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8116866 Morphology-based optimization of cardiac resynchronization therapy  
A method and apparatus for delivering cardiac resynchronization therapy (CRT) in which an evoked response electrogram is recorded during one or more cardiac cycles and used to aid in the selection...
8090442 Apparatus and method 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 to...
8060200 Self-adjusting optimal waveforms  
An exemplary method includes detecting fibrillation, measuring impedance of a defibrillation circuit that includes myocardial tissue, determining one or more defibrillation shock parameters based...
8005545 Parasympathetic stimulation for prevention and treatment of atrial fibrillation  
A method is provided, including identifying that a subject is at risk of suffering from atrial fibrillation (AF). Responsively to the identifying, a risk of an occurrence of an episode of the AF is...
8000788 Implantable medical device for treating neurological conditions including ECG sensing  
An implantable medical device such as an implantable pulse generator that includes EEG sensing for monitoring and treating neurological conditions, and leadless ECG sensing for monitoring cardiac...
7991468 Pacing and sensing vectors  
A method for allowing cardiac signals to be sensed and pacing pulse vectors to be delivered between two or more electrodes. In one embodiment, cardiac signals are sensed and pacing pulse vectors...
7953480 Atrial pacing therapy for treating mitral regurgitation  
A method and apparatus are disclosed for treating mitral regurgitation with electrical stimulation. By providing pacing stimulation to the left atrium during ventricular systole, a beneficial...
7945325 Pacing and sensing vectors  
A method for allowing cardiac signals to be sensed and pacing pulse vectors to be delivered between two or more electrodes. In one embodiment, cardiac signals are sensed and pacing pulse vectors...
7933651 Cardiac template generation based on patient response information  
Cardiac treatment methods and devices provide for templates representative of past tachyarrhythmia events, each template associated with a therapy. Methods involve providing a cardiac waveform...
7917216 Multi-site pacing for atrial tachyarrhythmias  
Tachyarrhythmia is treated by applying anti-tachycardia pacing through at least one multi-site electrode set located on, in or around the heart. The electrode set is arranged and located such that...
7894899 Method and apparatus to terminate ventricular tachycardia via pacing  
An implantable device for terminating ventricular tachycardia is disclosed. The device includes a processor configured to determine a first antitachycardia pulse routine of N pulses. In the routine...
7890168 Active implantable medical device of AAI/DDD type, notably cardiac pacemaker, comprising means for automatic mode adjustment at the implantation  
An active implantable medical device of the AAI/DDD type, notably a cardiac pacemaker, including automatic mode adjustment at implantation. The device detects spontaneous atrial and ventricular...
7865241 System and method for cardiac rhythm management with synchronized pacing protection period  
A device and method for cardiac rhythm management in which a heart chamber is paced in accordance with a pacing mode that employs sense signals from the opposite chamber. A protection period...
7783352 Optimizing anti-tachycardia pacing for terminating atrial fibrillation  
An implantable system terminates atrial fibrillation by applying optimized anti-tachycardia pacing (ATP). In one implementation, the system senses and paces at multiple sites on the left atrium. At...
7778707 Method and device for myocardial stress redistribution  
Methods and devices are described for delivering electrical stimulation to the heart in a manner that advantageously redistributes myocardial stress during systole for therapeutic purposes in the...
7764998 Implantable cardiac stimulation devices with back-up defibrillation  
Systems and methods are provided for providing back-up or redundant defibrillation in case of a faulty defibrillation path or faulty defibrillation circuit element. In case a problem is detected...
7693575 Heart stimulator with override for stimulation exceeding a maximum rate  
A heart stimulator for electrical stimulation of a heart chamber includes a sensing stage sensing excitation of the heart chamber via an electrode lead having an electrode for picking up heart...
7676265 Implantable cardiac stimulation device and method providing dynamic sensing configurations for bichamber stimulation and tachyarrhythmia detection  
An implantable cardiac stimulation device provides bichamber pacing and dynamic bichamber and single chamber sensing. The device includes a sensing circuit that senses activity of a heart, a lead...
7603172 System and method of using regression models to estimate vulnerable periods for heart stimulation parameters  
Heart stimulator that provides for timing a premature stimulation pulse for anti-tachycardia pacing outside the vulnerable phase of a ventricle, to terminate stable ventricular tachycardia while...
7596411 Apparatus and method for two-component bioelectrical impedance ratio measuring and monitoring  
An implantable cardiac stimulation and rhythm management device includes an impedance measuring circuit which determines a patient's intra-thoracic impedance and the resistance and reactance...
7532929 Adaptive ventricular rate smoothing during atrial fibrillation  
An implantable cardiac device is provided for adaptive ventricular rate smoothing during atrial fibrillation (AF). When AF is detected, the operation of the device is switched to non-atrial...
7515960 Method and apparatus to terminate ventricular tachycardia via pacing  
An implantable device for terminating ventricular tachycardia is disclosed. The device includes a processor configured to determine a first antitachycardia pulse routine of N pulses. In the routine...
7440802 System and method for managing refractory periods in a cardiac rhythm management device with biventricular sensing  
A method and system for managing refractory periods in a cardiac rhythm management device configured for biventricular or biatrial sensing. Refractory periods for each channel of the pacemaker are...
7403818 System and method for cardiac rhythm management with synchronized pacing protection period  
A device and method for cardiac rhythm management in which a heart chamber is paced in accordance with a pacing mode that employs sense signals from the opposite chamber. A protection period...
7392088 Capture detection for multi-chamber pacing  
Multi-chamber pacing may result in capture of one chamber, capture of multiple chambers, fusion, or non-capture. Approaches for detecting various capture conditions during multi-chamber pacing are...
7363081 System and method for providing preventive overdrive pacing and antitachycardia pacing using an implantable cardiac stimulation device  
Techniques for enabling both preventive overdrive pacing and antitachycardia pacing (ATP) within an implantable device are provided. The device gains the benefits of overdrive pacing for preventing...
7317942 Dynamic discrimination utilizing anti-tachy pacing therapy in an implantable medical device  
A method and medical device for discriminating an arrhythmia that includes an input circuit sensing cardiac signals and a microprocessor identifying an event associated with the sensed cardiac...
7305265 Heart treatment equipment for treating heart failure  
In a heart treatment equipment provided with a stimulating mechanism for both the ventricles, the both ventricle stimulation is made optimized in order to inhibit the decrease of the cardiac output...
7292886 Bifocal cardiac stimulation device and methods  
A cardiac stimulation system for implantation in a patient is disclosed. The cardiac stimulation system comprises first and second electrodes configured for positioning in a bifocal arrangement. A...
7292887 Apparatus and method 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 to...
7289849 Atrial pacing therapy for treating mitral regurgitation  
A method and apparatus are disclosed for treating mitral regurgitation with electrical stimulation. By providing pacing stimulation to the left atrium during ventricular systole, a beneficial...
7286878 Multiplexed electrode array extension  
An apparatus and method for selectively interacting with electrically excitable tissue of a patient are provided. The apparatus includes an implantable pulse generator having a number of output...
7272438 Mode switching heart stimulation apparatus and method  
In a heart stimulation device a mode of operation is switched in response to detection of atrial tachyarrhythmia such as atrial fibrillation. The stimulation device may initially operate in a...
7257443 Method and apparatus for detecting oscillations in cardiac rhythm with electrogram signals  
A cardiac rhythm management device is configured to detect oscillations in cardiac rhythm by comparing electrogram signals during successive heart beats. Upon detection of electrical alternans, the...
7254441 Fully inhibited dual chamber pacing mode  
A pacing mode is provided, in one embodiment, that permits missed or skipped ventricular beats. The mode monitors a full cardiac cycle (A-A interval) for the presence of intrinsic ventricular...
7233824 Secure and efficacious therapy delivery for an extra-systolic stimulation pacing engine  
An extra-systolic stimulation (ESS) therapy addresses cardiac dysfunction including heart failure. ESS therapy employs atrial and/or ventricular extra-systoles via pacing-level stimulation to a...
7231249 Methods, apparatus, and systems for multiple stimulation from a single stimulator  
Methods, apparatus, and systems are provided to stimulate multiple sites in a heart. A controller senses electrical activity associated with sinus rhythm of the heart. A signal generator is...
7212857 Implantable cardiac device for restoring inter-chamber synchrony and method  
An implantable cardiac device returns activations of corresponding right and left chambers of a heart to inter-chamber synchrony. A sensing circuit senses intracardiac signals representing right...
7184816 Cardiac stimulating and detecting device, system and method for identifying far field signals  
In an implantable heart stimulating device, system and method, a control circuit has first and second circuits for sensing and pacing. The first circuit can be connected to a first electrode member...
7174891 CPR mask with compression timing metronome and methods  
A facial mask includes a mask body that is adapted to be coupled to a patient's face. A valve system is coupled to the mask body to permit the inflow of respiratory gasses into the mask body and to...
7158828 System and method for timing synchronized pacing  
A device and method for cardiac rhythm management in which a heart chamber is paced in accordance with sense signals from the opposite chamber or other distant cardiac site. The method is...
7146214 Anti-tachycardia pacing based on multi-site electrograms  
In one embodiment, a method includes sensing depolarizations of a heart at a plurality of different locations, and determining a sequence of the sensed depolarizations. The method may further...
7130686 Selection of preventative arrhythmia therapy based on patient specific histogram data  
Methods and systems for providing cardiac therapy are described. In some embodiments, methods and systems are configured to deliver atrial tachyarrhythmia therapy by confirming that a patient is...
7127289 Cardiac resynchronization system employing mechanical measurement of cardiac walls  
Methods and devices are disclosed for employing mechanical measurements to synchronize contractions of ventricular wall locations. Accelerometers that may be placed within electrode leads are...
7113822 System and method for providing cardioversion therapy and overdrive pacing using an implantable cardiac stimulation device  
Techniques are provided for coordinating the delivery of cardioversion therapy and overdrive pacing therapy to the heart of a patient, primarily to prevent the re-occurrence of atrial fibrillation...
6952609 Cardiac stimulating device  
An implantable cardiac stimulating device has an atrial pulse generator and an atrial sensor connected to an atrial electrode, for delivering stimulating pulses to the atrium and sensing events in...
6842642 Adjustable cardiac resynchronization  
Techniques are presented for providing adjustable cardiac resynchronization with an implanted medical device such as a pacemaker. For example, cardiac resynchronization may be provided during some...
6813518 Method and system for terminating atrial fibrillation by inducing a ventricular extra-systole with combipolar pacing  
A method and system for pacing cardiac tissue is provided. Atrial fibrillation is detected in the cardiac tissue. An area of the cardiac tissue is paced with at least one atrial electrode and...
6738669 System and method for multichamber cardiac stimulation with ventricular capture verification using far-field evoked response  
An implantable cardiac stimulation device and method automatically verify capture of one or both ventricular chambers by sensing a far-field signal in both atrial chambers. A far-field interval...
6735472 Method of defibrillating a heart with electrode configurations including a left ventricular defibrillation electrode  
An implantable universal pacing and defibrillating system provides efficacious sensing, pacing, and cardioversion/defibrillation in all four chambers of the heart. The system includes three leads...
Matches 1 - 50 out of 89 1 2 >