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Osteotomy device and method therefor

  • US 5,254,119 A
  • Filed: 08/23/1991
  • Issued: 10/19/1993
  • Est. Priority Date: 08/23/1991
  • Status: Expired due to Fees
First Claim
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1. An osteotomy guide used in the removal of a wedge shaped piece of bone from a patient'"'"'s leg, said piece of bone having first and second sides that intersect at the apex of the wedge, the angle between said first and second sides being substantially equal to the angle through which said leg must be rotated to correct the leg'"'"'s misalignment, which comprises:

  • block means for establishing a reference alignment with respect to said patient'"'"'s leg;

    external locator means coupled to said block means for locating the positions of said apex and said first and second sides of said bone wedge externally above said patient'"'"'s leg;

    internal locator means coupled to said block means for transferring said positions of the apex and said first and second sides of said bone wedge form said external locator means to corresponding locations inside said bone of said patient'"'"'s leg;

    said block means comprises positioning pin means coupled to said block means for positioning said block means parallel to said bone of said patient'"'"'s leg to establish said reference alignment,said block means further comprises transmittal means for transmitting said positions determined by said external locator means to said internal locator means, said external locator means disposed atop said transmittal means, said internal locator means being integral with said transmittal means; and

    further comprising a plurality of surgical pins;

    said transmittal means further comprises a first column of transverse bores extending therethrough and a plurality of columns of oblique bores extending therethrough, said oblique bores being aligned with said transverse bores and said columns of oblique bores positioned at predetermined angles from said first column of transverse bores, said transverse and oblique bores being sized to receive said surgical pins, and said columns of transverse bores and oblique bores are aligned so as to form an upper row of bores and a lower row of bores.

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