[Effect of acupoint application of formula combined with local cold compress on swelling and pain after knee arthroscopy in patients with knee osteoarthritis].

Objective: To compare the effect between acupoint application of formula combined with local cold compress and simple local cold compress on swelling and pain after knee arthroscopy in patients with knee osteoarthritis (KOA).

Methods: A total of 62 KOA patients with knee swelling after knee arthroscopy were randomly divided into an observation group and a control group, 31 cases in each group. In the control group, cold compress was adopted after surgery, 3 times a day.