
Arthroplasty
AAOS2019: No effect of closed suction IA drain on quad strength and knee joint effusion after TKA
29 patients scheduled for same-day bilateral total knee arthroplasty (TKA) were randomized to receive a closed suction intraarticular (IA) drain (CSD) in one knee and a subcutaneous drain without suction in the other knee. The primary outcome of interest was quadriceps strength in the first 3 months after surgery. Secondary outcomes included IA effusion, lower limb swelling, range of motion, and pain. Results found no significant differences in all outcomes at 3 months between the two groups.
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