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| Number | Title | Issue Date |
| 8190254 | Defibrillator A defibrillator for external application to a patient. The defibrillator includes a power storage unit for supplying a defibrillation shock. The power storage unit has a capacitor unit encompassing at least one capacitor. In order to adjust a defibrillation treatmen... | 05/29/2012 |
| 8185198 | Method and devices for performing cardiac waveform appraisal Implementations of various technologies described herein are directed toward a sensing architecture for use in cardiac rhythm management devices. The sensing architecture may provide a method and means for certifying detected events by the cardiac rhythm management ... | 05/22/2012 |
| 8185196 | PCB blade connector system and method The connector between the patient electrode pads and the base unit of an automatic external defibrillator (AED) system can be formed by capturing a printed circuit board (PCB) within a connector housing. The PCB can have conductive metal traces that serve as the con... | 05/22/2012 |
| 8185197 | Identifying the usage status of a defibrillation pad assembly The connector between the patient electrode pads and the base unit of an automatic external defibrillator (AED) system can be formed by capturing a printed circuit board (PCB) within a connector housing. The PCB can have conductive metal traces that serve as the con... | 05/22/2012 |
| 8175702 | Method for low-voltage termination of cardiac arrhythmias by effectively unpinning anatomical reentries A method for extinguishing a cardiac arrhythmia utilizes destructive interference of the passing of the reentry wave tip of an anatomical reentry through a depolarized region created by a relatively low voltage electric field in such a way as to effectively unpin th... | 05/08/2012 |
| 8165671 | Automatic therapy advisor A method of automatically determining which type of treatment is most appropriate for (or the physiological state of) a patient. The method comprises transforming one or more time domain measurements from the patient into frequency domain data representative of the ... | 04/24/2012 |
| 8165673 | Devices, systems and methods for characterization of ventricular fibrillation and for treatment of ventricular fibrillation A defibrillation system for use in treatment of ventricular fibrillation includes at least one sensor to measure heart rhythm; at least one applicator to apply a defibrillation pulse to a patient; and at least one processor in communication with the sensor and the a... | 04/24/2012 |
| 8165672 | Therapeutic method with pain relief A desired effect is produced by therapeutically activating tissue at a first site within a patient's body and a corresponding undesired side effect is reduced by blocking activation of tissue or conduction of action potentials at a second site within the patient's b... | 04/24/2012 |
| 8160697 | Method for adapting charge initiation for an implantable cardioverter-defibrillator Adaptive methods for initiating charging of the high power capacitors of an implantable medical device for therapy delivery after the patient experiences a non-sustained arrhythmia. The adaptive methods adjust persistence criteria used to analyze an arrhythmia prior... | 04/17/2012 |
| 8160698 | CPR sensitive ECG analysis in an automatic external defibrillator An automatic external defibrillator including: a sensor for detecting when a rescuer is delivering a CPR chest compression to the patient; electrodes for application to the thorax of the patient for delivering a defibrillation shock to the patient and for detecting ... | 04/17/2012 |
| 8160699 | Cardioverter-defibrillator having a focused shocking area and orientation thereof One embodiment of the present invention provides an implantable cardioverter defibrillator for subcutaneous positioning between the third rib and the twelfth rib within a patient, the implantable cardioverter-defibrillator including a housing; an electrical circuit ... | 04/17/2012 |
| 8145301 | Blending cardiac rhythm detection processes Systems and methods are described for classifying a cardiac rhythm. A cardiac rhythm is classified using a classification process that includes a plurality of cardiac rhythm discriminators. Each rhythm discriminator provides an independent classification of the card... | 03/27/2012 |
| 8145300 | Simplified biphasic defibrillator circuit with make-only switching A biphasic pulse delivery circuit for a defibrillator includes two capacitors, a first one of which is charged and delivers the first phase of the biphasic pulse and a second one of which is charged and delivers the second phase of the biphasic pulse. At least a por... | 03/27/2012 |
| 8145302 | Method and system to estimate defibrillation thresholds A method and system are provided to determine a defibrillation threshold (DFT). The method and system determine local conduction (LC) information for at least one LV region of the heart, and designate a ULV pacing electrode, where the ULV pacing electrode is located... | 03/27/2012 |
| 8145303 | Methods and apparatus for treating fibrillation and creating defibrillation waveforms Methods and apparatus for treating fibrillation utilize biphasic waveforms. A cardiac stimulator includes a defibrillation circuit that uses a pulse width modulated capacitive discharge to generate various biphasic waveforms, one or more of which may be delivered to... | 03/27/2012 |
| 8135460 | Medical device with resuscitation prompts depending on elapsed time Methods and apparatus are provided for determining a defibrillation treatment protocol in an external defibrillator using a measurement of elapsed time. The present invention provides a defibrillator with a timer function. Upon activation of the defibrillator, an in... | 03/13/2012 |
| 8135461 | Patient controlled atrial shock therapy An implanted cardiac device detects an atrial arrhythmia and provides periodically updated atrial arrhythmia status as long as the arrhythmia is ongoing. A patient may request an indication of ongoing atrial arrhythmia status from external to the patient using a pat... | 03/13/2012 |
| 8121681 | Cooperating defibrillators and external chest compression devices Devices, methods, and software implementing those methods for providing communicating external chest compression (ECC) devices and defibrillation (DF) devices, where the ECC and DF devices can be physically separate from each other. Both ECC and DF devices are able ... | 02/21/2012 |
| 8121682 | Combined hemodynamic and EGM-based arrhythmia detection A medical device and associated method for detecting arrhythmias that includes sensing cardiac electrical signals and cardiac hemodynamic signals, determining a long-term baseline hemodynamic measurement in response to a plurality of the sensed cardiac hemodynaic si... | 02/21/2012 |
| 8116864 | Assessing medical electrode condition An apparatus and techniques for determining whether a medical electrode, such as a defibrillation electrode coupled to an automated external defibrillator, is in a condition for replacement. The determination can be made as a function of one or more data. In one exe... | 02/14/2012 |
| 8116865 | Defibrillation shock output circuit This document discusses, among other things, techniques for generating and delivering a high voltage defibrillation shock using an implantable cardiac rhythm management device. An output energy delivery bridge can be programmed to provide desired shock vectors or po... | 02/14/2012 |
| 8116863 | System and method for effectively indicating element failure or a preventive maintenance condition in an automatic external defibrillator (AED) Battery powered systems with long standby times, such as automatic external defibrillators (AEDs), may be required to indicate their operational status to a user by blinking lights or sounding speakers or buzzers. These active status indication activities consume po... | 02/14/2012 |
| 8112150 | Optimization of pacemaker settings The system provides information to facilitate efficient optimization of programmer settings for cardiac pacemakers. It uses simultaneous measurement of a patient's electrocardiogram and peripheral blood pressure waveform in order to calculate, in real-time, a value ... | 02/07/2012 |
| 8103342 | Therapy-selection methods for implantable heart monitors An implantable heart-monitoring device comprising one or more leads for sensing electrical signals of a patient's heart a therapy circuit for delivering pharmaceuticals to the patient; and a monitoring circuit coupled to the one or more leads and to the therapy circ... | 01/24/2012 |
| 8099163 | Automated defibrillator One aspect relates to defibrillating an individual potentially in an absence of any human assistance including that from the individual. Another aspect relates to positioning an electrode in electrical proximity to an individual when the individual is in an unusual ... | 01/17/2012 |
| 8090441 | Defibrillators customized for anticipated patients An external defibrillator is customized for at least one person, i.e., an anticipated patient, through creation of a profile for the anticipated patient that allows the defibrillator and users of the defibrillator to provide customized treatment to the patient. ... | 01/03/2012 |
| 8090438 | Method of implanting a subcutaneous defibrillator A subcutaneous implantable cardioverter-defibrillator is disclosed which has an electrically active canister which houses a source of electrical energy, a capacitor, and operational circuitry that senses the presence of potentially fatal heart rhythms. At least one ... | 01/03/2012 |
| 8090437 | Method and apparatus for testing an alternating current power source for defibrillation compatibility A device tests a circuit that is a source of alternating current by measuring at least one electrical parameter of the circuit to determine whether the circuit is able to provide adequate energy for defibrillation by an external defibrillator. The device may test th... | 01/03/2012 |
| 8090440 | Defibrillators customized for anticipated patients An external defibrillator is customized for at least one person, i.e., an anticipated patient, through creation of a profile for the anticipated patient that allows the defibrillator and users of the defibrillator to provide customized treatment to the patient. The ... | 01/03/2012 |
| 8090439 | Defibrillators customized for anticipated patients An external defibrillator is customized for at least one person, i.e., an anticipated patient, through creation of a profile for the anticipated patient that allows the defibrillator and users of the defibrillator to provide customized treatment to the patient. The ... | 01/03/2012 |
| 8086307 | Terminating tachyarrhythmias This disclosure is directed to techniques for treating tachyarrhythmias, such as atrial or ventricular fibrillation, in which a number of electrodes are employed to deliver electrical stimulation to a patient's heart in a manner designed to terminate the tachyarrhyt... | 12/27/2011 |
| 8086306 | OTC automatic external defibrillator with quick install battery An automatic external defibrillator is shipped from the manufacturer with the battery installed in the battery compartment of the AED. During shipment a removable tab is located between a battery terminal and an electrical contact inside the battery compartment. Upo... | 12/27/2011 |
| 8064995 | Pulse sensors A method of operating an automated external defibrillator, the method being implemented by circuitry and one or more processors of the defibrillator, comprising monitoring a pulse signal from the patient; monitoring an ECG signal from the patient; determining whethe... | 11/22/2011 |
| 8060198 | Method and apparatus for generating a composite farfield electrogram Method and apparatus that uses dual-chamber (RA-RV), three-chamber (BiA-RV, or RA-BiV), or four-chamber (BiA-BiV) implantable cardiac devices including pacemakers, defibrillators and cardioverters, which stimulate cardiac tissue electrically to control the patient's... | 11/15/2011 |
| 8060199 | CPR time indicator for a defibrillator data management system A system is disclosed wherein patient data, such as an electrocardiogram (“ECG”) signal or a chest impedance measurement signal, collected by a defibrillator device during a resuscitation event is analyzed and processed by a computing device to provide an assess... | 11/15/2011 |
| 8060197 | Parasympathetic stimulation for termination of non-sinus atrial tachycardia Apparatus is provided, which includes an electrode device, configured to be coupled to an atrial site of a subject containing parasympathetic nervous tissue, and a control unit. The control unit is configured to, responsively to a detection of an episode of non-sinu... | 11/15/2011 |
| 8050755 | Delay to therapy following patient controlled atrial shock therapy request An implantable cardiac device detects a patient therapy request originating from external to the implantable device. A shock therapy delay period is timed in response to the detection of the patient therapy request. Atrial shock therapy is provided to the patient af... | 11/01/2011 |
| 8050754 | Method for discriminating between ventricular and supraventricular arrhythmias The present invention is directed toward a detection architecture for use in implantable cardiac rhythm devices. The detection architecture of the present invention provides methods and devices for discriminating between arrhythmias. Moreover, by exploiting the enha... | 11/01/2011 |
| 8036742 | Apparatus and methods for fibrillation and defibrillation The invention is directed to techniques for attempting to restore a patient to a normal sinus rhythm. In a patient experiencing asystole or pulseless electrical activity, defibrillation therapy may be ineffective. The invention is directed to techniques for deliveri... | 10/11/2011 |
| 8036743 | Automated optimization of multi-electrode pacing for cardiac resynchronization One embodiment of the present invention provides a system for automatically optimizing CRT procedures using a multi-electrode pacing lead. During operation, the system performs a first set of iterations to select one or more satellites on one or more pacing leads in... | 10/11/2011 |
