Clinical study on the maximum volume of supiror trunk block to avoid diaphragmatic paralysis and the minimum volume to achieve surgical anesthesia during shoulder arthroscopy

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200059042

Enrollment

Unknown

Registered

2022-04-23

Start date

2022-05-05

Completion date

Unknown

Last updated

2024-02-05

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

Conditions

Anesthesia for shoulder arthroscopy

Interventions

Group A:0.25% ropivacaine volume increase or decrease

Group B:0.25% ropivacaine volume increase or decrease

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 orthopedics.

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.

Design outcomes

Primary

Measure	Time frame
Diaphragm muscle mobility;Postoprative pain scores;Grip strength;	—

Countries

China

Contacts

Public ContactLi Yonghua

Shanghai Changzheng Hospital

liyonghua1207@126.com+86 13795439726

Outcome results

None listed

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