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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...
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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....
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7277753 |
Defibrillator
A defibrillator incorporates an analyser ( 2 ) arranged to receive signals from a patient's heart (such as from electrode pads ( 6 ) placed on the patient's chest). A charging circuit ( 4 ) enables...
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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...
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7274962 |
Subcutaneous electrode with improved contact shape for transthoracic conduction
Electrical cardiac therapy devices including electrode assemblies having openings for receiving an electrode insertion tool, and methods of inserting such electrode assemblies. The opening(s) are...
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7272441 |
External defibrillator and methods for operating the external defibrillator
Methods and apparatus are provided for minimizing the inherent time delays within external defibrillators and allowing operators to administer CPR therapy as close in time as possible to the...
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7269454 |
Methods and devices to guide therapy for ventricular fibrillation based on waveform analysis and survival benefit analysis
A method of determining a state of ventricular fibrillation from a waveform, includes: performing calculations on the Fourier transform of the waveform voltage values by using the quotient of the...
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7257440 |
Multilingual defibrillator
This invention relates to an external defibrillator whose language of operation can be easily changed when the defibrillator is deployed for use. Defibrillators include, manual defibrillators,...
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7251123 |
Smaller electrolytic capacitors for implantable defibrillators
Implantable defibrillators are implanted into the chests of patients prone to suffering ventricular fibrillation, a potentially fatal heart condition. A critical component in these devices is an...
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7248920 |
Apparatus and method for exercising a battery for an implantable medical device
A method and apparatus exercise a battery of an implantable medical device by determining whether a film is disposed on a portion of an electrode of a battery, discharging the battery a sufficient...
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7248921 |
Method and devices for performing cardiac waveform appraisal
The present invention is directed toward a sensing architecture for use in cardiac rhythm management devices. The sensing architecture of the present invention provides a method and means for...
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7245964 |
Annotating an audio recording during a medical emergency
Techniques for managing recording of audio during a medical emergency are presented. An audio recorder may selectively record audio at selected time during the medical emergency, and generate...
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7245974 |
Defibrillation electrode pad assembly including CPR pad
Electrode assemblies are provided, in which a pair of electrodes is joined by a central member. In some implementations, the electrode assemblies are foldable, and are configured to facilitate...
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7242979 |
External defibrillator and methods for operating the external defibrillator
Methods and apparatus are provided for minimizing the inherent time delays within external defibrillators. The methods and apparatuses utilize timing schemes for initiation and completion of...
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7242978 |
Method and apparatus for generating a template for arrhythmia detection and electrogram morphology classification
An implantable medical device and associated method for automatically generating morphology templates during fast cardiac rhythms, confirming a provisional template as a confirmed template, and...
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7239925 |
Subcutaneous electrode for transthoracic conduction with improved installation characteristics
Electrical cardiac therapy devices including lead electrode assemblies for implantation into a patient comprising an electrode having a first face and a second face, and an appendage extending...
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7236819 |
Separation of a subcutaneous cardiac signal from a plurality of composite signals
A cardiac monitoring and/or stimulation method and systems provide monitoring, defibrillation and/or pacing therapies, including systems detecting and/or treating cardiac arrhythmia. A system...
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7229402 |
Minimally invasive ventricular assist technology and method
The present invention is a cardiac-assist device and technique used to maintain a patient's cardiac output when normal cardiac output is insufficient. Blood is removed from a selected ventricle...
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7231247 |
Defibrillators
Defibrillators are provided that include a passive airway support device.
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7225018 |
Flyback transformer wire attach method to printed circuit board
A method of forming a surface mount transformer. The method comprises winding insulated wire around a magnetic core to form at least one secondary transformer coil, winding insulated wire around...
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7225017 |
Parasympathetic nerve stimulation for ICD and/or ATP patients
Exemplary methods for increasing efficiency and/or increasing success of terminating ventricular tachyarrhythmia. An exemplary method includes stimulation of a parasympathetic nerve before, during...
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7221556 |
Implantable medical device with a capacitor that includes stacked anode and cathode foils
In one aspect, a method of interconnecting two or more foils of a capacitor, the method comprising connecting together one or more anode connection members of one or more anode foils and one or...
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7220235 |
Method and apparatus for enhancement of chest compressions during CPR
An apparatus for assisting a rescuer in performing chest compressions during CPR on a victim, the apparatus comprising a pad or other structure configured to be applied to the chest near or at the...
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7218963 |
Fencing of cardiac muscles
An apparatus for blocking the electric activity of an area of tissue, comprises circuitry (S) for creating a long non-excitatory electric signal between at least two points (R 1 , R 2 ) located in...
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7212133 |
Telemetry module with configurable data layer for use with an implantable medical device
Disclosed is a method and apparatus for configuring an external device so that may communicate with and an implantable medical device in accordance with a desired telemetry protocols. The external...
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7209785 |
Apparatus and method for R-wave detection with dual dynamic sensitivities
An apparatus and method for delivering electrical shock therapy in order to treat atrial tachyarrhythmias such as fibrillation utilizes a dynamically varying threshold to detect R-waves and...
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7209784 |
High power implantable battery with improved safety and method of manufacture
Implantable medical devices in embodiments of the invention may include one or more of the following features: (a) a hermetic enclosure, (b) a low-power control circuit located in the enclosure,...
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7209783 |
Ablation stent for treating atrial fibrillation
An apparatus and method for treating atrial fibrillation with ablation therapy in which a stent is deployed within a pulmonary vein and tissue surrounding the stent is ablated with radiofrequency...
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7203538 |
Pacing therapy for extending atrial refractory period
A device and method are presented for prolonging the atrial effective refractory period with pacing therapy. Such refractory period prolongation renders the atrial tissue less susceptible to the...
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7203547 |
System and method of implementing a prophylactic pacer/defibrillator
The prophylactic pacer/defibrillator is configured to deliver shocking therapy in response to a single episode of ventricular fibrillation, as well as delivering otherwise conventional pacing...
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7203550 |
Implantable medical device with a current generated for infection control
In a cardiac stimulating device, an infection control current is generated and applied to a subject in whom a medical device is implanted by completing a circuit including an entirely electrically...
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7200434 |
Control of arbitrary waveforms for constant delivered energy
The present invention outlines structures and methods for delivering a controllable amount of energy to a patient by automatically compensating for the load impedance detected by an...
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7199995 |
Feedthrough filter capacitor assembly with internally grounded hermetic insulator
A feedthrough filter capacitor assembly includes a conductive terminal pin which extends through a first passageway of a capacitor in conductive relation with a first set of electrode plates, and...
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7197360 |
Methods and systems for using an inductor to increase capacitor reformation efficiency in an implantable cardiac device (ICD)
Methods and systems for increasing capacitor reformation efficiency in an implantable cardiac device (ICD) are presented. In one embodiment, a method and system provide for: (1) fully charging a...
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7194309 |
Packaging technology for non-transvenous cardioverter/defibrillator devices
Packaging techniques for a non-transvenous implantable cardioverter/defibrillator include a housing and a frame within the housing for holding electronic components. A header is disposed on the...
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7194303 |
H-bridge with sensing circuit
In a cardioverter/defibrillator system, an electrical circuit includes an energy storage device, an output circuit for controlling delivery of pulse therapy from the energy storage device to a...
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7194302 |
Subcutaneous cardiac stimulator with small contact surface electrodes
A subcutaneous cardiac device includes two electrodes and a stimulator that generates a pulse to the electrodes. The electrodes are implanted between the skin and the rib cage of the patient and...
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7190999 |
Cardio-pulmonary resuscitation device with feedback from measurement of pulse and/or blood oxygenation
An apparatus for assisting a rescuer in performing CPR on a victim. The apparatus comprising at least one of a pulse sensor for measuring the pulse rate of the victim and an SpO2 sensor for...
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7191009 |
Means for increasing implantable medical device electrode surface area
A surface area of an IMD electrode is increased by forming a conductive layer over an external portion of a sidewall of an IMD connector header and electrically coupling the conductive layer of the...
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7187535 |
Multipolar feedthrough assembly with customizable filter and method of manufacture
A feedthrough assembly for guiding a plurality of terminal pins through the housing of an implantable medical device. The feedthrough assembly comprises a ferrule fixedly coupled to the housing and...
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7184831 |
Method and apparatus to control delivery of high-voltage and anti-tachy pacing therapy in an implantable medical device
A method and device for delivering a therapy in response to detection of abnormal cardiac rhythms that includes delivering a first therapy during a first delivery period, substantially simultaneous...
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7184833 |
Multiple pacing output channels
An implantable medical device includes two or more pacing output channels coupled to a single unipolar electrode or bipolar electrode pair. The implantable medical device can control each pacing...
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7184830 |
Methods and systems for treating arrhythmias using a combination of vibrational and electrical energy
Methods and apparatus for cardiac pacing, cardioversion and defibrillation rely on delivering ultrasonic or other vibrational energy in combination with electrical energy to the heart, usually...
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7181273 |
Tachycardia synchronization delays
An implantable medical device (IMD) provides for adaptive timing of the delivery of cardioversion shocks. In particular, the invention IMD provides for an adaptive cardioversion synchronization...
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7180727 |
Capacitor with single sided partial etch and stake
The present subject matter includes a capacitor stack having a plurality of cathode layers, and a plurality of anode layers. The anode layers have unetched portions for connection. For example,...
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7181276 |
Device and method for preventing the acceleration of cardiac arrhythmias
An exemplary method includes detecting ventricular fibrillation, delivering a low voltage cardiac stimulus, determining whether the low voltage cardiac stimulus terminated the ventricular...
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7181274 |
Methods for inducing fibrillation utilizing subcutaneous electrodes
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...
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7177140 |
Implantable medical device having flat electrolytic capacitor with porous gas vent within electrolyte fill tube
Implantable medical devices (IMDs) and their various components, including flat electrolytic capacitors for same, and methods of making and using same and providing for outgassing of gases released...
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7174208 |
Slow rise defibrillation waveforms to minimize stored energy for a pulse modulated circuit and maximize charge transfer to myocardial membrane
The present invention provides structures and methods for delivering a complex slow-rise defibrillation waveform wherein in lieu of the simple truncation of prior art defibrillation waveforms, when...
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7174207 |
Implantable defibrillator having reduced battery volume
A defibrillator is disclosed. The defibrillator includes a secondary battery having a volume less than 5 cc. One or more capacitors are configured to store electrical energy from the battery in an...
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