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External fixation device

  • US 4,450,834 A
  • Filed: 08/07/1981
  • Issued: 05/29/1984
  • Est. Priority Date: 10/18/1979
  • Status: Expired due to Term
First Claim
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1. A method of installing a pin extending from the soft tissue and bone of a user substantially parallel with a previously installed pin in an external fixation device comprising the steps of:

  • clamping an exposed free end of said previously installed pin into one aperture of a multi-aperture pin holder;

    inserting a tubular sheath through an adjacent one of said apertures in said pin holder;

    extending said sheath through said soft tissue to contact said bone;

    inserting a drill through said sheath to drill a hole through said bone along an axis parallel to the axis of said sheath;

    removing said drill from said sheath;

    measuring the diameter of said bone at the location of said hole;

    inserting a pin through said sheath and into said hole drilled in said bone;

    withdrawing said sheath from said pin holder while maintaining said pin within said bone; and

    clamping the exposed free end of the newly installed pin into said adjacent aperture in said pin holder.

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