To compare the effect between acupoint application of 
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. On the basis of the treatment as the control group, acupoint application of 
The VAS scores 3, 5 and 7 days into treatment were lower than those before treatment in the two groups (
Acupoint application of 