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Self-locking screws for medical implants

  • US 20080177330A1
  • Filed: 10/24/2006
  • Published: 07/24/2008
  • Est. Priority Date: 10/24/2006
  • Status: Abandoned Application
First Claim
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1. A self-locking surgical screw assembly for fastening a medical implant to a bone comprisinga screw having a non-threaded head affixed to a shank,a threaded portion on the shank,a neck portion on the shank disposed between the head and the threaded portion, anda locking device externally affixed to or disposed on the head and/or neck,wherein the locking device is lockingly engaged with the head and/or neck of the screw when the screw is in fastening engagement with the medical implant and the bone.

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