Patent ID: 9113943
Filing Date: 2015-08-25
Classification: A61B

Abstract:
1. An ultrasonic surgical instrument, comprising: a housing having an elongated shaft extending therefrom, the shaft defining a longitudinal axis therethrough and having a jaw member disposed at a distal end thereof, the jaw member defining a first tissue-contacting surface; and a cutting blade extending from the distal end of the shaft adjacent the jaw member and operably coupled to the housing, the cutting blade including a first portion formed of a porous ceramic material and a second portion formed of a non-porous material, the second portion defining a second tissue-contacting surface, wherein the jaw member is movable relative to the cutting blade between an open configuration and a clamping configuration, and wherein, in the clamping configuration, the jaw member is configured to clamp tissue against the second portion of the cutting blade such that tissue contacts and is held between the first and second tissue-contacting surfaces, the first portion of the cutting blade configured to cool the second portion of the cutting blade while the second portion of the cutting blade treats tissue clamped between the first and second tissue-contacting surfaces.