Bi-Polar electrocautery needle

Details Bi-Polar electrocautery needle Bi-Polar electrocautery needle

1981-06-12

1984-11-20

Cohen, Lee S.

Surgery

Truss

Pad

12830318, A61B 1739

Patent

active

044833385

ABSTRACT:
A bi-polar electrocautery needle comprising an inner electrode, an outer electrode and recoverable insulating-locking member for insulating the electrodes from one another and locking them into relative position to one another. And the method of making the bi-polar electrocautery needle in accordance with this invention, the steps including: expanding recoverable dielectric material over an inner electrode; inserting the combination into an outer electrode, and recovering the material between the electrodes for insulating and locking the electrodes into relative position with one another.

REFERENCES:
patent: 2763935 (1956-09-01), Whaley et al.
patent: 3339411 (1967-09-01), Riffie
patent: 3513429 (1970-05-01), Helsup
patent: 3651812 (1972-03-01), Samuels
patent: 3682162 (1972-08-01), Colyer
patent: 3721749 (1973-03-01), Clabburn
patent: 3911241 (1975-10-01), Jarrard
patent: 4034762 (1977-07-01), Cosens et al.
patent: 4076028 (1978-02-01), Simmons
patent: 4178067 (1979-12-01), Johnson et al.
patent: 4227293 (1980-10-01), Taylor

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