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| Number | Title | Issue Date |
| 8190256 | Methods and devices for implementing time of day pacing adjustments Methods and systems are directed to delivering cardiac pacing therapy to a patient. A pacing therapy associated with one or more pacing parameters is delivered. Alternate cardiac pacing therapies associated with one or more alternate pacing parameters are transition... | 05/29/2012 |
| 8185199 | Monitoring physiological signals during external electrical stimulation Electrodes and circuitry for monitoring and stimulating the exterior of the human body, comprising delivering stimulation pulses to stimulation electrodes applied to the exterior of the body, detecting an electrical potential at monitoring electrodes applied to the ... | 05/22/2012 |
| 8180449 | Dual chamber pacemaker An implantable medical device and a method for operating such a device to provide cardiac pacing to the heart of a patient for pacing hearts of patients suffering from periodical or intermittent atrio-ventricular blocks, for example, AV block or HIS block. A control... | 05/15/2012 |
| 8175704 | Techniques for delivery of stem cell and related therapies to treat cardiac conditions An exemplary method includes acquiring cardiac electrical activity information; detecting cardiac events within the information including T waves, QRS complexes and/or P waves; and calling for delivery of matter to the heart during a period of time based on the card... | 05/08/2012 |
| 8175703 | Cardiac resynchronization therapy parameter optimization Systems and methods involve determination of CRT parameters using a number of CRT optimization processes. Each CRT optimization process attempts to return recommended parameters. The CRT parameters are determined based on the recommended parameters returned by one o... | 05/08/2012 |
| 8170666 | Method for scheduling atrial-ventricular conduction checks in minimum ventricular pacing A medical device and associated method deliver cardiac pacing in a dual chamber pacing mode and schedule an atrial-ventricular (AV) conduction check during the dual chamber pacing mode to detect the presence of AV conduction. If AV conduction is detected during the ... | 05/01/2012 |
| 8170667 | Implantable cardiac monitor upgradeable to pacemaker or cardiac resynchronization device An implantable cardiac monitor upgradeable to an implantable pacemaker or an implantable cardiac resynchronization device allows the use of a single implantable medical device for monitoring cardiac conditions and later, if needed, for cardiac pacing. The implantabl... | 05/01/2012 |
| 8170664 | Monitoring heart disease using implantable sensors and slopes determined therefrom Specific embodiments of the present invention use an implanted sensor, during a period of time, to measure a physiologic property when the patient's heart is not stressed, and when the patient's heart is stressed. A slope is determined, where the slope is indicative... | 05/01/2012 |
| 8170665 | Quantum dot labeled stem cells for use in providing pacemaker function The present invention provides methods and compositions relating to the labeling of target cells with nanometer scale fluorescent semiconductors referred to as quantum dots (QDs). Specifically, a delivery system is disclosed based on the use of negatively charged QD... | 05/01/2012 |
| 8165674 | Methods and apparatus to increase secretion of endogenous naturetic hormones A method and apparatus for treatment of heart failure by increasing secretion of endogenous naturetic hormones ANP and BNP such as by stimulation of the heart atria. Heart pacing is done at an atrial contraction rate that is increased and can be higher than the vent... | 04/24/2012 |
| 8160701 | Systems and methods for delivering vagal nerve stimulation According to various method embodiments, a person is indicated for a therapy to treat a cardiovascular disease, and the therapy is delivered to the person to treat the cardiovascular disease. Delivering the therapy includes delivering a vagal stimulation therapy (VS... | 04/17/2012 |
| 8160702 | Method for digital cardiac rhythm management A cardiac rhythm management apparatus includes a proximal housing, a distal housing and a lead. The proximal housing includes a first energy storage device. The distal module is implantable within a patient's heart, and includes a second energy storage device, at le... | 04/17/2012 |
| 8160700 | Adaptive single site and multi-site ventricular pacing An exemplary method includes delivering a cardiac pacing therapy using an electrode configuration for left ventricular, single site pacing or left ventricular, multi-site pacing, measuring a series of interventricular conduction delays using the left ventricular pac... | 04/17/2012 |
| 8155739 | Cardiac resynchronization therapy optimization using mechanical dyssynchrony and shortening parameters from realtime electrode motion tracking Therapy optimization includes tracking electrode motion using an electroanatomic mapping system and generating, based on tracked electrode motion, one or more mechanical dyssynchrony metrics to thereby guide a clinician in therapy optimization (e.g., via optimal ele... | 04/10/2012 |
| 8155740 | Constant current pacing apparatus and pacing method A constant current pacing apparatus and method for pacing uses, for example, H-bridge circuitry and a constant current source connected to the H-bridge circuitry. ... | 04/10/2012 |
| 8150513 | Method and apparatus for assessing left ventricular function and optimizing cardiac pacing intervals based on left ventricular wall motion A system and method for monitoring left ventricular (LV) lateral wall motion and for optimizing cardiac pacing intervals based on left ventricular lateral wall motion is provided. The system includes an implantable or external cardiac stimulation device in associati... | 04/03/2012 |
| 8145304 | Neural stimulation system for cardiac fat pads Various aspects relate to a device which, in various embodiments, comprises a header, a neural stimulator, a detector and a controller. The header includes at least one port to connect to at least one lead, and includes first and second channels for use to provide n... | 03/27/2012 |
| 8145305 | Subcutaneous defibrillator implantation without fluoroscopy A subcutaneous cardiac device includes a subcutaneous electrode and a housing coupled to the subcutaneous electrode by a lead with a lead wire. The subcutaneous electrode is adapted to be implanted in a frontal region of the patient so as to overlap a portion of the... | 03/27/2012 |
| 8140155 | Intermittent pacing therapy delivery statistics This document discusses, among other things, an apparatus comprising an implantable cardiac depolarization sensing circuit, an electrical stimulation circuit, and a pacing mode controller. The pacing mode controller is configured to deliver pacing therapy according ... | 03/20/2012 |
| 8135464 | Painless ventricular rate control during supraventricular tachycardia In various embodiments of the present invention, lower amplitude high frequency burst stimulation of cardiac fat pad(s) innervating the AV node and/or ventricle tissue performed in conjunction with ventricular pacing during refractory period is used to reduce the ve... | 03/13/2012 |
| 8135465 | System providing ventricular pacing and biventricular coordination A cardiac rhythm management system includes techniques for computing an indicated pacing interval, AV delay, or other timing interval. In one embodiment, a variable indicated pacing interval is computed based at least in part on an underlying intrinsic heart rate. T... | 03/13/2012 |
| 8135463 | Algorithm for the automatic determination of optimal AV and VV intervals Methods and devices for determining optimal Atrial to Ventricular (AV) pacing intervals and Ventricular to Ventricular (VV) delay intervals in order to optimize cardiac output. Impedance, preferably sub-threshold impedance, is measured across the heart at selected c... | 03/13/2012 |
| 8131362 | Combined neural stimulation and cardiac resynchronization therapy Methods and devices for delivering cardiac therapy to a patient are provided. Various implantable device embodiments comprise a plurality of leads and a controller. The leads include at least one lead to be positioned within a lead path to deliver ventricular pacing... | 03/06/2012 |
| 8131361 | System and method for setting atrioventricular pacing delays based on far-field atrial signals An intrinsic inter-atrial conduction delay is determined by a pacemaker or implantable cardioverter-defibrillator based, at least in part, on far-field atrial events sensed using ventricular pacing/sensing leads. An atrioventricular pacing delay is then set based on... | 03/06/2012 |
| 8126547 | Method and apparatus for adjustment of sequential biventricular pacing parameters A method and system are disclosed for setting the pacing parameters utilized by an implantable cardiac device in delivering cardiac resynchronization therapy. The system may, in different embodiments, be implemented in programming of the implantable device and an ex... | 02/28/2012 |
| 8126549 | Cardiac protection system and method A cardiac ischemic protection system and method for conditioning a patient's heart is provided. The method can include detecting acute myocardial infarction, angina pectoris, silent ischemia, or stunning and providing closed-loop dyssynchronous pacing to the patient... | 02/28/2012 |
| 8126550 | Methods and devices involving automatic atrial blanking During a period of time comprising a plurality of cardiac cycles, a time relationship between ventricular events and atrial detections is established. Based on the relationship, a post-ventricular atrial refractory period is defined. The period includes an absolute ... | 02/28/2012 |
| 8126551 | AV delay features An atrial event and a ventricular event can be received, and an atrioventricular (AV) delay can be provided using information about the atrial and ventricular events. The AV delay can be increased after a first condition is satisfied to allow a heart to regain intri... | 02/28/2012 |
| 8126548 | Closed loop impedance-based cardiac resynchronization therapy systems, devices, and methods This document discusses, among other things, systems, devices, and methods measure an impedance and, in response, adjust an atrioventricular (AV) delay or other cardiac resynchronization therapy (CRT) parameter that synchronizes left and right ventricular contractio... | 02/28/2012 |
| 8121684 | Method and apparatus for minimizing post-infarct ventricular remodeling A cardiac rhythm management device is configured to deliver pre-excitation pacing to one or more sites in proximity to an infarcted region of the ventricular myocardium. The pre-excitation pacing in conjunction with counterpulsation therapy serves to either prevent ... | 02/21/2012 |
| 8121686 | Cardiac rhythm management system selecting between multiple same-chamber electrodes for delivering cardiac therapy A cardiac rhythm management system selects one of multiple electrodes associated with a particular heart chamber based on a relative timing between detection of a depolarization fiducial point at the multiple electrodes, or based on a delay between detection of a de... | 02/21/2012 |
| 8121685 | Method and system for delivering cardiac resynchronization therapy with variable atrio-ventricular delay A pacing system computes optimal cardiac resynchronization pacing parameters using intrinsic conduction intervals. In various embodiments, values for atrio-ventricular delay intervals are each computed as a function of an intrinsic atrio-ventricular interval and a p... | 02/21/2012 |
| 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 of resynchronization pacing parameters and/or to monitor the effectiv... | 02/14/2012 |
| 8108043 | Method and system for detecting and treating junctional rhythms A method and an apparatus for treating cardiac arrhythmias are provided. An interval between first and second consecutive beats of a heart, having first and second chamber types, is determined. The heart is paced at a first rate if the first beat is from the first c... | 01/31/2012 |
| 8103343 | Automatic modulation of pacing timing intervals using beat to beat measures Methods and systems to modulate timing intervals for pacing therapy are described. For each cardiac cycle, one or both of an atrioventricular (A-V) timing interval and an atrial (A-A) timing interval are modulated to oppose beat-to-beat ventricular (V-V) timing vari... | 01/24/2012 |
| 8099164 | Selectively implementable digital signal processing circuit for an implantable medical device Embodiments of the invention include an implantable medical device having a digital signal processing circuit associated with an implantable medical device function. The digital signal processing circuit can be selectively implementable according to the clinical nee... | 01/17/2012 |
| 8099165 | Expert system and method A medical device programmer and a method of operation in which a first data value is received and used in the execution of one or more algorithms. One or more suggested pulse generator settings are calculated from the one or more algorithms based on the first data v... | 01/17/2012 |
| 8095215 | Multipolar guide wire and electrode line Electrode arrangement for an electrical stimulation device, having electrode line (10) with electrical connection at proximal end of electrode line and with plurality of conductive surface areas (14, 16) in region of distal end of electrode line for em... | 01/10/2012 |
| 8086308 | Implantable medical device for identifying and managing intrinsic reentrant tachycardia An implantable medical device is provided that comprises a pulse generator that provides atrial and ventricular pacing pulses on demand. The pulse generator times delivery of the ventricular pacing pulses based on an AV pacing interval. The device also includes an A... | 12/27/2011 |
| 8078276 | Electrogram morphology-based CRT optimization A method and system for determining an optimum atrioventricular delay (AVD) interval and/or ventriculo-ventricular delay (VVD) intervals for delivering ventricular resynchronization pacing in an atrial tracking or atrial sequential pacing mode. Evoked response elect... | 12/13/2011 |
