Electrode with visible spark

Details Electrode with visible spark Electrode with visible spark

1991-12-23

1993-06-22

Cohen, Lee S.

Surgery

Truss

Perineal

A61B 1722

Patent

active

052209130

ABSTRACT:
A lithotripter is provided with the usual open ended reflector covered by a diaphragm and filled with a conductive liquid such as salinated water. A spark gap is provided at the focus point of the reflector, and a spark generator is connected thereto for providing a succession of sparks across the spark gap, wherein the light guide has an entering end positioned within the reflector and adjacent the spark gap to convey a representation of the spark outside of said reflector. The light guide has an exit end to which a light sensitive device is connected for converting the light signal to an electric signal. The electric signal is connected to means for providing a visual display of the electric signal.

REFERENCES:
patent: 3517247 (1970-06-01), Szilagyi
patent: 3978720 (1976-09-01), Ford

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