The Clinical Efficacy of Meridian Massage on Knee Osteoarthritis Patients with Stomach Meridian of Foot-Yangming Type

INTERVENTION: Experimental Group:Conventional massage therapy + Meridian therapy;Control Group:Routine Tuina Therapy; CONDITION: Knee osteoarthritis PRIMARY OUTCOME: Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC); SECONDARY OUTCOME: The musculoskeletal ultrasound imaging of the affected knee joint.;Lequesne Inde XScore;quadriceps muscle tone; INCLUSION CRITERIA: (1) Western medical diagnosis meets the diagnostic criteria for knee osteoarthritis; (2) Traditional Chinese medical pattern identification conforms to the diagnosis of knee osteoarthritis of thetype; (3) K‐L grading is Grade 1 to Grade 3; (4) The participant is in good physical condition and can walk independently without the use of assistive devices; (5) The participant is aged between 50 and 80 years old, with no restriction on gender; (6) The participant understands, agrees to participate in the study, and has signed the informed consent form.