Needle adaptor for an electrosurgical tool

Details Needle adaptor for an electrosurgical tool Needle adaptor for an electrosurgical tool

1989-08-21

1991-03-12

Hindenburg, Max

Surgery

Instruments

Electrical application

128800, A61B 1736

Patent

active

049989340

ABSTRACT:
A needle adaptor (10) for connecting a needle (20) to an electrosurgical tool (56). The adaptor (10) includes a stem 12, an integrally formed post (14) and a collar (16) press-fitted on the stem (12). An annular ridge (50) or a spiral ridge (54) formed on the interior surface (32) of the collar (16) grips the flange (42) of the needle hub (22) to firmly hold the needle (20) in place on the post (14). The stem (12) is sized and shaped to be slidably received within a cylindrical terminal (64) positioned in the nose portion (60) of the electrosurgical tool (56).

REFERENCES:
patent: 2110735 (1938-03-01), Marton
patent: 2994324 (1961-08-01), Lemos
patent: 3035580 (1962-05-01), Guiorguiev
patent: 3152590 (1964-10-01), Zurdo et al.
patent: 4751927 (1988-01-01), Yamada
patent: 4785808 (1988-11-01), Cary

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