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Knee Replacement

CT navigation associated with improved UKR outcome

Published in Medical Devices and Surgical Technology Week, October 17th, 2004

Computed tomography (CT)-aided navigation is associated with improved outcome for unicompartmental knee replacement (UKR).

In a study from Germany, two groups of 20 UKR patients "each were operated either using a CT-free navigation system or the conventional minimal invasive technique."

"Radiographic assessment of postoperative alignment was performed by long-leg coronal and lateral radiographs," noted L. Perlick and coauthors at the University of Regensburg. "The results revealed a significant difference between the two groups in favor of navigation."

"In the computer-assisted group, 95% of UKRs were in a range of 4-0 degrees...

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