Patent ID: 8216242
Filing Date: 2012-07-10
Classification: A61B

Abstract:
1. A patellar resurfacing clamp comprising: a first part having a first surface engageable with a surface of the patella and including a second surface spaced from said first surface; a second part moveable with respect to the first part along a first axis; a patella cutting element coupled to said first part and moveable with respect to said first part along the first axis, said cutting element having a shaft the shaft having an end flange having a stop surface spaced from the first part first surface along the first axis through the shaft and an adjustable collar mounted on the shaft for movement with respect to the first axis of the shaft between the first part second surface and the flange stop surface, said adjustable collar on said shaft having a first stop surface engageable with said second surface on said first part for spacing said cutting element a distance from said first part first surface and the adjustable collar having a second surface spaced from the collar first stop surface axially along the shaft; and at least one movable gage element moveable in a direction perpendicular to the first axis insertable between either the first stop collar surface to set the distance between said first stop surface on the adjustable collar and said second surface of said first part or insertable between the flange stop surface and the collar second surface for selectively setting the position of said adjustable collar on said shaft with respect to the first surface contacting the patella based on either the amount of patella bone being removed or the amount of patella remaining.