Variable locking stabilizer anchor seat and screw

CAFC
  • US 5,466,237 A
  • Filed: 11/19/1993
  • Issued: 11/14/1995
  • Est. Priority Date: 11/19/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. A bone interface anchor for use with an elongated stabilization member said anchor comprising;

  • a seat means having retaining means for retaining said stabilization member and compression means for compressively securing said stabilization member within said retaining means, andbone fixation means which secure said anchor member relative to said bone interface, said seat means having a means to form a mating cooperation with said fixation means such that said seat means can be variably positioned relative to said fixation means, and said seat means and said fixation means having means to form a locking interface whereby said stabilization member may be selectively compressively loaded into a cooperation with said fixation means by said compression means so as to lock the relative position between said seat means and said fixation means.

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