ACE Report #10565
Ace Report Cover Arthroplasty

No apparent benefit of PSI over standard instrumentation for clinical or radiological outcome in TKA

Study Type:Randomized Trial
OE Level Evidence:2
Journal Level of Evidence:N/A

No improvement in reducing outliers in coronal axis alignment with patient-specific instrumentation

Knee Surg Sports Traumatol Arthrosc. 2018 Sep;26(9):2788-2796. doi: 10.1007/s00167-017-4741-1

Contributing Authors: F Lampe T Pfitzner H Hommel CJ Marques U Maus D Scheunemann D Lazovic D Vogel M Haunschild

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157 patients scheduled for total knee arthroplasty were randomized to surgery completed with either the use of patient specific instrumentation or standard instrumentation. Patients were assessed at 3 months postoperatively, with the primary outcome being the rate of outliers in coronal lower limb alignment, defined as a deviation of 3 or more degrees from neutral. Results demonstrated a significa...

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