The Post-operative Effect of Applying Drainage on Total Knee Arthroplasty

Study on the Post-operative Effect of Applying Drainage on Total Knee Arthroplasty

This multicenter clinical trial aims to investigate the exact effect of drainage use for osteoarthritis patients in total knee arthroplasty (TKA) on post-operative performance.

This is a multicenter,open-label randomized controlled trail. A total of 100 participants will receive same perioperative treatment schedule, and all surgeries will be carried out by the same surgeon. Among all the participants, 50 patients will be randomly assigned to the experiment group in which a drainage will be applied during the surgery, while another 50 patients will be randomly assigned to the control group without a drainage application in the surgery.Data on perioperative bleeding volume, swelling of lower extremities, pain score will be collected and analysed.

Inclusion Criteria:

• Ready to receive single-side TKA
• Be evaluated as ASA 1-2 degree before operation

Exclusion Criteria:

• coagulation disorder
• peripheral vessel diseases
• contraindication of surgery