Surgery – Instruments – Means for removing tonsils – adenoids or polyps
Patent
1998-06-11
1999-11-23
Hirsch, Paul J.
Surgery
Instruments
Means for removing tonsils, adenoids or polyps
606110, 604 22, A61B 1724, A61B 1722
Patent
active
059892641
ABSTRACT:
In one embodiment the present invention comprises an ultrasonic polyp snare adapted to grasp, cut and coagulate polyps and other tissue masses in internal body lumens, specifically in the colon. An ultrasonic polyp snare according to the present invention includes an ultrasonic signal generator attached to the proximal end of a flexible ultrasonic waveguide. An ultrasonic vibration amplifier is coupled to the distal end of the flexible ultrasonic waveguide. An ultrasonic blade is coupled to the ultrasonic amplifier. An ultrasonic attenuator is coupled to the distal end of the ultrasonic blade. And, a snare wire is positioned adjacent at least a portion of the ultrasonic blade.
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Ethicon Endo-Surgery Inc.
Hirsch Paul J.
Priddy Michael B.
Shay Bernard E.
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