Computer-navigated TKA does not lead to clinical outcomes superior to conventional TKA .
Little clinical advantage of computer-assisted navigation over conventional instrumentation in primary total knee arthroplasty at early follow-up
Knee. 2012 Aug;19(4):237-45. Epub 2011 Nov 2921 studies were included this meta-analysis comparing computer assisted surgery (CAS) and nonnavigated TKA. A total of 2333 knees were identified, in which 1225 knees were in the computer-navigated group and 1108 were in the conventional TKA group. Results indicated that computer-navigated TKA was associated with a significantly longer mean operation time. Over 6 months, there were no significant differences between the two groups in knee function and complication rates.
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