Patent ID: 6638235
Filing Date: 2003-10-28
Classification: A61B

Abstract:
A tissue cutting device comprising:an elongated handpiece defining an elongated channel on an outer surface of said handpiece; a cannula hub mounted to said handpiece and having a fluid port; a tube connected at one end to said fluid port and having an opposite end connectable to a fluid source, said tube disposed within said elongated channel and sized to be recessed within said channel relative to said outer surface; an outer cannula supported at a proximal end by said cannula hub and defining a tissue-receiving opening adjacent a distal end thereof, and a lumen between said proximal and distal ends in fluid communication with said fluid port of said cannula hub; and an inner cutting member slidably disposed within said lumen of said outer cannula and defining a cutting edge at a distal end thereof operable to sever tissue projecting through said tissue-receiving opening.