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Patellar clamp and reamer with adjustable stop

  • US 5,885,298 A
  • Filed: 11/30/1995
  • Issued: 03/23/1999
  • Est. Priority Date: 02/23/1994
  • Status: Expired due to Term
First Claim
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1. A surgical instrument for the resection of a bone, said surgical instrument comprising:

  • a first jaw member and a second jaw member for clamping a bone therebetween, said first jaw member including a reamer opening defined by a first sidewall having a first diameter;

    a reamer for reaming the bone upon movement of said reamer with respect to said first and second jaw members;

    means for guiding movement of the reamer as said reamer moves relative to said first and second jaw members, said means for guiding movement of said reamer being displaced from said first and second jaw members; and

    means for limiting movement of said reamer upon engagement with said means for guiding;

    said reamer including a cutting blade assembly and a portion mountable for rotation within said means for guiding;

    said means for guiding including an end surface and an axial bore extending from said end surface for receiving said reamer, said axial bore defined by a second sidewall having a second diameter, said first diameter being different from said second diameter; and

    whereinsaid means for limiting movement of said reamer upon engagement with said means for guiding including means for engaging and releasing said reamer so as to adjust the position of said cutting blade assembly with respect to said second jaw member.

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