apparatus and method for assessing cardiac therapy  
A patient's response to therapy such as CRT is assessed by cross correlation of a patient's evoked response and physical activity surrogates. Based on the cross correlation, a determination may be...
7869877 Cardiopulmonary functional status assessment via heart rate response detection by implantable cardiac device  
An implantable cardiac device is configured and programmed to assess a patient's cardiopulmonary function by evaluating the patient's heart rate response. Such evaluation may be performed by...
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...
7848811 Posture sensor  
A system and method determines the posture of a body. The system is first calibrated by attaching it to, or implanted it into, a body, placing the body in particular postures, and generating...
7844330 Dynamic device therapy control for treating post myocardial infarction patients  
A cardiac rhythm management system includes an implantable device executing a dynamic pacing algorithm after an myocardial infarction (MI) event. The dynamic pacing algorithm dynamically adjusts...
7844334 Dual-use sensor for rate responsive pacing and heart sound monitoring  
An implantable medical device includes a dual-use sensor such as a single accelerometer that senses an acceleration signal. A sensor processing circuit processes the acceleration signal to produce...
7844336 Implantable medical device configured as a pedometer  
This document discusses, among other things, a system including an implantable medical device. The implantable medical device includes a control circuit and a motion sensing device. The motion...
7792582 Active implantable medical devices, notably for pacing, resynchronization, defibrillation and/or cardioversion, having improved diagnosis of the patient's clinical status  
An active implantable medical device, preferably a device for pacing, resynchronization, defibrillation and/or cardioversion of a patient, that includes functionality that assists in the diagnosis...
7792581 Method and apparatus for treating diastolic heart failure  
Methods and systems for treating patients with diastolic heart failure (DHF) are disclosed which include slowing a patient's heart rate below its intrinsic rate, and controlling the rate using...
7792583 Collecting posture information to evaluate therapy  
A medical device delivers a therapy to a patient. Posture events are identified, e.g., a posture of the patient is periodically determined and/or posture transitions by the patient are identified,...
7783353 Automatic neural stimulation modulation based on activity and circadian rhythm  
According to an embodiment of a method for providing neural stimulation, activity is sensed, and neural stimulation is automatically controlled based on the sensed activity. An embodiment...
7761159 Cardiac rhythm pacing rate selection for automatic capture threshold testing  
Cardiac devices and methods that select pacing rates for automatic threshold tests based on a patient's hemodynamic need. A sensor-indicated pacing rate corresponding to a patient's hemodynamic...
7756579 Implantable sensor  
A sensor which can be implanted in a body part to collect data relating to the body part, the sensor includes a jacket which has a side wall which can be deformed inwardly, and first and second...
7725187 Motion detection for sensors sensitive to motion induced noise  
Provided herein are implantable systems, and methods for use therewith, for estimating a level of noise in a signal produced by an implantable sensor that is sensitive to motion induced noise....
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...
7672721 System and method of AV interval selection in an implantable medical device  
An implantable medical device provides ventricular pacing capabilities and optimizes AV intervals for multiple purposes. In general, intrinsic conduction is promoted by determining when...
7672725 Method and apparatus for using heart rate variability as a safety check in electrical therapies  
A cardiac rhythm management system modulates the delivery of pacing and/or autonomic neurostimulation pulses based on heart rate variability (HRV). An HRV parameter being a measure of the HRV is...
7657312 Multi-site ventricular pacing therapy with parasympathetic stimulation  
A method and device for delivering multi-site ventricular pacing therapy in conjunction with parasympathetic stimulation for reducing ventricular wall stress. Such reduction in ventricular wall...
7630766 Exercise responsive pacemaker tuning method using Doppler blood flow measurements to adjust pacing for optimized flow  
A method of tuning a cardiac prosthetic pacing device includes (a) monitoring the flow output from the heart, and (b) adjusting the timing of pacing events by the cardiac prosthetic pacing device...
7610089 Implantable strain sensor for medical diagnostics  
Embodiments include strain sensor devices for detecting movement, morphological changes or other physical parameters within a patient's body tissue. Some embodiments are directed specifically to...
7599741 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...
7567839 Self-calibrating rate-adaptive pacemaker  
A system and method for automatically adjusting the operating parameters of a rate-adaptive cardiac pacemaker. In accordance with the method, maximum exertion levels attained by the patient are...
7548785 Collecting and analyzing sensed information as a trend of heart failure progression or regression  
An exemplary method includes selecting a cross-correlation frequency having an associated cross-correlation period, detecting and binning a heart rate in a heart rate bin, detecting and binning an...
7539539 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...
7493163 Rate-adaptive therapy with sensor cross-checking  
A method and system for automatically adjusting the operating parameters of a rate-adaptive cardiac pacemaker in which maximum exertion levels attained by the patient are measured at periodic...
7491181 Collecting activity and sleep quality information via a medical device  
A device, such as an implantable medical device (IMD) or a programming device, determines when a patient is attempting to sleep. When the device determines that the patient is attempting to sleep,...
7471290 Posture detection system  
Methods, systems, and apparatus are described for posture detection. Orientations of a body are detected with respect to first and second axes. A movement of the body with respect to a third axis...
7445605 Detection of apex motion for monitoring cardiac dysfunction  
Systems, devices and methods for detecting and monitoring cardiac dysfunction. The devices include motion sensors for detecting signals representative of the total movement of the heart, and of the...
7447545 Collecting posture information to evaluate therapy  
A medical device delivers a therapy to a patient. Posture events are identified, e.g., a posture of the patient is periodically determined and/or posture transitions by the patient are identified,...
Matches 1 - 50 out of 225 1 2 3 4 5 >