| Patent Number |
Title Of Patent |
Date Issued |
| RE38515 |
Atrial defibrillation system having patient selectable atrial fibrillation detection |
May 18, 2004 |
| An atrial defibrillation system includes an implantable atrial defibrillator having an atrial defibrillation detector for detecting atrial fibrillation and a cardioverter for cardioverting the atria of a heart. The implantable atrial defibrillator further includes a receiver for rece |
| RE34879 |
Implantable N-phasic defibrillator output bridge circuit |
March 14, 1995 |
| An output bridge circuit comprising four independently controlled transistors connected between first and second electrode terminals and a defibrillation capacitor. Two of the four transistors are driven by push-pull driver circuits and connected between the capacitor and the first a |
| D536793 |
Remote patient management communication device |
February 13, 2007 |
|
| D490525 |
Handheld pacemaker controller |
May 25, 2004 |
|
| 7412290 |
Seal for use with medical device and system |
August 12, 2008 |
| A seal adapted for use with medical devices is provided with a lead having a distal tip electrode. The distal tip of the lead is adapted for implantation on or about the heart and for connection to a system for monitoring or stimulating cardiac activity. The lead can include a fixati |
| 7412287 |
Automatic sensing vector selection for morphology-based capture verification |
August 12, 2008 |
| A system and method for verifying capture of the heart by one or more pacing pulses using an electrogram morphology-based technique. Capture is determined by comparing an evoked response electrogram recorded during a paced cycle with a template waveform representing a paced cycle in whic |
| 7409245 |
Variable antenna matching network for an implantable antenna |
August 5, 2008 |
| An implantable medical device may have an antenna for communication with external devices or other internal devices. Changes in the patient's body position, weight, composition or other factors may change the antenna efficiency and hinder communication. The disclosed circuit may auto |
| 7409244 |
Method and apparatus for adjusting interventricular delay based on ventricular pressure |
August 5, 2008 |
| A method and apparatus for pacing left and right ventricles of the heart involve measuring one or both of a right ventricular (RV) pressure and a left ventricular (LV) pressure, and computing a parameter developed from one or both of the RV and LV pressure measurements. The parameter is |
| 7408762 |
Method and apparatus for providing capacitor feedthrough |
August 5, 2008 |
| A capacitor feedthrough assembly with a cavity including a capacitor stack, including one or more substantially flat anode layers and one or more substantially flat cathode layers in a case with a cover, the case having a first opening sized for passage of the capacitor stack and a s |
| 7406349 |
Dynamic telemetry link selection for an implantable device |
July 29, 2008 |
| Communications with an implantable device are conducted using a physical telemetry link dynamically selected from multiple physical telemetry links based on selected criteria including, for example, bandwidth, security, data throughput, channel availability and reliability. |
| 7406348 |
System and method for displaying a histogram of cardiac events |
July 29, 2008 |
| Systems, devices and methods are provided for displaying statistical distributions of cardiac events. A device embodiment comprises circuitry adapted to communicate with a medical device that is adapted to acquire data regarding cardiac events occurring at two or more cardiac sites, and |
| 7405475 |
Method and system of tape automated bonding |
July 29, 2008 |
| A tape automated bonding (TAB) structure which includes a flex tape having a conductive lead pattern formed thereon. The conductive lead pattern includes a plurality of leads configured to form an inner lead bond (ILB) portion of the TAB structure. At least one of the plurality of leads |
| 7404802 |
Trending of systolic murmur intensity for monitoring cardiac disease with implantable device |
July 29, 2008 |
| Described is an implantable device configured to monitor for changes in the intensity and/or duration of a systolic murmur such as mitral regurgitation by means of an acoustic sensor. Such changes may be taken to indicate a change in a patient's heart failure status. Upon detection o |
| 7403818 |
System and method for cardiac rhythm management with synchronized pacing protection period |
July 22, 2008 |
| 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 triggered by the sensing of intrinsic activity in the paced chamber is used to inhibit pacing wit |
| 7403817 |
Method and apparatus for breaking pacemaker mediated bradycardia |
July 22, 2008 |
| A cardiac pacemaker programmed to pace in a demand mode with hysteresis is further programmed to recognize and correct a pacemaker mediated bradycardia. Such a pacemaker mediated bradycardia is the result of an idioventricular rhythm that occurs while hysteresis is operative and whic |
| 7400931 |
Devices and methods to stimulate therapeutic angiogenesis for ischemia and heart failure |
July 15, 2008 |
| A device that includes an electrical output channel adapted to deliver a sub-threshold voltage, a lead that includes a proximal end adapted to be electrically connected to the electrical output channel and a distal end adapted to be placed in the blood conduit where the distal end of the |
| 7400928 |
Methods and devices for detection of context when addressing a medical condition of a patient |
July 15, 2008 |
| Methods and devices detect context related to a patient when monitoring a physiological condition of the patient and/or when applying one or more modes of therapy. The context may be a patient context such as posture or an environmental context such as ambient conditions. The context may |
| 7400925 |
Ring connector for implantable medical devices |
July 15, 2008 |
| An electrical contact for use in the header assembly of an implantable tissue stimulator includes a metal housing having a base and a sidewall where the opening in the base is adapted to receive the terminal of a medical lead therethrough. An electrical contact support member is welded |
| 7396333 |
Prediction of disordered breathing |
July 8, 2008 |
| An approach for predicting disordered breathing involves detecting one or more conditions associated with disordered breathing. The detected conditions are compared to disordered breathing prediction criteria. A prediction of disordered breathing is performed based on the comparison |
| 7395117 |
Implantable medical device having long-term wireless capabilities |
July 1, 2008 |
| A medical device is capable of utilizing a pervasive wireless communications network, such as a digital wireless telephone network, personal communication services network or pager network, to directly communicate with a host computer without the need for a repeater device. The devic |
| 7392095 |
Extendable and retractable lead having a snap-fit terminal connector |
June 24, 2008 |
| A lead having an extendable and retractable fixation mechanism has a rotating terminal pin at the terminal end which rotates the fixation mechanism at the distal end. As the terminal pin is rotated, the fixation mechanism is extended or retracted from the distal end of the lead. A th |
| 7392094 |
Implantable lead for septal placement of pacing electrodes |
June 24, 2008 |
| A pacing lead having a lead body configured into a pre-formed J-shape. The lead includes a pacing electrode coupled to an intermediate portion of the lead body and located distally from a bottom of the pre-formed J-shape. The lead is adapted to be placed within a heart in a J-shaped |
| 7392092 |
Method and apparatus for operating a diversity antenna system for communicating with implantable |
June 24, 2008 |
| A far-field radio frequency (RF) telemetry system for communicating with an implantable medical device includes a diversity antenna system. Multi-frame messages each including multiple outgoing data frames are transmitted to the implantable medical device. In response, the implantabl |
| 7392090 |
Data logging system for implantable medical device |
June 24, 2008 |
| A data logging system and method in which an implantable medical device transmits logged data to an external data logging device with low energy potential signals. The implantable device generates potential signals modulated with digitally encoded data by operating a current source to |
| 7392088 |
Capture detection for multi-chamber pacing |
June 24, 2008 |
| 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 described. Pacing pulses are delivered to left and right heart chambers during a cardia |
| 7392087 |
Method and apparatus for adjusting the sensing threshold of a cardiac rhythm management device |
June 24, 2008 |
| A method and apparatus for automatically adjusting the sensing threshold of cardiac rhythm management devices. The invention is particularly suited for implementation in devices such as implantable cardiac pacemakers and implantable cardioverter/defibrillators. A method and apparatus |
| 7392086 |
Implantable cardiac device and method for reduced phrenic nerve stimulation |
June 24, 2008 |
| Methods and devices for reducing phrenic nerve stimulation of cardiac pacing systems involve delivering a pacing pulse to a ventricle of a heart. A transthoracic impedance signal is sensed, and a deviation in the signal resulting from the pacing pulse may be used to determine phrenic |
| 7392084 |
Demand-based cardiac function therapy |
June 24, 2008 |
| 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 intervals or upon command from an external programmer. Measurements related to hemodynamic pe |
| 7392083 |
System and method for timing synchronized pacing |
June 24, 2008 |
| 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 particularly useful in delivering cardiac resynchronization therapy. |
| 7392081 |
Subcutaneous cardiac stimulator employing post-shock transthoracic asystole prevention pacing |
June 24, 2008 |
| 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 to terminate detected cardiac asystole using residual energy from a defibrillation ene |
| 7389143 |
Cardiopulmonary functional status assessment via metabolic response detection by implantable car |
June 17, 2008 |
| 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 by computing a minute ventilation response slope, defined as the ratio of an incremental |
| 7389141 |
Biatrial pacing optimization for biventricular pacing |
June 17, 2008 |
| A method or system for computing and/or setting optimal cardiac resynchronization pacing parameters is presented. Among the parameters which may be optimized in this manner are an atrio-ventricular delay interval, an inter-atrial interval and a biventricular offset interval. |
| 7389138 |
Electrode placement determination for subcutaneous cardiac monitoring and therapy |
June 17, 2008 |
| 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 are selected or rejected based on the level being within a limit. Electrodes may be re |
| 7388394 |
Multiple layer printed circuit board having misregistration testing pattern |
June 17, 2008 |
| A method of testing for misregistration in a multiple layer printed circuit board includes providing an electrical test pattern on one or more layers of the board, testing for an electrical signal between the test pattern and a test reference, and determining layer-to-layer misregist |
| 7387610 |
Thoracic impedance detection with blood resistivity compensation |
June 17, 2008 |
| This document discusses, among other things, a cardiac rhythm management device or other implantable medical device that uses thoracic impedance to determine how much fluid is present in the thorax, such as for detecting or predicting congestive heart failure, pulmonary edema, pleura |
| 7386345 |
Apparatus and method for temporary treatment of acute heart failure decompensation |
June 10, 2008 |
| A system for providing temporary therapy, such as cardiac resynchronization therapy, to a patient suffering a decompensation event. The system can include a device having an external module for generating electrical stimuli, a first lead coupled to the module and implanted into an at |
| 7386344 |
Pacer with combined defibrillator tailored for bradycardia patients |
June 10, 2008 |
| 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 example, its specificity exceeds 95%, or 99%, or even 99.5%. Sensitivity is programmed |
| 7384395 |
Detection of congestion from monitoring patient response to a recumbent position |
June 10, 2008 |
| Systems and methods obtain information that allows detection of whether a patient suffers from congestion by monitoring a response of the patient to a recumbent position of the patient's body. The patient may be monitored to determine a respiration pattern for a non-recumbent position |
| 7383088 |
Centralized management system for programmable medical devices |
June 3, 2008 |
| A centralized management system for medical devices includes a network, a central server coupled to the network, and a medical device programmer coupled to the network. The central server includes at least one prescription system for prescribing at least one programmable parameter of |
| 7383087 |
System and method for recovery from memory errors in a medical device |
June 3, 2008 |
| A system comprising an implantable medical device that comprises at least one electrical input to receive sensed electrical activity of a heart of a patient, a memory, and a controller circuit. The controller circuit is coupled to the electrical input and memory and is operable to enter |
| 7383086 |
Ventricular conduction delay trending system and method |
June 3, 2008 |
| A method and system for ascertaining the condition of the heart's conduction system in a patient treated for congestive heart failure with pacing therapy. In accordance with the invention, changes in ventricular activation patterns are monitored over time in order to detect changes in |
| 7379773 |
Method and apparatus for maintaining synchronized pacing |
May 27, 2008 |
| A device and method for cardiac rhythm management in which a cardiac site is paced in accordance with a pacing mode that employs sense signals from a different cardiac site. A protective period triggered by the sensing of intrinsic activity at the paced site is used to delay pacing by a |
| 7379771 |
Conduction based automatic therapy selection |
May 27, 2008 |
| 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 the therapy circuit. The controller circuit is operable to detect a ventricular tachycardia |
| 7378955 |
System and method for correlating biometric trends with a related temporal event |
May 27, 2008 |
| Systems and methods for correlating biometric trends with a related temporal event are disclosed. A preferred embodiment utilizes an implantable medical device comprising at least one sensor in electronic communication with a patient management system adapted to temporally analyze an |
| 7376464 |
Method and system for automatic anti-tachycardia pacing |
May 20, 2008 |
| A method and system for delivering anti-tachycardia pacing is disclosed. A cardiac rhythm management device, such as an implantable pacemaker having anti-tachycardia pacing capability, delivers anti-tachycardia pacing therapy in accordance with an anti-tachycardia pacing protocol upon |
| 7376463 |
Therapy control based on the rate of change of intracardiac impedance |
May 20, 2008 |
| A system comprising a medical device that includes an impedance measurement circuit adapted to be coupled to implantable electrodes to obtain an intracardiac impedance signal between electrodes, a therapy circuit operable to deliver a therapy to a subject, and a controller circuit co |
| 7376461 |
Dynamic mode switch for early detection of tachyarrhythmia |
May 20, 2008 |
| An algorithm executed in an implantable cardiac rhythm management device (CRMD) automatically adjusts the time that an atrial pace (AP) and/or a ventricular pace (VP) pulse is generated by a pulse generator when the expected time of occurrence of the AP pulse falls within a predetermined |
| 7375982 |
Thin film deposition as an active conductor and method therefor |
May 20, 2008 |
| A method includes populating components in a cavity of a substrate, disposing a polymer over the components and within the cavity. The polymer is cured and a thin film is formed on the polymer. In addition, a method includes forming an EMI shield within a medical device by depositing |
| 7375949 |
Method and apparatus for openings in a capacitor case |
May 20, 2008 |
| One embodiment of the present subject matter includes an apparatus which includes a capacitor stack, including at least one substantially planar capacitor electrode, a case having a first opening and a second opening, the first opening sized for passage of the capacitor stack, the second |
| 7373203 |
Cardiac rhythm management system with prevention of double counting of events |
May 13, 2008 |
| A cardiac rhythm management system recognizes patterns of interval durations, distinguishing between events in different heart chambers even though signals associated with those different heart chambers are processed using a commonly shared sensing circuit. A therapy delivery algorit |
