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7615010 |
System for monitoring the physiologic parameters of patients with congestive heart failure
A telemetric sensing system for monitoring physiological parameters for diagnosis and treatment of congestive heart failure in a patient. This system includes one or more implantable sensing...
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7596411 |
Apparatus and method for two-component bioelectrical impedance ratio measuring and monitoring
An implantable cardiac stimulation and rhythm management device includes an impedance measuring circuit which determines a patient's intra-thoracic impedance and the resistance and reactance...
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7580750 |
Implantable medical device with integrated acoustic transducer
An implantable medical device comprises a hermetically sealed housing having a housing wall with an interior surface, and an ultrasonic acoustic transducer, the transducer comprising one or more...
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7577478 |
Ischemia detection for anti-arrhythmia therapy
An exemplary method includes detecting arrhythmia, detecting myocardial ischemia, determining whether the myocardial ischemia comprises local ischemia or global ischemia and, in response to the...
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7567838 |
Method for sensing cardiac contractile function using a lead insertable motion sensor
Systems and methods for detecting and measuring cardiac contractile function of a heart using an acceleration sensor unit inserted within the heart, such as within a vein of the cardiac wall are...
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7567837 |
Enhanced rhythm identification in compression corrupted ECG
A method is provided for analyzing the condition of a patient to determine whether or not a defibrillation shock should be applied, without stopping CPR (primarily chest compressions). While chest...
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7529583 |
Therapeutic device and method using feedback from implantable pressure sensor
Devices and methods to reduce the incidence of both false positive and false negative detection of rhythm anomalies. Implantable devices that measure vascular pressure, vascular blood flow, tissue...
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7493169 |
Automatic fitting for a visual prosthesis
A method of automatically adjusting an electrode array to the neural characteristics of an individual patient is disclosed. By recording neural response to a predetermined input stimulus, one can...
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7489966 |
Independent therapy programs in an implantable medical device
Apparatus and method for independently delivering a plurality of therapy programs in an implantable medical device. A therapy controller configures the device to generate independent pulse trains...
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RE40471 |
AED with force sensor
A force sensor, for use in combination with an automated electronic defibrillator (AED), includes a first conductive layer. A second conductive layer is spaced apart from the first conductive layer...
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7398122 |
Self adjusting optimal waveforms
An exemplary method includes detecting fibrillation, measuring impedance of a defibrillation circuit that includes myocardial tissue, determining one or more defibrillation shock parameters based...
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7395114 |
Intracardial impedance measuring arrangement
Certain embodiments of the present invention disclose an implant with electrode line connections for the connection of intracardial and/or epicardial electrode lines, wherein the electrode line...
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7338436 |
Implantable cardiac physical motion mapping device
An elastic framework configured to be positioned around a portion of the heart has a plurality of first regions and a plurality of second regions positioned relative to the first regions. The...
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7336994 |
Control of atrial defibrillation therapy based on hemodynamic sensor feedback
Control of defibrillation therapy delivered by implantable medical devices (IMDs) using hemodynamic sensor feedback is disclosed. The hemodynamic sensor feedback allows for increased control over...
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7329226 |
System and method for assessing pulmonary performance through transthoracic impedance monitoring
A system and method for assessing pulmonary performance through transthoracic impedance monitoring is described. Transthoracic impedance measures are directly collected through an implantable...
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7302294 |
Subcutaneous cardiac sensing and stimulation system employing blood sensor
Cardiac systems and methods using ECG and blood information for arrhythmia detection and discrimination. Detection circuitry is configured to produce an ECG. An implantable blood sensor configured...
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7299093 |
Method and apparatus for avoidance of phrenic nerve stimulation during cardiac pacing
A cardiac rhythm management device in which an accelerometer is used to detect diaphragmatic or other skeletal muscle contraction associated with the output of a pacing pulse. Upon detection of...
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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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7254443 |
Implantable medical device including a hermetic connector block extension
An implantable medical device includes a controlling device for transmitting a first series of command signals, the controlling device comprising a connector block, a first lead body including at...
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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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7218966 |
Multi-parameter arrhythmia discrimination
An arrhythmia discrimination device and method involves receiving electrocardiogram signals and non-electrophysiologic signals at subcutaneous locations. Both the electrocardiogram-signals and...
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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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7177685 |
Classifying tachyarrhythmia using time interval between ventricular depolarization and mitral valve closure
A cardiac rhythm management system measures a time interval between a first fiducial marker indicative of a ventricular depolarization (e.g., a Q-wave, an R-wave, etc.) and a second fiducial marker...
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7171269 |
Method of analysis of medical signals
A method of analysis of medical signals which uses wavelet transform analysis to decompose cardiac signals. Apparatus for carrying out the method, and cardiac apparatus adapted to employ the method...
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7155281 |
Complimentary activity sensor network for disease monitoring and therapy modulation in an implantable device
Energy efficient methods and systems for using multi-dimensional activity sensors with implantable cardiac devices are provided. In certain embodiments the output of a passive activity sensor (used...
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7149576 |
Apparatus and method for defibrillation of a living subject
An improved apparatus and method for evaluating the need for, and performing as applicable, defibrillation. In one aspect, an improved defibrillation apparatus utilizing cardiographic impedance...
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7130681 |
Use of accelerometer signal to augment ventricular arrhythmia detection
A system and method for detecting and discriminating atrial arrhythmias based on mechanical signals of cardiac wall motion and electrical signals of cardiac depolarizations. A mechanical event rate...
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7107099 |
Capacitor having a feedthrough assembly with a coupling member
A flat capacitor includes a case having a feedthrough hole, a capacitor stack located within the case, a coupling member having a base surface directly attached to the capacitor stack and having a...
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7096062 |
Method for self-test of defibrillation and pacing circuits including a patient isolation switch
A method and apparatus for performing self-tests on defibrillation and pacing circuits including a patient isolation switch is disclosed. Tests are provided for the defibrillation and pacing...
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7065402 |
Detection of post-shock therapy sinusal tachycardia in active implantable defibrillator cardiovertor medical devices
An active implantable medical device of the defibrillation/cardioverter type able to detect a post-therapy sinusal tachycardia. This device includes circuits and logic able to detect ventricular...
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7024240 |
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...
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6961612 |
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...
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6934582 |
Apparatus for treating fibrillation of at least one chamber of a heart
Apparatus for treating fibrillation of at least one chamber of a heart comprising a fibrillation detector for detecting a fibrillation, a defibrillator for defibrillating the chamber of the heart,...
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6923936 |
Sterile device and method for producing same
A sterile device immersed in a sterile buffer and a method for providing same. The sterile device may be a medical device such as a biosensor having a biomolecule as a sensing element such as, for...
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6853859 |
Electrical cardiac output forcer
An electrical method and apparatus for stimulating cardiac cells causing contraction to force hemodynamic output during fibrillation, hemodynamically compromising tachycardia, or asystole. Forcing...
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6804554 |
Arrangement and system for enabling patient control of electrical therapies
A patient-controlled system for temporarily disabling an electrical cardioverting therapy in order to prepare the patient psychologically and physiologically for the pain associated with electrical...
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6772006 |
Method and device for controlling peak currents in a medical device
In one embodiment, a method is characterized by measuring a patient parameter associated with a human body; in response to the patient parameter, retrieving a maximum expected device parameter; and...
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6760621 |
Method for improving cardiac function following delivery of a defibrillation shock
A method of reducing the likelihood of pulseless electrical activity (PEA) after defibrillation in a subject comprises administering to a subject afflicted with fibrillation a first treatment...
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6671547 |
Adaptive analysis method for an electrotherapy device and apparatus
An electrotherapy device including at least one sensor operable to sense at least one physiological parameter of a patient. A controller is operably connected to the at least one sensor operable to...
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6650939 |
Universal interface for implantable medical device data management
Medical device data is transferred using a universal adaptor between an implanted medical device and hospital monitoring systems. The universal adaptor is an interface compatible with various...
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6650936 |
Method and apparatus for delivering electrotherapy having an equivalent probability of success for different patients
A medical device constructed according to the invention includes electrodes ( 12 a , 12 b ), a measuring unit ( 24 ) for measuring a patient-dependent electrical parameter (e.g., impedance) of the...
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6643548 |
Implantable cardiac stimulation device for monitoring heart sounds to detect progression and regression of heart disease and method thereof
A system and method for use in an implantable cardiac device permits the monitoring of progression and regression in heart disease, such as congestive heart failure. During a monitoring period, a...
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6595987 |
Heart synchronized pulsed laser system
A heart-synchronized pulsed laser system includes a laser; means for sensing the contraction and expansion of a beating heart to be synchronized with the laser; means, responsive to the means for...
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6575914 |
Integrated cardiac resuscitation system with ability to detect perfusion
A system and method includes a cardiac resuscitation apparatus connected to an automated external programmable defibrillator (AED) or a semi-automated external programmable defibrillator (SAED)...
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6522924 |
Pacemaker capable of sensing impedance changes in myocardial tissue
A capture-detection cardiac pacemaker wherein a stimulation success can be reliably detected immediately after stimulation pulse output. The cardiac pacemaker according to this invention generally...
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6440082 |
Method and apparatus for using heart sounds to determine the presence of a pulse
A method and apparatus determines the presence of a cardiac pulse in a patient by evaluating a physiological signal in the patient, preferably for the presence of characteristic heart sounds. The...
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6402719 |
Steerable DMR catheter with infusion tube
A steerable, direct myocardial revascularization catheter comprises a catheter body, a control handle, a tip section, and a means for deflecting the tip section by manipulation of the control...
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6319011 |
Automatic training defibrillator simulator and method
The instant invention provides an apparatus, and a method of its use, for enabling an instructor to train a student in learning a procedure which embodies at least two alternative sequences of...
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6298267 |
Method and apparatus for treatment of cardiac electromechanical dissociation
An apparatus and method for treating post-defibrillation electromechanical dissociation ("EMD") or pulseless electrical activity ("PEA"). A first embodiment comprises an implantable defibrillator...
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