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7620458 |
Sheath and electrical lead
The invention describes a steerable sheath for percutaneous epicardial access. The invention also describes a novel lead to facilitate left ventricular pacing and efficient defibrillation.
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7618374 |
Image plane sensing methods and systems for intra-patient probes
A position of an imaging plane relative to a catheter or other probe is aligned with tissue of interest. Ultrasound tissue images may be registered to the catheter position with minimal rotational...
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7610105 |
Methods of using a guide wire stylet
Methods facilitate inserting a cardiac lead into a patient's vasculature. A cardiac lead system includes a cardiac lead having a lumen, and a guide member displaceable within the lumen. The guide...
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7610104 |
Methods and apparatus for lead placement on a surface of the heart
The methods and apparatus for lead placement on a surface of the heart are employed using an elongated body having proximal and distal end portions. The body defines a lead receiving passageway...
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7603179 |
System and method for lead fixation
A medical lead includes a pitted, grooved or threaded electrode array tip and a flexible tube or sheath encompassing the electrode array located near the lead tip. In some embodiments, the...
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7584005 |
Steroid eluting pacing tip electrode
An implantable cardioverter defibrillator (ICD) including a set of leads having electrodes disposed therein. The electrodes may include a weld electrode connected to an internal wire of the lead...
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7578816 |
Method and system of increasing safety of cardiac ablation procedures
Method and system of increasing safety of ablation of cardiac arrythmias, especially AVNRT and antero-septal accessory pathway ablations. A computer based system acquires, conditions, and analyzes...
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7575566 |
Catheter having circular ablation assembly
A catheter particularly useful for ablation lesions within a tubular region of or near the heart is provided. The catheter comprises an elongated flexible tubular catheter body having an axis and...
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7571010 |
Cable electrode assembly for a lead terminal and method therefor
A lead assembly includes a lead body and at least one cables at least partially disposed within the lead body. The cable has a non-electrode portion and an electrode portion, where the...
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7570982 |
Catheter having mapping assembly
A mapping catheter comprises a catheter body and a mapping assembly. The catheter body has an outer wall, proximal and distal ends, and at least one lumen extending therethrough. The mapping...
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7561907 |
Catheter having multiple spines each having electrical mapping and location sensing capabilities
An improved catheter is provided that is particularly useful for mapping the electrical activity in a heart. The catheter comprises a plurality of spines each capable of obtaining electrical,...
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7558632 |
Method of manufacturing an implantable J-shaped lead
An implantable multi-conductor endocardial lead for a cardiac stimulator includes a tubular lead body of flexible resilient insulative material having a first lumen and a smaller diameter tubular...
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7558631 |
Leadless tissue stimulation systems and methods
Systems including an implantable receiver-stimulator and an external controller-transmitter system are used for leadless acute stimulation of the heart, particularly after heart surgery. Cardiac...
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7551968 |
Stimulation electrode lead
A stimulation electrode lead for connecting to an electrotherapy device such as a pacemaker, a defibrillator or the like, is disclosed. The stimulation electrode lead is configured for intraluminal...
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7551967 |
Implantable medical leads and devices having carbon nanotube-based anti-electrostatic coatings and methods for making such leads and devices
An implantable medical lead for transmitting electrical signals between an implantable medical device and selected body tissue comprises a lead body having a distal end portion, a proximal end and...
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7546166 |
Medical lead designs for lead placement through tissue
The invention is directed to medical lead designs that facilitate implantation of the leads through tissue. For example, the leads can implanted though tissue for placement of distal tips of the...
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7546165 |
Interconnections of implantable lead conductors and electrodes and reinforcement therefor
An implantable lead comprises a lead body extending from a lead proximal end portion to a lead distal end portion. The lead body includes one or more longitudinally extending lumens. A conductor is...
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7542808 |
Lead and catheter assembly
A guide catheter assembly for accessing lateral branch veins of the coronary sinus includes a guide catheter and a pacing lead. The guide catheter has a central lumen therethrough, a proximal end...
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7522950 |
Basket catheter with improved expansion mechanism
A catheter is provided that has a basket-shaped electrode assembly with an improved mechanism for expanding and contracting the electrode array. The expansion mechanism is designed to permit...
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7519421 |
Vagal nerve stimulation using vascular implanted devices for treatment of atrial fibrillation
An abnormally rapid ventricular cardiac rate that results from atrial fibrillation can be reduced by stimulating a vagal nerve of the heart. An apparatus for such stimulation includes a power...
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7519410 |
La placian electrode
A medical probe for mapping is provided. The medical probe includes an elongated member, a first mapping ring electrode mounted to the elongated member, and a second mapping ring electrode mounted...
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7515970 |
Transeptal lead
A lead includes a lead body and an electrode disposed proximate a distal end of the lead body. A retaining member is disposed proximate the distal end of the lead and adapted to retain the...
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7515969 |
Sensor guided epicardial lead
Implantable cardiac monitoring and stimulation methods and devices with epicardial leads having sensor feedback. A fixed or extendable/retractable sensor may be displaceable within the lead's lumen...
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7512447 |
Medical electrical electrodes with conductive polymer
A medical electrical electrode includes an elongated conductive coil located over a lead body, and a conductive polymer material in contact with the lead body and located between individual coils...
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7493174 |
Implantable medical lead
An implantable medical lead includes a device, such as a physiological sensor, that is coupled to one or more stimulation/sensing sensing conductors within the lead. When the implantable medical...
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7493173 |
Electrode line
An electrode line for intraluminal or intracardiac use for connection to a cardiac pacemaker, comprises an elongate, flexurally soft electrode line body having a distal end at which or in the...
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7479141 |
Ablation tip catheter device with integrated imaging, ECG and positioning devices
Catheter device comprising a catheter ( 2 ), particularly an intravascular catheter, for insertion into an organ or vessel of the human or animal body, with a device for ablation of the adjacent...
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7477946 |
Fixation device for coronary venous lead
In one embodiment, the present invention provides a cardiac lead device including a fixation mechanism slidably attached to the lead such that when the fixation mechanism is expanded into contact...
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7474924 |
Junction for medical electrical leads
A medical electrical lead includes a conductive component coupling a coil to a wire or cable; the conductive component includes a first side, a second side, a first groove formed in the first side...
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7473252 |
Systems and methods for shrinking and/or securing cardiovascular tissue
Systems and methods for treating cardiac tissue are disclosed. A method in accordance with one embodiment of the invention is directed to treating cardiac tissue that includes a primum, a secundum...
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7468062 |
Atrial ablation catheter adapted for treatment of septal wall arrhythmogenic foci and method of use
An atrial ablation catheter with an electrode array particularly adapted to locate and ablate foci of arrhythmia which are required for sustained atrial fibrillation is provided. The array is...
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7467017 |
Implantable lead having articulated shocking coil
An implantable lead is disclosed which includes an elongated lead body having opposed proximal and distal end portions. At least one defibrillation assembly is operatively associated with the...
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7463932 |
Fastening device for an epicardial lead
An epicardial pacing lead including a flexible, elongated lead body. The epicardial pacing lead has a proximal end and a distal end. An electrode is coupled to the lead body near the distal end. A...
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7429261 |
Atrial ablation catheter and method of use
An atrial ablation catheter and methods for its use. The endocardial catheter includes an electrode array particularly adapted to locate and ablate foci of arrhythmia which are required for...
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7426409 |
Method and apparatus for detecting vulnerable atherosclerotic plaque
Methods and devices are disclosed for detecting vulnerable atherosclerotic plaque, or plaque at risk of reducing blood flow in a vessel, by identifying a region of elevated temperature along a...
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7422585 |
System for electrosurgical myocardial revascularization
A method for transmyocardial revascularization of the heart of a patient includes positioning an active electrode surface in close proximity to a target site on the wall of a patient's heart, and...
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7413568 |
Composite structures and methods for ablating tissue to form complex lesion patterns in the treatment of cardiac conditions and the like
A method of ablating tissue in the heart to treat atrial fibrillation introduces into a selected atrium an energy emitting element. The method exposes the element to a region of the atrial wall and...
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7412290 |
Seal for use with medical device and system
A seal adapted for use with medical devices is provided with a lead having a distal tip electrode. The distal tip of the lead is adapted for implantation on or about the heart and for connection to...
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7412289 |
Multi-electrode lead
This invention is a lead ( 10 ) for modifying the activity of a tissue, particularly the heart. Electrodes are provided for performing sensing ( 15 p ) ( 15 d ), and/or signal delivery ( 16 p ) (...
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7410486 |
Ablation catheter having stabilizing array
A circumferential ablation catheter is provided, which is particularly useful for treating atrial arrhythmia by ablating a substantial portion of a circumferential region of tissue in a tubular...
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7395116 |
Lead body-to-connector transition zone
A medical electrical lead includes a lead body and a connector terminal. A conductor extends from the lead body to the connector terminal along a helical path through a transition zone.
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7392095 |
Extendable and retractable lead having a snap-fit terminal connector
A lead having an extendable and retractable fixation mechanism has a rotating terminal pin at the terminal end which rotates the fixation mechanism at the distal end. As the terminal pin is...
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7386351 |
Method and apparatus for placing a coronary sinus/cardiac vein pacing and defibriliation lead with adjustable electrode spacing
A medical electrical lead, which may be useful in coupling an implantable medical device, is comprised of a first and second lead. The first lead has a first electrode coupled adjacent a distal end...
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7383091 |
Medical electrical lead providing far-field signal attenuation
A bipolar pacing and sensing lead incorporates a range of active surface areas for each of the anode and cathode electrodes, and a range of inter-electrode spacings between the anode and cathode...
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7379776 |
Stylet design
A stylet unit is provided for implanting in a body, with the aid of an earlier installed tubular delivery sheath having a lumen with an inner diameter, a lead system including a distal electrode...
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7369901 |
Myocardial lead and lead system
An implantable myocardial stimulation lead comprises a lead body having a distal end and a proximal end, and an electrical connector carried by the proximal end of the lead body. An electrode...
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7347751 |
Cardiac lead implantation system
Cardiac lead implantation systems and methods including an electronics arrangement provided with a user interface and a coupler assembly. A coupler body is configured to detachably grasp a cardiac...
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7346392 |
Method and apparatus for the monitoring and treatment of spontaneous cardiac arrhythmias
An implantable apparatus for the detection and monitoring of spontaneous cardiac electrogram features in a comprises a cardiac monitoring device and a plurality of subcutaneous cardiac sensing...
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7346379 |
Electrophysiology catheter
An electrophysiology catheter includes a tube having a proximal end, a distal end, and a lumen therebetween. The tube is preferably comprised of multiple sections of different flexibility, arranged...
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7338486 |
Methods and devices for ablation
An ablating device has a cover which holds an interface material such as a gel. The cover contains the interface material during initial placement of the device. The ablating device may also have a...
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