Electrosurgical catheter and method for resolving atheroscleroti

Details Electrosurgical catheter and method for resolving atheroscleroti Electrosurgical catheter and method for resolving atheroscleroti

1994-04-19

1995-10-03

Cohen, Lee S.

Surgery

Instruments

Electrical application

606 48, 606 50, 12866003, A61B 1739

Patent

active

054548098

ABSTRACT:
A method, and device utilized to practice it, for the resolution of tissue by radio frequency sparking. The device of the present invention having a distal end which is insertable within and along the lumen of a tubular body member and manipulated there through to desired position where the device will be operated. The device comprises an elongated flexible hollow tube having a distal end, a proximal end, and a diameter smaller than the diameter of the tubular, body member into which the device is being inserted; passage means within the tube; a plurality of electrodes adjacent the distal end of the device; and means for selectively supplying radio frequency electrical current to at least one of said electrodes.

REFERENCES:
patent: 4532924 (1985-08-01), Auth et al.
patent: 4576177 (1986-03-01), Webster, Jr.
patent: 4643186 (1987-02-01), Rosen et al.
patent: 4682596 (1987-07-01), Bales et al.
Slager et al, "Vaporization . . . Erosion", JACC, Jun. 1985, pp. 1382-1386.

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