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High-intensity Laser Therapy Versus Extracorporeal Shock Wave on Tendon Thickness and Occupation Ratio In Patients With Chronic Supraspinatus Tendinopathy
Sponsor: Cairo University
Summary
This study will be conducted to investigate the difference between high-intensity laser and extracorporeal shock wave on supraspinatus tendon thickness, subacromial space, occupation ratio, shoulder pain intensity, shoulder range of motion (ROM), hand strength, and functional disability in patients with chronic supraspinatus tendinopathy.
Key Details
Gender
All
Age Range
18 Years - 50 Years
Study Type
INTERVENTIONAL
Enrollment
69
Start Date
2026-06-30
Completion Date
2027-04-25
Last Updated
2026-06-25
Healthy Volunteers
No
Conditions
Interventions
High-intensity Laser Therapy
the patients will receive HILT with peak power 3kW, intensity 15000W/cm and energy per pulse 350 mj) at supraspinatus tendenopathy.The treatment consisted of 3 phases in each session. the initial phase will be rapid manual scanning (100 cm2/30s) of the anterior joint line of the shoulder with one shot of 850 mj at frequency of 30 Hz. The scanning will be performed parallel to the joint line, with the patient arm internally rotated on the posterior scan and externally rotated on the anterior scan. the intermediate phase will be a fixed scan phase , with one -shot emission of 350mj at a frequency of 20-25Hz. plus conventional therapy
Extracorporeal Shock Wave
patients will be sitting with shoulder abduction at 45 and elbow flexed and the forearm rested on flat surface and shock wave applicator directed in the most tender point near the insertion at the greater tubrosity under acromion with 2000 impulses, and energy flex density of 0.22mj/mm , pulse rate 10/sec and frequency 1-15 Hz plus conventional therapy
conventional therapy
will receive Conventional physical therapy in form of stretching exercise of posterior shoulder capsule, passive stretching exercise, will be done only 3 times with holding time 30 sec and 10 sec rest period between repetitions , strengthing exercise consists of 3 exercises all have been recommended as essential for any shoulder rehabilitation program. These exercise include shoulder flexion, scaption and horizontal extension. for each exercise, a 10-repetition maximum for 3 sets with 60 sec rest between every set + TENS and hot back.