Patient-specific vs. conventional instrumentation TKA: similar effect on implant rotation .
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original publication.
Rotation in total knee arthroplasty: no difference between patient-specific and conventional instrumentation
Knee Surg Sports Traumatol Arthrosc. 2013 Oct;21(10):2213-940 patients, between the ages of 50 and 85, who were unresponsive to conservative treatment and were scheduled to receive total knee arthroplasty (TKA), were randomly assigned into 1 of 2 groups to test the effect of patient-specific instrumentation (PSI) on accuracy and rotational alignment in TKA. Patients received treatment with PSI or through a conventional TKA. Results indicated that PSI did not have a significant effect on the rotational alignment in patients following TKA.
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