Catheter having needle electrode for radiofrequency ablation

Details Catheter having needle electrode for radiofrequency ablation Catheter having needle electrode for radiofrequency ablation

1992-06-05

1994-01-25

Aschenbrenner, Peter A.

Surgery

Instruments

Electrical application

606 33, 607154, A61N 132

Patent

active

052812189

ABSTRACT:
A catheter for use in radiofrequency ablation of the myocardium of the heart of a patient having a flexible elongate member with at least one lumen extending therethrough and having proximal and distal extremities. A needle-like electrode formed of a conducting material is mounted on the distal extremity of the flexible elongate member. A conductor extends through the lumen and is connected to the electrode. Radiofrequency energy is supplied to to said conductor and to the electrode to cause ablation of the myocardium.

REFERENCES:
patent: 4641649 (1987-02-01), Walinsky et al.
patent: 4800899 (1989-01-01), Elliott
patent: 4832048 (1989-05-01), Cohen
patent: 4841988 (1989-06-01), Fetter et al.
patent: 4913142 (1990-04-01), Kittrell et al.
patent: 4998933 (1991-03-01), Eggers et al.
patent: 5151096 (1992-09-01), Khoury

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