Timing of tourniquet release does not affect haemostasis in TKA .
Timing of Tourniquet Release in Total Knee Arthroplasty When Using a Postoperative Blood Salvage Drain
J Arthroplasty. 2009 Jun;24(4):539-42. Epub 2008 Apr 1137 patients with osteoarthritis of the knee and undergoing total knee arthroplasty (TKA), were randomized to receive a blood salvage drain with either an early or late tourniquet release. The goal of this study was to compare the effects or tourniquet release time on hemostasis. The results indicated that tourniquet release time had no significant effects on post-operative hematocrit loss, total blood loss, or need for blood transfusion.
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