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Patient Specific Instrumentation Improved Outcomes But Wasn't Superior To Conventional TKA

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Ace Report Cover
June 2025

Patient Specific Instrumentation Improved Outcomes But Wasn't Superior To Conventional TKA

Vol: 307| Issue: 6| Number:15| ISSN#: 2564-2537
Study Type:Therapy
OE Level Evidence:1
Journal Level of Evidence:1

Patient-specific instrumentation improved clinical outcome and implant survival but is not superior compared to conventional total knee arthroplasty: Ten years follow-up of a multicenter double-blind randomized controlled trial.

Knee Surg Sports Traumatol Arthrosc. 2025 Apr;33(4):1371-1377.

Contributing Authors:
DMJ Theeuwen IM Dorling J Most RAM van Drumpt W van der Weegen TJM Welting MGM Schotanus B Boonen

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Synopsis

A total of 180 patients with knee osteoarthritis were randomized to receive either patient-specific instrumentation (PSI) (n=90) or conventional instrumentation (CI) (n=90) during total knee arthroplasty. The primary outcome of interest was the difference in patient-reported outcome measures (PROMs), including the Oxford Knee Score (OKS), Western Ontario and McMaster Universities Osteoarthritis In...

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