A randomized, double-blind, placebo-controlled study of the tricolor ointment for the treatment of osteoarthritic synovitis

INTERVENTION: Control group:Celebre Xand Placebo of the Tricolor ointment;Treatment group:Celebre Xand Tricolor ointment; CONDITION: Synovitis PRIMARY OUTCOME: visual analogue scale;WOMAC OSTEOARTHRITIS INDEX; SECONDARY OUTCOME: Knee Circumference;The range of motion of the knee joint;SF‐36 score; INCLUSION CRITERIA: 1.Clinical criteria: ? pain in the knee ?Crepitus on active movements ? Morning stiffness=30 min; ?Age=50 years ? swelling of knee joint; ? knee joint distension discomfort or pain; ? When the knee joint is straight or completely flexed, the feeling of distension discomfort or pain is significantly aggravated; ?palpable warmth ? Positive patellar tap test, or excessive effusion in knee joint detected by B‐ultrasound or MRI; Patients with ??? and any two other conditions can be diagnosed as knee osteoarthritis synovitis. INCLUSION CRITERIA: ?meeting the above diagnostic criteria;?Age 50‐70 years;?Kellgren‐Lawrence classification belongs to grade 1, 2, 3; (4) The VAS pain score was 4‐7; ? Volunteer to participate in this trial, and sign the informed consent.