Body Heat Activated for Continuous Compression

The WishBone Medical Memory Staple is a form of fixation for arthrodesis, osteotomy and fracture fixation.1, 2 Available in 22 sizes, a wide selection makes the Memory Staple ideal for most applications in the foot, ankle, hand and wrist.

Low profile design: Only the bridge portion of the Memory Staple stays above the bone, maintaining a low profile.

DYNAMIC COMPRESSION
Made from Nitinol memory alloy, the Memory Staple is fully activated at 98.6°F (37°C), patient body temperature.* Nitinol staples have been shown to produce dynamic compression over time.
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1.   T.J. Chang and B.D. Overley,  “An In Vitro Comparative Study of Screw and Nitinol Staple Compression: A Model Showing Active ‘Dynamic’ Compression,” Presented at the American College of Foot & Ankle Surgeons 65th Annual Scientific Conference, Orlando, FL, March 2007.

2.   Farr, D., Karim, A., Lutz, M. et al. A biomechanical comparison of shape memory compression staples and mechanical compression staples: compression or distraction?. Knee Surg Sports Traumatol Arthrosc 18, 212–217 (2010). https://doi.org/10.1007/s00167-009-0887-9