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Apparatus for engaging a hook assembly to a spinal column

  • US 4,411,259 A
  • Filed: 11/24/1981
  • Issued: 10/25/1983
  • Est. Priority Date: 02/04/1980
  • Status: Expired due to Term
First Claim
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1. Apparatus comprising hooks, a rod and a windowed hook holder, said windowed hook holder comprising two shank members operably connected by hinge means, said hinge means providing scissor action between the shank members, said shank members each having first and second ends, the first ends of the shank members forming two opposing jaws for firmly grasping said hooks, said jaws of said hook holder containing two opposing purchasing nubs for engaging mating openings in the sides of said hooks to firmly hold said hooks, the area behind the jaws consisting of an enlarged opening forming a window, said window opening cooperating with said jaws and being of sufficient size to allow passage through the opening of said rod when said jaws are grasping an object, said second ends of said shank members each forming means facilitating grasping of said shank members, each said shank member further including interengageable releasable locking means located between said facilitating means and said hinge means for locking the scissor action of said shank members in a fixed position, so that an object can be firmly held in the jaws without having to maintain pressure on the facilitating means of said shank members.

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