Inclusion Criteria | Exclusion criteria |
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1. Male and non-pregnant female patients 18 years of age or older (women of child-bearing potential must have a negative serum pregnancy test performed within 1-14 days prior to the treatment procedure) suffering from NCST as diagnosed by X-ray, MRI and physical examination. | 1. Patient has a history of uncontrolled severe hypertension (systolic pressure > 180 mmHg, diastolic pressure > 110 mmHg). |
2. Patient has not responded to a standard course of non-pharmacological and non-surgical conservative treatment for a minimum of three weeks. The treatment above consists of: therapeutic exercise, and/or ultrasound, and/or iontophoresis, and/or cryotherapy, and/or immobilization or activity modification. | 2. Patient has unstable or uncontrolled angina, uncontrolled heart failure, or serious uncontrolled ventricular arrhythmias. |
3. Patient has not responded to pharmacological treatment (one course of the standard dose of prescribed analgesic or NSAID) and has had at least one subacromial steroid injection. | 3. Patient has a white blood cell count less than 2,000 or greater than 15,000, or platelet count less than 50,000. |
4. Diagnosis of supraspinatus tendinopathy is only in one shoulder. | 4. Patient has a known bleeding disorder or is currently being treated with anticoagulant therapy. |
5. Patient has free passive range of movement and at least 90 degrees active abduction in the affected shoulder. | 5. Patient is currently being treated with a narcotic or NSAIDs and/or has used analgesics or NSAIDs within the 72 hours prior to the SV. |
6. Patient is willing to participate in the study and return for all scheduled follow-up visits. | 6. Patient has participated in any other shoulder pain treatment research study within 30 days prior to the SV. |
7. Patient is capable of giving, and has given, written informed consent. | 7. Patient had prior shoulder surgery |
8. Patient received prior ESWT for any disease. | |
9. Patient is complaining of pain in both shoulders. | |
10. Patient has malignant tumors, irrespective of location. | |
11. Patient has a cardiac pacemaker implant. | |
12. Patient has anatomy that prevents the focusing of the device into the shoulder in the area of the supraspinatus tendon (e.g., extensive scarring, misalignment of previous fractures, non-unions or delayed fracture healing, congenital malformation, etc.). | |
13. Patient has any upper extremity neurological disorder as diagnosed from focused neurological exam and neurophysiological studies (e.g. thoracic outlet syndrome, reflex sympathetic dystrophy, etc.). | |
14. Patient has a full-thickness rotator cuff tear of any of the rotator cuff tendons as seen on MRI. | |
15. Patient has an acromiohumeral interval less than 7mm as measured on a standard AP X-ray, or severe symptomatic degenerative changes in the glenohumeral or acromioclavicular joint. | |
16. Patient has acute subacromial bursitis as diagnosed by MRI | |
17. Patient has generalized polyarthritis, rheumatoid arthritis. | |
18. Patient is allergic to local anaesthetic. |