Matches 151 - 200 out of 352 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
6591134 Implantable medical device  
An implantable medical device incorporates a central control unit ( 14 ) for controlling the internal and external functions of the device, a memory unit comprising program memory, main and/or...
6587720 System and method for treating supraventricular tachyarrhythmias  
A system and method for treating atrial fibrillation using atrial pacing pulses to convert an atrial fibrillation to non-fibrillation atrial arrhythmia prior to delivering a low energy...
6584356 Downloadable software support in a pacemaker  
A method is provided, the method comprising controlling an implantable medical device using a controller using a pre-emptive real-time operating system (RTOS) having a scheduling mechanism...
6567691 Method and apparatus diagnosis and treatment of arrhythias  
Adaptive rules for a more accurate sinus tachycardia detection mechanism for implantable device (IMD) and other devices. In an embodiment, the rule is incorporated into a prioritized, rule-based...
6560484 Method and apparatus for electrically forcing cardiac output in an arrhythmia patient  
An electrical method and apparatus for stimulating cardiac cells causing contraction to force hemodynamic output during fibrillation, hemodynamically compromising tachycardia, or asystole. Forcing...
6556862 Method and apparatus for treating supraventricular tachyarrhythmias  
A system and method for treating atrial fibrillation using atrial pacing pulses to convert an atrial fibrillation to non-fibrillation atrial arrhythmia prior to delivering a low energy...
6539260 Atrial sensing and pacing using a unipolar atrial electrode  
A system and method for performing bipolar sensing and pacing in a heart using a unipolar atrial electrode. The invention provides a lead system comprising an atrial electrode placed in the atrium...
6539254 Implantable ventricular cardioverter/defibrillator employing atrial pacing for preventing atrial fibrillation from ventricular cardioversion and defibrillation shocks  
An implantable ventricular cardioverter/defibrillator applies a quantity of electrical energy to a heart for terminating a ventricular arrhythmia while preventing the induction of atrial...
6535762 Combination ICD and pacemaker system having integrated distal electrode  
The implantable cardiac stimulation system is adapted to transmit both shocking and pacing signals using a single electrode lead. The single biocompatible electrode, located at the distal end of...
6532238 Interconnection between addressable elements of a microcomputer for active implantable medical devices  
An interconnection structure including an interconnection artery ensuring the parallel transfer, on a group of conductors, of information to be exchanged, configured in at least one ring ( 50; 60;...
6526317 System and method for treating atrial arrhythmias  
A system for defibrillating an atrial region of a heart experiencing a supraventricular arrhytmia. The defibrillation system senses and analyzes both atrial and ventricular cardiac signals of the...
6522920 System and method of protecting transformer-driven switches from external magnetic fields  
A protection device for use in an implantable medical device such as an ICD that communicates with an external programmer. The protection device includes one or more control blocks that inhibit...
6490478 System and method for complexity analysis-based cardiac tachyarrhythmia detection  
A system and method based on electrocardiogram (ECG) complexity analysis for real-time detecting shockable ventricular fibrillation (VF) and ventricular tachycardia (VT), and discriminating them...
6484057 Pacing methods and devices for treating cardiac arrhythmias and fibrillation  
Pacing systems for the heart employ multi-site contact points about desired localized regions to deliver pacing train stimulation pulses to the myocardium. The stimulation pulses can have an...
6445950 Implantable cardioverter/defibrillator employing shock delivery timing for preventing induced fibrillation  
An implantable cardioverter/defibrillator applies a quantity of electrical energy to a heart to terminate an arrhythmia of the heart. The cardioverter/defibrillator employs therapy delivery timing...
6445949 Implantable cardioversion device with a self-adjusting threshold for therapy selection  
In an implantable cardioversion device, the condition of the patient's heart is determined from an intrinsic ventricular parameter, such as the ventricular rate, and therapy is provided with a...
6442426 Implantable ventricular cadioverter-defibrillator employing atrial pacing for preventing a trial fibrillation form ventricular cardioversion and defibrillation shocks  
An implantable ventricular cardioverter/defibrillator applies a quantity of electrical energy to a heart for terminating a ventricular arrhythmia while preventing the induction of atrial...
6442425 Cardiac stimulator and defibrillator  
An implantable medical interventional device is disclosed for treating any of multiple cardiac dysrhythmias that may be suffered by a patient in whom the device is to be implanted, by automatic...
6370427 Method and apparatus for dual chamber bi-ventricular pacing and defibrillation  
Device and method are disclosed in which leads with pacing and defibrillating electrodes are implanted into both the right and left ventricles of a patient's heart to enable simultaneous pacing of...
6345198 Implantable stimulation system for providing dual bipolar sensing using an electrode positioned in proximity to the tricuspid valve and programmable polarity  
A single-pass pacing and/or shocking lead system is capable of sensing cardiac signal in the atrium and the ventricle in a “bipolar fashion” using a three-electrode structure: a first electrode...
6345201 System and method for ventricular capture using far-field evoked response  
An implantable pacemaker delivers a stimulation pulse in the ventricular chamber of patient's heart and automatically verifies ventricular capture. A control system of the pacemaker sets a...
6327498 Implantable stimulation lead for use with an ICD device having automatic capture pacing features  
An implantable ICD stimulation lead system for implantation in a human heart having electrodes adapted to be energized selectively to achieve pacing in one instance, true bipolar sensing in another...
6319011 Automatic training defibrillator simulator and method  
The instant invention provides an apparatus, and a method of its use, for enabling an instructor to train a student in learning a procedure which embodies at least two alternative sequences of...
6314320 Method and apparatus for selectively inactivating AED functionality  
A novel apparatus for inactivating the AED prompting feature without inactivating the monitoring and analysis capability of the AED. AEDs are designed to be deployed by lay responders, such as...
6292691 Atrial defibrillation methods and apparatus  
Methods and apparatus for achieving atrial defibrillation in a heart. Atrial pacing is first conducted from multiple pacing sites in an independent (asynchronous) manner so as to have the desired...
6285906 Muscle contraction assist device  
A method and apparatus for controlling a segment of excitable tissue, typically tissue of a heart, the segment having an intrinsic activity level. During a high phase, electrical energy of a given...
6272380 Apparatus for treating atrial tachy arrhythmias with synchronized shocks  
An implantable anti-tachyarrhythmia device which delivers atrial cardioversion or defibrillation pulses heart in response to detection of atrial tachyarrhythmias. The pulses are synchronized to...
6249700 Defibrillator with improved hemodynamic response and enhanced myocardial stability  
An implanted defibrillator provides a device-implemented method of delivering cardiac pacing, cardioversion and defibrillation therapies in selective response to dysrhythmia detection of an implant...
6249699 Cardioverter and method for cardioverting an atrial tachyarrhythmia in the presence of atrial pacing  
An atrial cardioverter which includes a pacemaker for applying atrial pacing pulses to an atrium of a heart, an atrial tachyarrhythmia detector for detecting an atrial tachyarrhythmia of the heart,...
6181966 Heart therapy apparatus with therapy correction means  
A heart therapy apparatus (1) with detection means (3, 5, 9) for detecting a physiological parameter that characterizes the state of the heart/circulatory system, with comparison value storage...
6169921 Autocapture determination for an implantable cardioverter defibrillator  
A cardiac pacing/defibrillation system that enhances the ability of a cardiac pacer to automatically detect whether a pacing stimulus results in heart capture or contraction. The cardiac...
6157859 Upgradable implantable medical device with post-shock pacing and redraw functions  
An implantable medical interventional device is adapted to provide therapy to a patient in whom the device is implanted to treat cardiac dysrhythmias including tachyarrhythmia. The device performs...
6146732 Thermal pack having a plurality of individual heat cells  
The present invention relates to disposable thermal packs comprising a unified structure having at least one continuous layer of a semirigid material which softens when heated. The thermal packs...
6126611 Apparatus for management of sleep apnea  
A device for treating sleep apnea comprising means for detecting an apnea event and means responsive to detection of an apnea event for stimulating the heart at a higher rate than the heart's...
6128529 Device and method providing pacing and anti-tachyarrhythmia therapies  
Recognizing that delivery of pacing therapy to a patient may increase the risk of inappropriate delivery of anti-tachyarrhythmia therapy, a modified atrial-based timing device and method delivers...
6109269 Method of treating addiction by brain infusion  
Techniques using one or more drugs, electrical stimulation or both to treat addictions by means of an implantable signal generator and electrode and an implantable pump and catheter. A catheter is...
6104953 Method and apparatus for delivering defibrillation and pacing energy from a single power source  
A defibrillator circuit that delivers high voltage electrical pulses and lower energy pacing pulses to a patient. The circuit allows the patient to be isolated so that no current leaks prior to the...
RE36765 Method and apparatus for synchronization of atrial defibrillation pulses  
A method and apparatus for detecting and treating atrial fibrillation. In response to detecting atrial fibrillation, the device derives an escape interval based on one or more preceding intervals...
6076014 Cardiac stimulator and defibrillator with means for identifying cardiac rhythm disorder and chamber of origin  
A medical interventional device is structured for implantation in a human patient, to respond to detection of cardiac activity of the patient indicative of cardiac dysrhythmias. The device includes...
6067469 Method and system for detecting dislodgment of an implanted right atrial endocardial lead using a sensing period derived from a ventricular lead  
A system and method are provided for detecting dislodgment of a right atrial endocardial lead implanted within a heart right atrium wherein the lead includes an electrode. Heart activity of the...
6052620 Prioritized rule based method and apparatus for diagnosis and treatment of arrhythmias  
An implantable anti-tachyarrhythmia device which delivers anti-tachyarrhythmia therapies to a patient's heart in response to detection of tachyarrhythmias. The device defines first criteria...
6044295 Implantable multi-function medical device  
An implantable multi-function medical device, having a first therapy assembly that has a small current requirement and a second therapy assembly that has a large current requirement. The device...
6038476 System and method for analyzing the efficacy of cardiac stimulation therapy  
An implantable stimulation device (ISD) for recording and displaying cardiac episode history for analyzing efficacy of cardiac therapy. The ISD applies anti-bradycardia therapy in patients who...
5999850 Pacemaker with safe R-wave synchronization during countershock conversion of atrial fibrillation  
An implantable atrial defibrillator analyzes both the atrium and the ventricle to determine an abnormal atrial condition of the atrium and if the ventricle is unstable. Therapy is applied to...
5991656 Prioritized rule based apparatus for diagnosis and treatment of arrhythmias  
An implantable antiarrhythmia device which detects and classifies arrhythmias of the human heart, and delivers appropriate therapy. The device employs a method of arrhythmia classification based on...
5984102 Medical electrode packaging technology  
The invention provides a sealed package system for housing at least two medical electrode devices and for enabling the periodic testing thereof, comprising a thin, generally flat flexible envelope...
5959371 Power management system for an implantable device  
A power management system for an implantable device is disclosed. One application is an implantable cardioverter/defibrillator. Charging circuits for implantable cardioverter/defibrillators require...
5951592 Apparatus and method for applying antitachycardia therapy based on ventricular stability  
An implantable cardioversion/defibrillation device includes a cardioversion signal generator and a defibrillator signal generator. Heart beat rates are classified into a first, an intermediate and...
5928270 Method and apparatus for incremental cardioversion or defibrillation  
A method is provided for cardioverting or defibrillating a patient's heart. A plurality of electrodes is positioned on a plurality of different locations on the patient. Different sets of the...
5928271 Atrial anti-arrhythmia pacemaker and method using high rate atrial and backup ventricular pacing  
An atrial and ventricular pacemaker including an atrial pulse generator having the capability of delivering high rate atrial pacing pulses for electrophysiologic study and having the capability of...
Matches 151 - 200 out of 352 < 1 2 3 4 5 6 7 8 >