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Effects of Posterolateral Reconstructions on External Tibial Rotation and Forces in a Posterior Cruciate Ligament Graft by Keith L. Markolf, Benjamin R.

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Presentation on theme: "Effects of Posterolateral Reconstructions on External Tibial Rotation and Forces in a Posterior Cruciate Ligament Graft by Keith L. Markolf, Benjamin R."— Presentation transcript:

1 Effects of Posterolateral Reconstructions on External Tibial Rotation and Forces in a Posterior Cruciate Ligament Graft by Keith L. Markolf, Benjamin R. Graves, Susan M. Sigward, Steven R. Jackson, and David R. McAllister J Bone Joint Surg Am Volume 89(11):2351-2358 November 1, 2007 ©2007 by The Journal of Bone and Joint Surgery, Inc.

2 The combined reconstruction of the lateral collateral ligament (LCL) and the popliteus tendon (POP). Keith L. Markolf et al. J Bone Joint Surg Am 2007;89:2351- 2358 ©2007 by The Journal of Bone and Joint Surgery, Inc.

3 Mean curves of tibial rotation versus knee flexion angle produced by application of 5 N-m of external tibial torque in the fifteen knees, with (1) the popliteus (pop) insertion intact, (2) the popliteus tendon detached from the lateral femoral condyle, and... Keith L. Markolf et al. J Bone Joint Surg Am 2007;89:2351- 2358 ©2007 by The Journal of Bone and Joint Surgery, Inc.

4 Mean curves of resultant force versus knee flexion angle produced by application of 5 N-m of external tibial torque (with the lateral collateral ligament [lcl] intact) in the fifteen knees, with the posterior cruciate ligament (pcl) intact and with a poster... Keith L. Markolf et al. J Bone Joint Surg Am 2007;89:2351- 2358 ©2007 by The Journal of Bone and Joint Surgery, Inc.

5 Mean curves of tibial rotation versus knee flexion angle produced by application of 5 N-m of external tibial torque in the fifteen knees, with (1) all posterolateral structures intact, (2) a lateral collateral ligament (lcl) graft tensioned to 10 or 30 N, (... Keith L. Markolf et al. J Bone Joint Surg Am 2007;89:2351- 2358 ©2007 by The Journal of Bone and Joint Surgery, Inc.

6 Mean curves of tibial rotation versus knee flexion angle produced by application of passive knee extension (with the lateral collateral ligament [lcl] intact) in the fifteen knees, with (1) all posterolateral structures intact, (2) a popliteus (pop) graft t... Keith L. Markolf et al. J Bone Joint Surg Am 2007;89:2351- 2358 ©2007 by The Journal of Bone and Joint Surgery, Inc.

7 Mean curves of resultant force versus knee flexion angle produced by application of 5 N-m of external tibial torque in the fifteen knees, with the posterior cruciate ligament (pcl) intact and with a posterior cruciate ligament graft and (1) all posterolater... Keith L. Markolf et al. J Bone Joint Surg Am 2007;89:2351- 2358 ©2007 by The Journal of Bone and Joint Surgery, Inc.


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