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4706681 |
Cardiac ultrasonically marked leads and method for used same
Cardiac ultrasonically marked leads produced by mounting one or more piezoelectric marker transducers into the leads and connecting the transducers by electrical conductors to appropriate...
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4699147 |
Intraventricular multielectrode cardial mapping probe and method for using same
The intraventricular multielectrode cardiac mapping probe comprises a catheter having an open proximal end and an open distal end and four elongate wire assemblies received in the catheter and...
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4690148 |
Surface mapping electrode sets
A surface mapping electrode set assembly is provided which includes a plurality of insulated, elongated wires, each of which terminates at a distal end head portion of the assembly. The electrodes...
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4681117 |
Intracardiac catheter and a method for detecting myocardial ischemia
An intracardiac catheter especially well suited to detect electric currents emanating from any part of the heart wall, and a method for, detecting myocardial ischemia. The intracardiac catheter...
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4664120 |
Adjustable isodiametric atrial-ventricular pervenous lead
A disposable atrial-ventricular percutaneous lead is provided which is suitable for carrying out a variety of functions, including endocardial pacing, mapping or diagnosis. The percutaneous lead...
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4649924 |
Method for the detection of intracardiac electrical potential fields
A catheter method for detecting intracardiac electrical potential fields makes use of a catheter provided with sensor electrodes which are connected through conductor wires to a signal receiver and...
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4641664 |
Endocardial electrode arrangement
An exemplary electrode arrangement comprises an elongated electrical conductor with a covering of electrical insulation and with an electrode head electrically connected to the distal end of the...
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4641649 |
Method and apparatus for high frequency catheter ablation
A medical procedure for treatment of tachycardia (rapid heartbeat) or cardiac disrhythmia uses a catheter which includes a flexible coaxial transmission line (coax) terminated by an antenna. The...
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4633880 |
Surgical electrode
A surgical electrode which can be used as a temporary lead for cardiac pacing or monitoring purposes has two elongated conductors whose distal ends are provided with spaced-apart poles and are...
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4628937 |
Mapping electrode assembly
A set of electrodes are provided, preferably in a symmetrical array, which electrodes are mounted within a pliable mounting cup that is capable of conforming to the shape and size of various...
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RE32204 |
Electrode assembly for temporary pacing and heart measurements
An electrode assembly for use with a catheter, is made of a plurality of insulated wires. The wires are bound together in a bundle by fine insulated wire for almost their entire lengths. At one end...
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4595012 |
Lumen mounted electrodes for pacing and intra-cardiac ECG sensing
An apparatus for making electrical contact within the heart of a patient for pacing the heart and ECG sensing comprising an elongated tube sized to be received through a vein or artery into the...
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4559951 |
Catheter assembly
A catheter assembly designed for long term or short term implantation in an animal body comprising a flexible tube of a biocompatible polymeric material in which plural electrical conductors are...
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4522212 |
Endocardial electrode
An endocardial electrode assembly of three or more spring legs to be inserted into the heart, sets of electrodes on respective spring legs comprising distinctive geometrical patterns, over the...
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4481953 |
Endocardial lead having helically wound ribbon electrode
An endocardial lead which includes an elongated, flexible, insulative tubing, a central flexible conductor positioned within the tubing and having one end adapted to be electrically connected to a...
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4444195 |
Cardiac lead having multiple ring electrodes
A cardiac lead having ring electrodes positioned at predetermined locations along the length of the lead either for stimulating the heart at various selected locations, or for sensing electrical...
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4408610 |
Emergency electrode
An emergency electrode comprising a housing assembly, a stressed spring mounted within the housing assembly so as to be released in response to a predetermined manual actuation procedure, an...
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4402323 |
Disposable electrophysiological exploring electrode needle
Technique for permitting ease of mapping of the myocardial tissues during implantation of a myocardial electrode. The technique employs the use of a disposable exploring needle located on the...
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4355642 |
Multipolar electrode for body tissue
A bipolar electrode 10 capable of sensing the electrical activity in a localized portion of body tissue includes a disc 12 having a surface 12A adapted to be brought into proximity to a surface of...
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4338947 |
Positive fixation heart wire
A lead or heart wire for use in temporary electrical stimulation or monitoring of epicardial tissue. Positive fixation is accomplished by suturing the electrode to the tissue using an attached...
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4328806 |
Catheter with trans-luminal gas pathway
A catheter having at least two separate lumens, one for conveying liquids to and from a port spaced substantially from the distal end of the catheter and the other for enclosing an electrical...
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4313443 |
Pocket ECG electrode
A low-noise electrode suited for sensing electrocardiograms when chronically and subcutaneously implanted in a free-ranging subject. The electrode comprises a pocket-shaped electrically conductive...
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4172451 |
Intracardial electrode and a method of manufacture thereof
An indwelling multi-contact plunge electrode to measure the electrical output from areas of the myocardium on an individual, sequential or combination composite basis. The electrode comprises an...
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4135518 |
Body implantable lead and electrode
A body implantable, intravascular lead affixed with a pin or pins at its proximal end adapted to be connected to a pulse generator and with an electrode or electrodes at its distal end adapted to...
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3817241 |
DISPOSABLE CENTRAL VENOUS CATHETER AND METHOD OF USE
A catheter composed of a length of flexible tubing composed of nonreactive material permitting protracted intravenous placement during periods of intensive care for intravenous feeding and...
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3087486 |
Cardiac electrode means
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