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Internal Fixation of Dorsally Displaced Fractures of the Distal Part of the Radius by Andrew A. Willis, Keiji Kutsumi, Mark E. Zobitz, and William P. Cooney.

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Presentation on theme: "Internal Fixation of Dorsally Displaced Fractures of the Distal Part of the Radius by Andrew A. Willis, Keiji Kutsumi, Mark E. Zobitz, and William P. Cooney."— Presentation transcript:

1 Internal Fixation of Dorsally Displaced Fractures of the Distal Part of the Radius by Andrew A. Willis, Keiji Kutsumi, Mark E. Zobitz, and William P. Cooney J Bone Joint Surg Am Volume 88(11):2411-2417 November 1, 2006 ©2006 by The Journal of Bone and Joint Surgery, Inc.

2 Photograph showing the oblique-gap dorsal osteotomy that was created in the synthetic bone model along with the attached linear displacement transducer that was used to measure fracture gap motion on the dorsal cortex. Andrew A. Willis et al. J Bone Joint Surg Am 2006;88:2411- 2417 ©2006 by The Journal of Bone and Joint Surgery, Inc.

3 Photograph showing the internal fixation constructs that were tested in the present study. Andrew A. Willis et al. J Bone Joint Surg Am 2006;88:2411- 2417 ©2006 by The Journal of Bone and Joint Surgery, Inc.

4 Photograph illustrating the loading forces that were applied during testing in (A) axial compression, (B) dorsal bending, and (C) volar bending. Andrew A. Willis et al. J Bone Joint Surg Am 2006;88:2411- 2417 ©2006 by The Journal of Bone and Joint Surgery, Inc.

5 Photograph showing the segmental bone gap that was created in specimens with the dorsal pi- plate implant following testing with volar cortex apposition. Andrew A. Willis et al. J Bone Joint Surg Am 2006;88:2411- 2417 ©2006 by The Journal of Bone and Joint Surgery, Inc.

6 Graph illustrating the axial compressive stiffness for the six configurations that were tested. Andrew A. Willis et al. J Bone Joint Surg Am 2006;88:2411- 2417 ©2006 by The Journal of Bone and Joint Surgery, Inc.

7 Graph illustrating the dorsal and volar bending stiffness of the six configurations that were tested. Andrew A. Willis et al. J Bone Joint Surg Am 2006;88:2411- 2417 ©2006 by The Journal of Bone and Joint Surgery, Inc.


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