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6533779 PMR catheter and associated methods  
A PMR catheter and associated methods are disclosed. A catheter in accordance with the present invention comprised, an elongate shaft having a proximal portion, a distal portion, and a lumen...
6535762 Combination ICD and pacemaker system having integrated distal electrode  
The implantable cardiac stimulation system is adapted to transmit both shocking and pacing signals using a single electrode lead. The single biocompatible electrode, located at the distal end of...
6533783 Catheter  
In order to ensure a simple structure and precise handling in the case of a catheter, in particular a bi- or unidirectionally deflectable ablation catheter, comprising a flexible guide tube ( 3 )...
6532378 Pulmonary artery catheter for left and right atrial recording  
A catheter for indirect left atrial mapping from the left pulmonary artery is disclosed. The catheter includes an elongated flexible member with a distal end and a proximal end. Located at the...
6529777 Electrode for tissue stimulation  
In an implantable electrode for an electrode lead for a stimulation device for stimulating tissue, the electrode is formed as a biocompatible piezoelectric electrode which is adapted to be in...
6527769 Tissue ablation system and method for forming long linear lesion  
The present invention relates to a tissue ablation device assembly which is adapted to form a conduction block along a length of tissue between two predetermined locations along the left atrial...
6526321 Method for making cardiac leads with zone insulated electrodes  
An electrode for a cardiac lead and method of making the same are provided. The electrode includes an electrode member and a coating applied to the electrode member. A method of fabricating a high...
6522913 Systems and methods for visualizing tissue during diagnostic or therapeutic procedures  
A catheter tube carries an imaging element for visualizing tissue. The catheter tube also carries a support structure, which extends beyond the imaging element for contacting surrounding tissue...
6522905 Apparatus and method for cardiac ablation  
A system and method for cardiac mapping and ablation include a multi-electrode catheter introduced percutaneously into a subject's heart and deployable adjacent to various endocardial sites. The...
6516807 System and methods for locating and guiding operative elements within interior body regions  
Systems and methods for locating an operative element within an interior body space use a locating probe, which includes at least one transmitting element to transmit an electric waveform output...
6516231 Endocardial electrode lead with multiple branches  
A cardioversion arrangement having an electrode arrangement for the intracardial discharge of electrical pulses in the atrium of a heart, having an electrode line and in the region of its distal...
6516232 Ring electrode with porous member  
A lead assembly having a ring electrode is adapted for implant and for connection to a system for monitoring or stimulating cardiac activity. The lead assembly includes a first porous member...
6514249 Positioning system and method for orienting an ablation element within a pulmonary vein ostium  
This invention relates to a surgical device and method. More particularly, it relates to a tissue ablation device assembly and method using a circumferential ablation member in combination with a...
6512957 Catheter having a guide sleeve for displacing a pre-bent guidewire  
A catheter for the introduction into blood vessels having a lumen and guide means arranged therein wherein the guide means include a pre-bent wire ( 26 ) displaceable in the longitudinal direction...
6505401 Method of making an implantable medical electrical lead  
An implantable medical electrical lead is made by forming a generally radially directed bore extending between each lumen of an elongated lead body having a plurality of internal longitudinally...
6502575 Instrument for interrupting conduction paths within the heart  
A description is given of a probe for making strip-shaped transmural lesions in one or more walls of the atria of the heart in open-heart surgery. The stripe-shaped lesion blocks electrical...
6505081 Cardiac pacemaker lead with swaged distal electrode  
A cardiac stimulator lead is provided. The cardiac stimulator lead includes a connector for connecting to a cardiac stimulator and a flexible tubular sleeve that has a first end coupled to the...
6501992 Radiopaque marking of lead electrode zone in a continuous conductor construction  
A cardiac transvenous defibrillation lead has a continuous coil conductor within a layer of insulation. A portion of the coil conductor is exposed as a defibrillation electrode. In order to enhance...
6501993 Electrode assembly with a detachable distal tip  
An electrode assembly including a tip electrode and a longitudinally extending axially aligned weld electrode egageably receiving a distal end of a coiled wire strand conductor at a proximal end. A...
6501991 Electrically-isolated multiple conductor lead body  
A multi-conductor lead body having improved mechanical characteristics and improved manufacturability is disclosed. The lead body includes multiple conductors wound around a generally cylindrical...
6501990 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...
6498943 Multi-polar electrode arrangement  
A multipolar electrode arrangement having a plurality of electrodes ( 14, 14′, 14 ″) with an electrical feed line, wherein the electrodes ( 14, 14′, 14 ″) are connected to an electrode...
6496736 Endothelium preserving microwave treatment for atherosclerosis  
Method and apparatus are provided to treat atherosclerosis wherein the artery is partially closed by dilating the artery while preserving the vital and sensitive endothelial layer thereof....
6493590 Flexible band electrodes for medical leads  
An apparatus is provided for use in stimulating a body tissue or organ that has a flexible band electrode. The band electrode includes at least one slot configured to provide increased flexibility....
6489562 Medical electrical lead having variable stiffness tip-ring spacer  
An implantable electrical lead having a tip electrode and a ring electrode located proximal to the tip electrode. A flexible spacer is located between the electrodes and includes a tubular plastic...
6490489 Implantable cardiac single pass coronary sinus lead for providing pacing and defibrillation and method of manufacture  
A single chronic implantable cardiac lead for use in the coronary sinus region of the heart provides both atrial and ventricular pacing and defibrillation therapy. The lead includes an elongated...
6484057 Pacing methods and devices for treating cardiac arrhythmias and fibrillation  
Pacing systems for the heart employ multi-site contact points about desired localized regions to deliver pacing train stimulation pulses to the myocardium. The stimulation pulses can have an...
6480747 Cardiac electrode catheter and method of manufacturing same  
An electrode catheter used in an endocardial procedure to map cardiac electrical activity, heart wall position, heart wall motion and tissue viability. The electrode catheter has a flexible...
6475213 Method of ablating body tissue  
Electrode structures are formed from flexible, porous, or woven materials. One such structure is made by forming first and second body sections, each including a peripheral edge. The first and...
6477429 Endocardial defibrillation lead with looped cable conductor  
An implantable endocardial defibrillation lead having a looped cable conductor for conducting at least high voltage defibrillation shocks. A coil electrode is connected to an elongated, flexible,...
6477396 Mapping and ablation catheter  
A catheter for mapping and ablating comprises an elongated flexible body having a distal region and at least one lumen extending therethrough. A tip electrode is mounted on the distal region. The...
6477428 Endocardial lead with vinylidene fluoride insulation  
A lead has a flexible lead body which extends from a proximal end to a distal end. The lead body has a conductor coupled with an electrode. At least a portion of the flexible lead body includes a...
6466811 Device for the mapping of cardiac arrhyhmia foci  
A device for the mapping of cardiac arrhythmia foci including a catheter body having a distal tip, first and second point electrodes, which are secured to the catheter body and which form a first...
6463333 Implantable left atrial stimulation probe for the venous coronary network  
A probe for the stimulation of the left atrium that is implantable in the coronary venous network for use with an active implantable medial device, in particular a pulse generator of...
6463334 Extendable and retractable lead  
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...
6458107 Steerable coronary sinus catheter  
A steerable catheter for insertion into the ostium of the coronary sinus in the right atria including a flexible catheter body, and a steerable catheter handle wherein the catheter body includes a...
6456888 Geometry for coupling and electrode to a conductor  
A method for securing a coil or cable conductor to an electric element including an implantable electric element having a longitudinal edge electrically coupled to a coil or cable conductor. The...
6456890 Lead with polymeric tubular liner for guidewire and stylet insertion  
An implantable lead for electrical stimulation of the body includes an elongated multi-lumen tube with a distal tip electrode having a longitudinally extending central bore. A cable conductor is...
6456864 Systems and methods for guiding movable electrode elements within multiple-electrode structures  
Systems and related methods guide a movable electrode within an array of multiple-electrodes located within the body. The systems and methods employ the movable electrode or at least one of the...
6450965 Imaging catheter assembly with distal end inductive coupler and embedded transmission line  
A catheter assembly includes an elongate catheter body having a proximal end and a distal end with a drive cable disposed therein, the drive cable having a proximal end and a distal end, and...
6447507 Rail catheter ablation and mapping system  
An ablation system for ablating cardiac tissue within a chamber of the human heart including a guiding introducer system, a rail, one end of which is contained within the guiding introducer system,...
6445958 Steerable coronary sinus defibrillation lead  
An implantable defibrillation lead with steerable characteristics, allowing the lead to be more easily placed within the coronary sinus. The lead comprises an elongated lead body having a proximal...
6440488 Flexible electrode catheter and process for manufacturing the same  
A process for manufacturing a flexible electrode catheter is disclosed. The process involves coating the catheter with an adhesive without affecting the integrity of the polymer substrate of the...
6436095 Method for monitoring revascularization treatment using pre-pmr data and post-pmr data  
A method for monitoring revascularization treatment provided to tissue, such as heart tissue, comprises the steps of identifying a location in tissue and positioning a catheter at the location....
6438426 Temporary atrial cardioversion catheter  
A coronary sinus catheter includes a distal electrode portion with optimally-spaced and sized ring electrodes and a proximal electrode portion with at least one optimally-spaced and sized larger...
6438425 Textured silicone tubing for electrical pacing leads  
An implantable lead having a silicone rubber lead body which has a reduced coefficient of friction on an internal or external surface. The reduction in coefficient of friction is accomplished by...
6437076 Polyurethane and polyurea biomaterials for use in medical devices  
A medical device comprising a biomaterial formed from a polymer comprising urethane groups, urea groups, or combinations thereof, and sacrificial moieties that preferentially oxidize relative to...
6438427 Dilatable cardiac electrode arrangement for implantation in particular in the coronary sinus of the heart  
A dilatable cardiac electrode arrangement for implantation in particular in the coronary sinus of the heart is provided with a defibrillator electrode of the type of a stent and of an expandable,...
6434430 Co-extruded, multi-lumen medical lead  
Medical electrical leads for sensing or electrical stimulation of body organs or tissues, particularly implantable cardiac leads for delivering pacing pulses and cardioversion/defibrillation...
6430426 Mapping and ablation catheter system  
A recording and ablation catheter method and system for creating linear lesions in an atrial or other chamber of a heart is disclosed which includes an array of readily controlled electroded...