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Method of making an intervertebral reamer

  • US 5,062,845 A
  • Filed: 05/10/1989
  • Issued: 11/05/1991
  • Est. Priority Date: 05/10/1989
  • Status: Expired due to Term
First Claim
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1. A method of making a surgical tool for use in spinal stabilization in a mammal spine where said spine has contiguous vertebra, each including a body portion, said body portions being of generally predetermined dimension and spaced apart by a layer of tissue of generally predetermined dimension, said method comprising:

  • providing a tool body having an operator engaging end and a distal end;

    sizing said distal end to have external dimensions selected for said distal end to be inserted within an animal body and located against said layer;

    providing cutting means on said distal end for cutting at least a portion of said layer and at least a portion of said body portions to form a chamber within said contiguous vertebra and layer, and with said chamber sized greater than said external dimension; and

    providing control means for controlling a depth of cut of said cutting means between at least a first position with said cutting means retained within said external dimensions and at least a second position with said cutting means extended to form said chamber.

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