Cannula having an electrode

Details Cannula having an electrode Cannula having an electrode

1988-09-07

1990-05-08

Cohen, Lee S.

Surgery

Truss

Pad

600 17, A61B 504

Patent

active

049229109

ABSTRACT:
A cannula has an electrode therein for detecting electrocardiographic signals. The electrode is located in the inner wall of the cannula and has anti-thrombus characteristics. The electrode comprises a composition of an anti-thrombus polyurethane powder and a carbon powder. This composition has electrically conductive and anti-thrombus characteristics. The electrode is located in a recess of the inner wall of the cannula. The electrode is connected to the outside through a wire conductor.

REFERENCES:
patent: 3807391 (1974-04-01), Bolduc
patent: 4352360 (1982-10-01), King
patent: 4644960 (1987-02-01), Johans

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