Patent ID: 8048079
Filing Date: 2011-11-01
Classification: A61B

Abstract:
1. A method of conducting arthroscopic surgery comprising: inserting a retrograde cutting instrument into a joint cavity in the vicinity of at least a bone, the cutting instrument having a proximal end and a distal end, the cutting instrument comprising an outer tube having a distal end, and an inner tube located within the outer tube, attaching a blade to the cutting instrument within the joint cavity so that the blade releasably engages a locking mechanism of the distal end of the outer tube and is releasably secured between the inner tube and the distal end of the outer tube, the blade having a circular, disk-shaped configuration and comprising two opposed sides with two opposed surfaces, only one of the two opposed surfaces being a cutting surface provided with a plurality of teeth and facing the proximal end of the cutting instrument; and forming a socket into the bone in a retrograde manner, using the cutting instrument.