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Hyaluronic Acid Injection Combined With Rehabilitation for Frozen Shoulder
Sponsor: Tri-Service General Hospital
Summary
This randomized controlled trial evaluates the clinical efficacy of ultrasound-guided intra-articular hyaluronic acid injection combined with rehabilitation in patients with adhesive capsulitis (frozen shoulder). Participants were randomly assigned to either an injection plus rehabilitation group or a rehabilitation-only group. The injection group received ultrasound-guided intra-articular hyaluronic acid once weekly for three weeks, along with a standardized rehabilitation program for six weeks. The control group received the same rehabilitation program without injection. Clinical outcomes were assessed at multiple time points, including baseline, 4, 6, 8, and 12 weeks. The primary outcome was the change in the Shoulder Pain and Disability Index (SPADI) total score. Secondary outcomes included SPADI pain and disability subscales, as well as shoulder range of motion. The trial was registered retrospectively at ClinicalTrials.gov (NCT07570095) after study completion due to administrative oversight. The study was conducted in accordance with the protocol approved by the Tri-Service General Hospital Institutional Review Board (approval no. C202205160) prior to enrollment. The IRB-approved protocol specified the eligibility criteria and outcome measures reported in this record; discrepancies in the initial registry entry have been corrected in this amendment.
Official title: Clinical Outcomes of Ultrasound-Guided Intra-Articular Hyaluronic Acid Injection Combined With Rehabilitation in Adhesive Capsulitis: A Randomized Controlled Trial
Key Details
Gender
All
Age Range
40 Years - 70 Years
Study Type
INTERVENTIONAL
Enrollment
60
Start Date
2025-02-05
Completion Date
2026-04-28
Last Updated
2026-05-15
Healthy Volunteers
No
Conditions
Interventions
Hyaluronic Acid (HA)
Non-cross-linked hyaluronic acid (10 mg/mL) administered via ultrasound-guided intra-articular injection into the affected shoulder joint once weekly for 3 weeks.
Rehabilitation
Supervised physical therapy program including joint mobilization, stretching, and strengthening exercises, conducted twice weekly for 6 weeks.
Locations (1)
Tri-Service General Hospital
Taipei, Taipei, Taiwan