Asnis® III

Screw system

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Cannulated Screw Systems

Stanley Asnis, MD invented the cannulated screw in the 1980’s, which became a major facilitator for advancing minimally invasive surgery in orthopaedics.1, 2  The Asnis Cannulated Screw System continues to offer foot & ankle surgeons an extensive range of lengths and diameters for a multitude of procedural purposes.

  • Full range of size options – Ø4.0, 5.0, 6.5, 8.0
  • Low profile screw head may reduce potential for soft-tissue irritation and offers improved external aesthetics
  • Self-drilling/self-tapping design 

Education


Lapidus Procedure for Hallux Valgus Correction
This video depicts a correction of a hallux valgus deformity using a lapidus procedure, a fusion of the first metatarsal with the medial cuneiform. The demonstration is performed by Dr. Kai Olms. The procedure uses a Stryker Asnis III 4.0mm cannulated screw and a VariAx Foot oblique t-plate.

Resources


Procedures



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References:

  1. European Patent 134514
  2. Browner, Bruce D. M.D (1996). Introduction. In: Asnis, Stanley E. and Kyle, Richard F. (editors). Cannulated Screw Fixation, Principles and Operative Techniques. Springer p.ix

Stryker Corporation or its divisions or other corporate affiliated entities own, use or have applied for the following trademarks or service marks: Asnis, Stryker, VariAx. All other trademarks are trademarks of their respective owners or holders.