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Clamp coagulator/cutting system for ultrasonic surgical instruments

DC CAFC
  • US 5,322,055 A
  • Filed: 01/27/1993
  • Issued: 06/21/1994
  • Est. Priority Date: 01/27/1993
  • Status: Expired due to Term
First Claim
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1. Ultrasonic surgical apparatus comprising:

  • a housing;

    an ultrasonic element carried by said housing for generating ultrasonic vibration;

    a surgical blade having an elongated edge carried by said housing and coupled to said ultrasonic element for receiving ultrasonic vibration therefrom for vibration in a longitudinal direction parallel to said blade edge;

    a clamp carried by said apparatus in opposition to said blade and along one side thereof for biasing tissue between the clamp and the blade for movement in a direction toward the blade and substantially normal to the longitudinal direction of vibration of said blade; and

    means for selectively displacing said clamp toward and away from said blade.

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