A prospective randomized clinical trial: precision superior trunk block combined with monitoring anesthesia to improve the anesthetic quality of shoulder arthroscopic surgery

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000036608

Enrollment

Unknown

Registered

2020-08-24

Start date

2021-03-01

Completion date

Unknown

Last updated

2022-10-04

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

Conditions

perioperative anesthesia and ananlgesia for shoulder arthroscopic surgery

Interventions

control group:Superior trunk block, 0.5% ropivacaine, 15ml

trial group:Superior trunk block with sandwich-injection technique, 0.25% ropivacaine, 10ml

Eligibility

Sex/Gender

All

Age

46 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Aged from 46 to 80 years. 2. ASA I-III . 3. Shoulder arthroscopy in the department of orthopaedics.

Exclusion criteria

Exclusion criteria: 1. Complicated with chronic obstructive pulmonary disease, old cerebral infarction, diabetes,transient ischemic attack, sleep apnea syndrome. 2. Contraindications for nerve block. 3. The score of acupuncture pain test in the dominant area of C5 and C6 nerve roots (lateral and triangular area of upper arm) was less than 1 (0, no sensory block; 1, partial sensory block; 2, complete sensory block) after 30 min block, 4. Loss of follow-up. 5. Convert into endotracheal intubation general anesthesia.

Design outcomes

Primary

Measure	Time frame
diaphragm muscle mobility;postoprative pain scores;	—

Secondary

Measure	Time frame
Grip strength;	—

Countries

China

Contacts

Public ContactYonghua Li

Shanghai Changzheng Hospital

liyonghua1207@126.com+86 21 81885828; +86 13795439726

Outcome results

None listed

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