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| Number | Title | Issue Date |
| 8185195 | Arrhythmia classification and therapy selection Different types of cardiac arrhythmia are classified based on the morphology of the arrhythmic beats. Cardiac beats associated with an arrhythmic episode are compared to a plurality of representative beat morphologies, each representative beat morphology characteriz... | 05/22/2012 |
| 8175701 | System and method for testing neural stimulation threshold Various system embodiments comprise a neural stimulator, a premature ventricular contraction (PVC) event detector, a heart rate detector, an analyzer, and a controller. The neural stimulator is adapted to generate a stimulation signal adapted to stimulate an autonom... | 05/08/2012 |
| 8170662 | Method and apparatus for charging partitioned capacitors One aspect of this disclosure relates to an apparatus for providing a selective capacitance. An embodiment of the apparatus includes a first and second capacitor in a stack, and a switching circuit connected between the first and second capacitors. The switching cir... | 05/01/2012 |
| 8170663 | Method and apparatus to control delivery of high-voltage and anti-tachy pacing therapy in an implantable medical device A system and method for delivering both anti-tachy pacing (ATP) therapy and high-voltage shock therapy in response to detection of abnormal cardiac rhythms is disclosed. The system controls the time between delivering ATP therapy and the charging of high-voltage cap... | 05/01/2012 |
| 8150509 | Systems and methods for drug therapy enhancement using expected pharmacodynamic models A system or method including a device configured to measure at least one pharmacological effect of a drug on a patient. The measured pharmacological effect is compared to an expected pharmacodynamic model. The system can allow for real-time monitoring of positive an... | 04/03/2012 |
| 8140153 | Cardiac tachyarrhythmia therapy selection based on patient response information Cardiac treatment methods and devices providing templates representative of past tachyarrhythmia events, each template associated with a therapy. A cardiac waveform is detected, and if it corresponds to a particular template associated with a previous therapy that w... | 03/20/2012 |
| 8135459 | Unitary subcutaneous only implantable cardioverter-defibrillator and optional pacer A unitary subcutaneous implantable cardioverter-defibrillator which has a long thin housing in the shape of a patient's rib. The housing contains a source of electrical energy, a capacitor, and operational circuitry that senses the presence of potentially fatal hear... | 03/13/2012 |
| 8133860 | Facilitation of resuscitation from cardiac arrest by erythropoietin The present invention relates generally to the use of erythropoietin (EPO) to facilitate resuscitation from cardiac arrest. For a mammalian subject suffering from cardiac arrest, concurrent administration of EPO with resuscitation after the onset of ventricular fibr... | 03/13/2012 |
| 8131359 | 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 therapy of the first therapy type. Delivery of the therapy is control... | 03/06/2012 |
| 8131360 | 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 energy are charged in preparation of delivering a defibrillation shock o... | 03/06/2012 |
| 8121680 | 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 arrhythmia detector that detects a sustained tachyarrhythmia of the heart... | 02/21/2012 |
| 8046061 | System and method for preventing recurrence of atrial tachyarrhythmia A system and method for providing pacing pulses after a cardioversion/defibrillation shock, where the pacing pulses have a pacing rate at an initial value. The pacing rate is decreased from the initial value until at least one intrinsic cardiac contraction is detect... | 10/25/2011 |
| 8046062 | 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 heart, and acquiring a post-shock evoked response signal subsequent ... | 10/25/2011 |
| 8041423 | System and method for testing neural stimulation threshold Various system embodiments comprise a neural stimulator, a premature ventricular contraction (PVC) event detector, a heart rate detector, an analyzer, and a controller. The neural stimulator is adapted to generate a stimulation signal adapted to stimulate an autonom... | 10/18/2011 |
| 8019415 | Cardiac stimulator with stimulation success monitoring An implantable cardiac stimulator having an at least partially electrically conductive housing, a ventricular stimulation unit connectable to left ventricular or right ventricular stimulation electrode and designed to generate ventricular stimulation pulses for stim... | 09/13/2011 |
| 7991467 | Remotely enabled pacemaker and implantable subcutaneous cardioverter/defibrillator system Subcutaneous Implantable cardioverter-defibrillators (SubQ ICDs) are disclosed that are entirely implantable subcutaneously with minimal surgical intrusion into the body of the patient and provide distributed cardioversion-defibrillation sense and stimulation electr... | 08/02/2011 |
| 7979122 | Implantable sudden cardiac death prevention device with reduced programmable feature set Preventing sudden cardiac death involves providing an implantable device configured to deliver only two forms of cardiac therapy, the two forms of cardiac therapy including an anti-tachyarrhythmia therapy and an asystole prevention pacing therapy. The tachyarrhythmi... | 07/12/2011 |
| 7970463 | Anti-tachyarrhythmia system with unified atrial tachyarrhythmia rate threshold A cardiac rhythm management (CRM) system includes an implantable cardioverter defibrillator (ICD) and an external system. The ICD includes a plurality of functional modules performing tachyarrhythmia classification and therapy control functions using atrial tachyarr... | 06/28/2011 |
| 7930022 | System and method to determine hemodynamic tolerability An implantable medical device detects a tachyarrhythmia of a heart. During the detected tachyarrhythmia, the device determines a local myocardial impedance. Using the local myocardial impedance, the device determines whether there is sufficient perfusion to the hear... | 04/19/2011 |
| 7908001 | Automatic multi-level therapy based on morphologic organization of an arrhythmia Methods and systems for selecting tachyarrhythmia therapy based on the morphological organization level of the arrhythmia are described. Morphological organization levels of arrhythmias are associated with cardiac therapies. The morphological organization levels are... | 03/15/2011 |
| 7904151 | Parasympathetic stimulation for treating ventricular arrhythmia Apparatus is provided including an implantable sensor, adapted to sense an electrical parameter of a heart of a subject, and a first control unit, adapted to apply pulses to the heart responsively to the sensed parameter, the pulses selected from the list consisting... | 03/08/2011 |
| 7894895 | System and method for testing neural stimulation threshold Various system embodiments comprise a neural stimulator, a premature ventricular contraction (PVC) event detector, a heart rate detector, an analyzer, and a controller. The neural stimulator is adapted to generate a stimulation signal adapted to stimulate an autonom... | 02/22/2011 |
| 7894893 | Arrhythmia classification and therapy selection Different types of cardiac arrhythmia are classified based on the morphology of the arrhythmic beats. Cardiac beats associated with an arrhythmic episode are compared to a plurality of representative beat morphologies, each representative beat morphology characteriz... | 02/22/2011 |
| 7894894 | Method and apparatus for detecting arrhythmias in a subcutaneous medical device A method and apparatus for detecting a cardiac event in a medical device that includes sensing cardiac signals from a plurality of electrodes, the plurality of electrodes forming a first sensing vector and a second sensing vector different from the first sensing vec... | 02/22/2011 |
| 7877138 | 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 energy are charged in preparation of delivering a defibrillation shock o... | 01/25/2011 |
| 7860565 | Defibrillator having a switched mode power supply for transcutaneous pacing A defibrillator for providing both defibrillating energy and pacing energy to a patient is described. In delivering the defibrillating energy, electrical energy is stored by a charge capacitor and the stored energy is then coupled to the patient to provide a defibri... | 12/28/2010 |
| 7840265 | Anti-tachyarrhythmia system with selectively activated detection enhancements A cardiac rhythm management (CRM) system includes an implantable cardioverter defibrillator (ICD) and an external system. The ICD detects a tachyarrhythmia episode and classifies the detected tachyarrhythmia episode using none, one, or more of detection enhancements... | 11/23/2010 |
| 7809439 | 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 spectrum of each electrical signal; (c) calculating a center frequency f... | 10/05/2010 |
| 7783349 | System and method for closed-loop neural stimulation Various system embodiments comprise a neural stimulator, a premature ventricular contraction (PVC) event detector, a heart rate detector, an analyzer, and a controller. The neural stimulator is adapted to generate a stimulation signal adapted to stimulate an autonom... | 08/24/2010 |
| 7774059 | Anterior positioning inactive housing 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... | 08/10/2010 |
| 7774058 | Anterior positioning on opposing sides of sternum 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... | 08/10/2010 |
| 7764997 | Method and apparatus for using atrial discrimination algorithms to determine optimal pacing therapy and therapy timing A system and method which employs atrial discrimination algorithms to distinguish between different atrial arrhythmias occurring in a patient for selecting an optimal pacing therapy corresponding to the type of arrhythmia identified. In response to the detection of ... | 07/27/2010 |
| 7761151 | Intermittent high-energy cardiac stimulation for therapeutic effect A device and method for delivering high-energy electrical stimulation to the heart in order to improve cardiac function in heart failure patients. The high-energy stimulation mimics the effects of exercise and improves symptoms even in patients who are exercise into... | 07/20/2010 |
| 7761150 | Method and apparatus for detecting arrhythmias in a medical device A method of detecting a cardiac event in a medical device that includes determining a first characteristic in response to cardiac signals sensed along a first sensing vector over a predetermined sensing window and in response to cardiac signals sensed along a second... | 07/20/2010 |
| 7756577 | Multi-modal 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 stimulations to tissue of the patient. The mechanical stimulations generall... | 07/13/2010 |
| 7742812 | Method and apparatus for detecting arrhythmias in a medical device A method of detecting a cardiac event that includes sensing cardiac signals from a plurality of electrodes, determining rates of change of the sensed cardiac signals, and determining a range of the sensed cardiac signals. The sensed cardiac signals are detected as b... | 06/22/2010 |
| 7734343 | Implantable intravascular device for defibrillation and/or pacing The present application describes an intravascular implantable pacing and/or defibrillation system. The described system includes a pulse generator that is implantable within a blood vessel and proportioned to blood flow through the blood vessel, and at least one le... | 06/08/2010 |
| 7725179 | Catheter, in particular for insertion of heart-pacemaker-or ICD-electrodes into a patient'body A catheter, in particular for insertion of heart-pacemaker- or ICD-electrodes into a patient's body, comprises a catheter wall and a reinforcement therein for stabilization of the catheter. The reinforcement is a profile element which is adjusted to the desired mech... | 05/25/2010 |
| 7720536 | Power supply for an implantable subcutaneous cardioverter-defibrillator A power supply for an implantable cardioverter-defibrillator for subcutaneous positioning between the third rib and the twelfth rib and for providing cardioversion/defibrillation energy to the heart, the power supply comprising a capacitor subsystem for storing the ... | 05/18/2010 |
| 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 switches from the autocapture mode to a post-shock mode, in which predeterm... | 10/27/2009 |
