Inclusion Criteria:  pain around the shoulder, a positive impingement sign, imaging diagnosis of rotator cuff pathology without complete tear do not respond to conservative therapy or rehabilitation for at least 3 months age between 35 and 80 years, who sign the informed consent form.  Exclusion Criteria:  rheumatic diseases, SLE, diabetic neuropathy, glenohumeral osteoarthritis, full-thickness cuff tears, fractures, infections, or tumors received a subacromial injection within 3 weeks pregnant or want to become pregnant. arrhythmia, pacemaker, coagulopathy, or malignancy