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Observational Study on Ultrasound-Guided Infraspinatus-Teres Minor Fascial Plane Block in Arthroscopic Shoulder Surgery

Observational Study on Ultrasound-Guided Infraspinatus-Teres Minor Fascial Plane Block versus Interscalene Brachial Plexus Block in Arthroscopic Shoulder Surgery

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500115568
Enrollment
Unknown
Registered
2025-12-29
Start date
2025-12-30
Completion date
Unknown
Last updated
2026-01-05

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

Conditions

Post-arthroscopic shoulder pain

Interventions

Interscalene Brachial Plexus Block Group:N/A
Infraspinatus-Teres Minor Fascial Plane Block Group :N/A

Sponsors

Shanghai Tongren Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
40 Years to 70 Years

Inclusion criteria

Inclusion criteria: Patients aged 40–70 years scheduled for elective arthroscopic shoulder surgery (e.g., rotator cuff repair). · ASA (American Society of Anesthesiologists) physical status class II–III. · Normal preoperative sensory and motor function in the upper limbs. The patient and their family agree to participate in the study and have provided written informed consent.

Exclusion criteria

Exclusion criteria: Known allergy to amide local anesthetics. · Local infection or bleeding tendency at the shoulder or neck site. · History of brachial plexus injury or previous surgery in the supraclavicular region. · Severe pulmonary disease (e.g., COPD, uncontrolled asthma) or phrenic nerve pathology (due to the risk of diaphragmatic paralysis from ISB potentially exacerbating respiratory compromise). · BMI >35 or <18 (as extreme obesity or low body weight may affect drug distribution). · Pregnant women. · Inability to cooperate with postoperative pain score assessments.

Design outcomes

Primary

MeasureTime frame
Patient pain intensity score within 48 hours postoperatively;

Countries

China

Contacts

Public ContactChunxue Xu

Shanghai Tongren Hospital

mxu4468@gmail.com+86 21 5203 9999

Outcome results

None listed

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