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Match Document Document Title
7620453 Implantable medical device with improved EMI filter  
An electromagnetic interference (EMI) filter is provided to attenuate potentially damaging high frequency electromagnetic interference from interfering with the operation of a hermetically sealed...
7616994 Fast post-antitachycardia pacing redetection algorithm  
A method comprising detecting a ventricular tachycardia heart rhythm in a patient, providing anti-tachycardia pacing (ATP) therapy to the patient in response to the ventricular tachycardia heart...
7610090 Implantable medical device with automatic sensing adjustment  
An implantable medical device system that senses physiologic processes via multiple sensor signal configurations. The device can further process the sensor configurations to obtain additional...
7610087 Implantable cardioverter defibrillator with automatic switching to a pre-set pacing mode following delivery of a shock  
An implantable cardiac stimulator, such as a cardioverter defibrillator, is operable in an autocapture mode. Following the delivery of a defibrillation or cardioversion shock, the stimulator...
7593771 Post-shock management of implantable cardiac device features  
Systems and methods of managing features or functions of an implantable cardiac device involve forming a baseline evoked response template prior to delivery of defibrillation therapy to a patient's...
7590445 Indirect mechanical medical therapy system  
A device and methods for automatically evaluating one or more patient physiological parameters and, upon determination that certain therapies are indicated, delivering therapeutic mechanical...
7580741 Method and device for determination of arrhythmia rate zone thresholds using a probability function  
A probability function for heart rate is determined using collected and measured heart rate values. One or more heart rate probability values are selected. Thresholds for arrhythmia rate zones are...
7574258 Cardiac therapy triggered by capture verification  
The present invention provides methods and systems for tachyarrhythmia therapy involving pacing the heart to prior to the application of a cardioversion/defibrillation shock. One or more pace...
7551962 Implantable medical device with voice responding and recording capacity  
An implantable medical device such as a cardiac pacemaker or implantable cardioverter/defibrillator with the capability of receiving communications in the form of speech spoken by the patient. An...
7551959 Cardiac rhythm management for fetal, neonatal, and/or pediatric patients  
A method including inserting an electrode into an umbilical vein, and advancing the electrode through the umbilical vein to a location near or in a heart. In an example, the electrode is inserted...
7536222 Nonvascular implantable defibrillator and method  
A power supply for an implantable cardioverter-defibrillator for subcutaneous positioning between the third rib and the twelfth rib and using a lead system that does not directly contact a...
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...
7532928 Atrial defibrillator  
An atrial defibrillator has a stimulation pulse generator to generate pacing pulses, a sensing stage for sensing intrinsic ventricular events, (an R-wave having an amplitude). It also includes a...
7522957 Defibrillation pacing circuitry  
Electrical circuit componentry is switchable into a defibrillator circuit to deliver a constant pacing current to a patient. The circuitry may include a constant current source inserted in a leg of...
7522956 Apparatus and method for treating ventricular tachyarrhythmias  
A system and method for selectively treating a ventricular tachycardia based on sensed atrial and ventricular intervals from the patient's heart. A detection window of the ten most recent atrial...
7519424 Intravascular medical device  
An implantable medical device is configured so that all of the major components including a housing and attached leads are disposed within the vasculature of a patient. A tether extends from the...
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...
7499747 External baroreflex activation  
Methods and systems for external baroreflex activation allow a physician to characterize a patient's response to baroreflex activation prior to providing baroreflex activation therapy. Methods...
7493161 System and method to deliver therapy in presence of another therapy  
Various aspects relate to a method. In various embodiments, a therapy of a first therapy type is delivered, and it is identified whether a therapy of a second therapy type is present to affect the...
7477942 ATP therapy for tachyarrhythmias in VF zone  
A method and apparatus for delivering therapy to treat ventricular tachyarrhythmias is described. A ventricular tachyarrhythmia can be classified into tachycardia or fibrillation zones using a rate...
7474920 Method and apparatus for delaying a ventricular tachycardia therapy  
A device and method to detect slow ventricular tachycardia, deliver anti-tachycardia pacing therapies, and delay a scheduled shock therapy if the ventricular tachycardia is not terminated or...
7467017 Implantable lead having articulated shocking coil  
An implantable lead is disclosed which includes an elongated lead body having opposed proximal and distal end portions. At least one defibrillation assembly is operatively associated with the...
7450995 Implantable cardiac stimulation device including an output circuit that provides arbitrarily shaped defibrillation waveforms  
An output circuit for use in an implantable cardiac defibrillation provides an output pulse having a waveform of virtually any desired shape. The device includes a sensing circuit that senses...
7447533 Implantable electronic medical device having an encapsulated optical transducer  
An implantable electronic device has a main housing with a leak-proof-sealed housing chamber containing electronic circuitry. An optical module is connected to the main housing, and has a module...
7392081 Subcutaneous cardiac stimulator employing post-shock transthoracic asystole prevention pacing  
Transthoracic cardiac stimulation therapies provide for detection and treatment of cardiac asystole subsequent to delivery of a defibrillation therapy. A pacing therapy is transthoracicly delivered...
7389139 Simplified defibrillator output circuit  
High side driver circuitry for a defibrillator circuit employs respective capacitors connected to respective gates of silicon controlled rectifiers serving as high side switches. Applying a voltage...
7389138 Electrode placement determination for subcutaneous cardiac monitoring and therapy  
Methods and devices of cardiac electrode placement involve locating electrodes on a thorax of a patient. Surface pacing levels are determined relative to a pacing limit. Surface electrode locations...
7386344 Pacer with combined defibrillator tailored for bradycardia patients  
A combination pacer/defibrillator is tailored for bradycardia patients. In one example, its shock-delivery specificity exceeds its sensitivity to shockable ventricular tachyarrhythmias. In another...
7386343 Spectrum-driven arrhythmia treatment method  
A method and apparatus for treating an arrhythmia is provided. The method includes the steps of: (a) sensing at least one electrical signal from the patient's heart; (b) calculating a frequency...
7383085 Subcutaneous implantable cardioverter/defibrillator  
Implantable cardioverter-defibrillators (ICDs) are disclosed that are entirely implantable subcutaneously with minimal surgical intrusion into the body of the patient and provide distributed...
7379771 Conduction based automatic therapy selection  
A system comprising an implantable medical device includes a ventricular heart signal sensing circuit, a pacing therapy circuit, and a controller circuit coupled to the signal sensing circuit and...
7376458 Method for defining signal templates in implantable cardiac devices  
Template formation methods for use in implantable cardiac rhythm management devices. In an illustrative method, a signal is captured signal an implanted cardiac rhythm management device, and...
7373207 Treatments for a patient with congestive heart failure  
The invention is directed to devices for two minimally invasive therapeutic procedures, particularly for patients with congestive heart failure. One procedure involves providing a valve to form a...
7363083 Flexible subcutaneous implantable cardioverter-defibrillator  
One embodiment of the present invention provides an implantable cardioverter-defibrillator for subcutaneous positioning over a patient's ribcage, the implantable cardioverter-defibrillator...
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...
7359754 Optional use of a lead for a unitary subcutaneous implantable cardioverter-defibrillator  
One embodiment of the present invention provides an implantable cardioverter-defibrillator for subcutaneous positioning over a patient's ribcage, the implantable cardioverter-defibrillator includes...
7336994 Control of atrial defibrillation therapy based on hemodynamic sensor feedback  
Control of defibrillation therapy delivered by implantable medical devices (IMDs) using hemodynamic sensor feedback is disclosed. The hemodynamic sensor feedback allows for increased control over...
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...
7308308 Method to monitor progression of atrial fibrillation and to detect its susceptibility for termination  
A method and apparatus for monitoring a patient's cardiac electrical activity is disclosed. The method includes determining a characteristic of the cardiac signals during a detected episode of...
7295872 System for and method of power efficient electrical tissue stimulation  
Circuitry for and method of power efficient operation of, and energy recovery from, tissue-stimulating electrodes having high charge capacities. Post-stimulation energy is recovered from the...
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...
7289847 Implantable cardiac device and method of treating atrial fibrillation  
An apparatus and method of treating atrial fibrillation (AF) are provided. The apparatus includes means for detecting AF in a heart of a patient, means for classifying the AF as one of a plurality...
7283872 Implantable medical device with ventricular pacing protocol  
An implantable medical device operates to promote intrinsic ventricular depolarization according to a pacing protocol. The medical device monitors the AV interval and adjusts the Ventricular Pacing...
7283865 Device and method for determining a cardiac condition using a complex signal formed from a detected cardiac signal  
In a device and a method for determining a cardiac condition from a detected cardiac signal, an input signal is formed from the detected cardiac signal and supplied to an analysis unit. The...
7277755 Subcutaneous cardiac stimulation device providing anti-tachycardia pacing therapy and method  
An implantable subcutaneous cardiac device includes at least two subcutaneous electrodes adapted for placement external to a heart beneath the skin of a patient. The device further includes an...
7277752 System for cardiac resuscitation  
A system and method for monitoring and controlling the therapy of a cardiac rhythm abnormality victim at a remote site by proving immediate access to a medical professional at a central station....
7277751 ECG/pacing electrodes  
A medical electrode assembly comprising a first electrically conductive element configured to be in electrical contact with the patient and to deliver a therapy pulse, a second electrically...
7277750 Method and apparatus for anti-tachycardia pacing and defibrillation  
An implantable cardioverter/defibrillator (ICD) includes an Anti-Tachycardia Pacing Before Charge (ATP-BC) mode according to which one or more high-voltage capacitors for storing defibrillation...
7266410 Method and system for the prediction of cardiac arrhythmias, myocardial ischemia, and other diseased condition of the heart associated with elevated sympathetic neural discharges  
Methods and systems are provided for determining an increased likelihood of the occurrence of a cardiac arrhythmia, myocardial ischemia, congestive heart failure and other diseased conditions of...
7266409 Method and apparatus for determining oversensing in a medical device  
A method and apparatus for determining oversensing in an implantable medical device that includes sensing a first cardiac signal and detecting cardiac events via a first electrode configuration,...
Matches 1 - 50 out of 351 1 2 3 4 5 6 7 8 >