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The clinical effect of bupivacaine liposome for suprascapular nerve block on pain relief and functional recovery after arthroscopic capsular release for frozen shoulder: A randomized, double-blind, controlled trial.

The clinical effect of bupivacaine liposome for suprascapular nerve block on pain relief and functional recovery after arthroscopic capsular release for frozen shoulder: A randomized, double-blind, controlled trial.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500111501
Enrollment
Unknown
Registered
2025-10-31
Start date
2025-11-01
Completion date
Unknown
Last updated
2025-11-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Frozen Shoulder

Interventions

Bupivacaine liposome group:Liposomal bupivacaine was administered intraoperatively for suprascapular nerve block.
Ropivacaine group:Ropivacaine was administered intraoperatively for suprascapular nerve block.

Sponsors

Affiliated Hospital of Southwest Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 70 Years

Inclusion criteria

Inclusion criteria: 1 Patients aged 30–70 years who are diagnosed with frozen shoulder and scheduled to undergo arthroscopic capsular release; 2 Preoperative pain score (VAS) >= 4; 3 Voluntarily sign the informed consent form before surgery; 4 Expected to comply with the study follow-up requirements.

Exclusion criteria

Exclusion criteria: 1 Patients with known allergy to local anesthetics or liposomal bupivacaine; 2 Patients with severe cardiac, hepatic, or renal dysfunction; 3 Pregnant or lactating women; 4 Patients who used opioid analgesics before surgery; 5 Patients with concomitant rotator cuff injury or other shoulder disorders; 6 Any other condition deemed unsuitable for participation in the study.

Design outcomes

Primary

MeasureTime frame
Pain score;Shoulder function;

Secondary

MeasureTime frame
General postoperative conditions (blood pressure, heart rate, body temperature);Incidence of postoperative adverse events (bleeding, vomiting, etc.);The number of people using analgesic drugs and the dosage;Comfort level at each time point;Evaluation of sleep quality;

Countries

China

Contacts

Public ContactLiZhong

Affiliated Hospital of Southwest Medical University

545890312@qq.com+86 133 7825 2978

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026