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7616993 |
Heart stimulator using a Bezier function to define AV-delay values
A heart stimulator provides for a more appropriate yet simple setting of the AV-delay. The heart stimulator comprises a stimulation pulse generator adapted to generate electric stimulation pulses...
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7613513 |
System and method for determining cardiac geometry
An exemplary method includes delivering an electrical signal to a first position in or adjacent to a cardiac chamber; sensing a potential generated by the delivered electrical signal at a second...
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7613511 |
Implantable vagal stimulator for treating cardiac ischemia
A device and method for treating cardiac ischemia with vagal stimulation is disclosed. In one embodiment, an implantable device is configured to deliver vagal stimulation upon obtaining an...
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7610088 |
Method and apparatus for assessing left ventricular function and optimizing cardiac pacing intervals based on left ventricular wall motion
A system and method for monitoring left ventricular (LV) lateral wall motion and for optimizing cardiac pacing intervals based on left ventricular lateral wall motion is provided. The system...
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7606617 |
Urinalysis for the early detection of and recovery from worsening heart failure
A system and method of detecting decompensation of heart failure for a patient includes urinalysis to determine the change in physical and/or chemical composition of a patient's urine over time....
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7606616 |
Calibration of adaptive-rate pacing using intrinsic chronotropic response
Calibration of adaptive-rate pacing by a cardiac rhythm management system using an intrinsic chronotropic response. The cardiac rhythm management system may include an adaptive-rate pacing device....
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7603172 |
System and method of using regression models to estimate vulnerable periods for heart stimulation parameters
Heart stimulator that provides for timing a premature stimulation pulse for anti-tachycardia pacing outside the vulnerable phase of a ventricle, to terminate stable ventricular tachycardia while...
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7599741 |
Systems and methods for improving heart rate kinetics in heart failure patients
Adaptive rate pacing for improving heart rate kinetics in heart failure patients involves determining onset and sustaining of patient activity. The patient's heart rate response to the sustained...
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7596469 |
Method and apparatus for prioritizing errors in a medical treatment system
A method and apparatus are disclosed for detecting, analyzing and displaying errors in a medical treatment system. Detected errors are analyzed to define further errors. Errors may be classified,...
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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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7591185 |
Pressure sensor configurations for implantable medical electrical leads
An implantable pressure sensor, which may be incorporated within an implantable medical electrical lead, includes an insulative sidewall, which contains a gap capacitor and an integrated circuit....
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7587242 |
Preferred ADI/R: a permanent pacing mode to eliminate ventricular pacing while maintaining backup support
A preferred atrial-based pacing method and apparatus is provided using an intelligent cardiac pacing system to having the ability to continue atrial-based pacing as long as relatively reliable AV...
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7580746 |
Implantable medical device for generating cardiac pressure-volume loop and optimizing therapy
An implantable medical device for generating a cardiac pressure-volume loop, the implantable medical device comprising a pulse generator including control circuitry, a first cardiac lead including...
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7580745 |
Method and apparatus for using heart rate variability to control maximum tracking rate in pacing therapy
A cardiac rhythm management system modulates the delivery of pacing and/or autonomic neurostimulation pulses based on heart rate variability (HRV). An HRV parameter being a measure of the HRV is...
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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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7551962 |
Implantable medical device with voice responding and recording capacity
An implantable medical device such as a cardiac pacemaker or implantable cardioverter/defibrillator with the capability of receiving communications in the form of speech spoken by the patient. An...
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7548784 |
Method and apparatus for optimizing cardiac resynchronization therapy
A method and apparatus for optimizing cardiac resynchronization therapy are provided. An iterative optimization procedure is performed to test the systolic hemodynamic effects of varying A-V-V...
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7539539 |
Implantable cardiac stimulation device with respiratory modulated therapy delivery
A method of providing cardiac stimulation therapy and a device for providing the therapy. A patient's cardiac activity as well as cyclical respiration is monitored. Cardiac stimulation is provided...
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7533002 |
Medical generator with error logic
A method and apparatus are disclosed for detecting, analyzing and displaying errors in a energy source of a medical treatment system. Detected errors are analyzed to define further errors. Errors...
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7532934 |
Snoring detection system and method
Systems and methods provide for detecting snoring, and for determining the presence of sleep disordered breathing using detected snoring. Snoring indicative signals generated by one or more...
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7532930 |
Cardiac pacemaker
Certain embodiments of the present invention disclose an electrostimulator, in particular an atrial cardiac pacemaker, comprising electrode connections which are connected to a stimulation unit for...
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7526337 |
Method and device for lymphatic system monitoring
A device and method are disclosed for physiological monitoring of the lymphatic system. An implantable device is configured with a lymphatic sensor disposed in a lymphatic vessel for sensing...
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7519422 |
Electrotherapy device
Certain embodiments of the present invention disclose an implantable electrotherapy device comprising a housing in which are arranged an activity sensor, an impedance or conductivity measuring unit...
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7512439 |
Implantable devices, and methods for use therewith, for performing cardiac and autonomic assessments using phase rectified signal averaging
Provided herein are implantable devices, and methods for use therewith, that perform at least one of a cardiac assessment and an autonomic assessment. An implantable device is used to sense a...
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7505814 |
System and method for evaluating heart failure based on ventricular end-diastolic volume using an implantable medical device
Briefly, values representative of ventricular end-diastolic volume (EDV) are detected using ventricular electrodes and then heart failure, if occurring within the patient, is evaluated based on...
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7499747 |
External baroreflex activation
Methods and systems for external baroreflex activation allow a physician to characterize a patient's response to baroreflex activation prior to providing baroreflex activation therapy. Methods...
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7494486 |
Method of removing debris corresponding with the R-wave
A method and device for injecting and extracting fluid at a treatment site to remove debris from the site.
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7483743 |
System for detecting, diagnosing, and treating cardiovascular disease
An apparatus for treating cardiovascular disease in a medical patient includes one or more sensors, an implantable housing, at least one implantable lead, a signal processor, and a signaling...
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7483742 |
Detection of diastolic heart failure
An implantable medical apparatus for detecting diastolic heart failure, DHF, has a DHF determining device for determining at least one blood pressure parameter for detecting a DHF state of the...
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7445605 |
Detection of apex motion for monitoring cardiac dysfunction
Systems, devices and methods for detecting and monitoring cardiac dysfunction. The devices include motion sensors for detecting signals representative of the total movement of the heart, and of the...
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7430447 |
Evoked response and impedance measures for monitoring heart failure and respiration
An exemplary method includes acquiring impedance values over one or more respiratory cycles, determining an impedance span based on the impedance values and, based at least in part on the impedance...
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7428436 |
Method for exclusion of ectopic events from heart rate variability metrics
Heart rate variability metrics are derived from the intervals between successive heart beats, referred to as BB intervals. A method implementable by an implantable cardiac device for excluding BB...
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7426412 |
Evoked potential and impedance based determination of diaphragmatic stimulation
A system and method are described for automatically detecting diaphragmatic stimulation (DS) based on evoked response signals, electrogram data and/or thoracic impedance measurements. In addition,...
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7415307 |
Ischemia detection based on cardiac conduction time
Methods and process for detection of myocardial ischemia involve detection and analysis of changes in electrical conduction velocity within the heart to monitor changes in the condition of the...
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7409244 |
Method and apparatus for adjusting interventricular delay based on ventricular pressure
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...
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7409241 |
Monitoring the sympathico-vagal activity by analysis of endocardiac acceleration in an active implantable medical device
An active implantable medical device having a function for monitoring the sympathico-vagal activity by an analysis of endocardiac acceleration. The device collects at least one physiological...
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7404802 |
Trending of systolic murmur intensity for monitoring cardiac disease with implantable device
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...
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7404799 |
System and method for detection of respiration patterns via integration of intracardiac electrogram signals
Techniques are provided for tracking patient respiration based upon intracardiac electrogram signals or other electrical cardiac signals. Briefly, respiration patterns are detected by integrating...
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7403819 |
Parasympathetic nerve stimulation for control of AV conduction
Exemplary methods for affecting conduction and/or operation of the AV node and/or AV bundle. Various exemplary methods include delivery of one or more stimulation pulses to affect conduction and/or...
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7386346 |
Controlled and modulated high power racing combined with intracardiac pressure monitoring feedback system utilizing the chronicle implantable hemodynamic monitoring (IHM) and calculated EPAD
Techniques for pacing the heart of a patient as a function of a pressure value make use of a pressure monitor that receives a signal from a pressure sensor in the heart. The pressure monitor...
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7378955 |
System and method for correlating biometric trends with a related temporal event
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...
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7376463 |
Therapy control based on the rate of change of intracardiac impedance
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...
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7369892 |
Ischemic heart disease detection
An implantable medical device system for detecting cardiac conditions such the long-term ischemic heart disease, an occlusion of a coronary artery by a thrombus or an impending as a myocardial...
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7366569 |
Non-invasive method and apparatus for cardiac pacemaker pacing parameter optimization and monitoring of cardiac dysfunction
A plethysmogram signal is sensed from a patient and provided to a programmer device for monitoring the condition of the patient and for optimizing pacing parameters of a cardiac device implanted in...
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7366567 |
Method for treating myocardial infarction
A method for treating patients after a myocardial infarction which includes pacing therapy is disclosed. A cardiac rhythm management device is configured to deliver pre-excitation pacing to one or...
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7357775 |
System and method for providing demand-based Cheyne-Stokes Respiration therapy using an implantable medical device
Techniques are provided for controlling therapy delivered in response to Cheyne-Stokes Respiration (CSR) or other forms of periodic breathing in an effort to reduce the likelihood of unnecessary...
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7336997 |
Heart treatment equipment and heart treatment method
Heart treatment equipment and a heart treatment method directed to prevention of a fatal arrhythmia by detecting a physical exercise or a mental stress by using a sensor and thereafter controlling...
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7336996 |
Rate regularization of cardiac pacing for disordered breathing therapy
An approach to providing disordered breathing therapy includes providing cardiac overdrive pacing using rate regularization. Overdrive pacing therapy may be initiated following detection or...
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7330759 |
Biventricular cardiac pacemaker for cardiac resynchronisation therapy
The invention concerns a cardiac pacemaker comprising a stimulation pulse generator (RVP; LVP) for biventricular stimulation of a heart, which is to be connected to at least one right-ventricular...
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7324848 |
Reducing data acquisition, power and processing for photoplethysmography and other applications
Methods, systems and devices are provided for reducing the amount of data, processing and/or power required to analyze hemodynamic signals such as photoplethysmography (PPG) signals, pressure...
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