A Study on the Clinical Efficacy and Mechanism of Non-surgical Therapy for the Treatment of Cervical, Shoulder, Waist, and Leg Pain

INTERVENTION: Acupuncture Group:Balanced Acupuncture Point Selection Therapy: For cervical pain, select the cervical pain point; for shoulder pain, select the shoulder pain point; forpain, select thepain point; for knee pain, select the knee pain point; for ankle pain, select the ankle pain point. Operation: Routine disinfection, acupuncture needles (0.35×75mm), 3 treatments per week, with a 1‐day interval between treatments, for a total of 2 weeks.;Low‐frequency neuroelectrical stimulation group:Use a certified low‐frequency neuroelectric stimulator, with electrode patches applied to the area of most significant pain or the nerve root distribution area. Parameters: frequency 100 Hz, pulse width 100 µs, intensity should be adjusted to induce a noticeable tingling sensation without pain. Each treatment lasts 20 minutes. The frequency and course of treatment are the same as the acupuncture group.;Combination Therapy Group:Acupuncture therapy (same as Group A) plus low‐frequency neural electrical stimulation therapy (same as Group B), with a 30‐minute interval between the two treatment methods, three times a week, for a total of 2 weeks.; CONDITION: Knee pain, neck pain, lower back pain, ankle pain PRIMARY OUTCOME: Visual Analog Scale; SECONDARY OUTCOME: Western Ontario and McMaster Universities Osteoarthritis Index;Japanese Orthopaedic Association Scores;Oswestry Disability Index;American Orthopaedic Foot and Ankle Society;Lysholm Knee Score Scale; INCLUSION CRITERIA: 1. Meets the generally accepted diagnostic criteria for any one of the following conditions: cervical, shoulder, lumbar, knee, or ankle disorders, with a clear identification of the affected area (involving a single or multiple areas, with the primary painful area as the basis for grouping); 2. Aged between 18 and 65 years, with no restriction on gender; 3. Disease duration of 1 week to 1 year, with pain (Visual Analog Scale score =4 points), and no acupuncture or electrical stimulation therapy received in the past month; 4. Able to understand and cooperate with the treatment, assessment, and follow‐up procedures; 5. Voluntarily signs the informed consent form and adheres to the requirements of the study protocol.