Study on the minimum effective concentration and volume of ropivacaine for brachial plexus block in children

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2000039676

Enrollment

Unknown

Registered

2020-11-05

Start date

2020-11-02

Completion date

Unknown

Last updated

2021-02-16

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

Conditions

Open upper extremity surgery in children

Interventions

Ropivacaine pharmacodynamics Group:Ropivacaine

Eligibility

Sex/Gender

All

Age

1 Years to 6 Years

Inclusion criteria

Inclusion criteria: A. The children who received unilateral open upper limb surgery at the children's Hospital affiliated to Chongqing Medical University; B. Children aged 1-6 years were included in ASA grade I-II.

Exclusion criteria

Exclusion criteria: a. Abnormal coagulation function; b. Nerve injury of upper extremity; c. The puncture site has a history of infection; D. Known allergy to ropivacaine; e. History of upper respiratory tract infection; f. Parents refused to participate in the study.

Design outcomes

Primary

Measure	Time frame
MEC90;MEV90;	—

Countries

China

Contacts

Public ContactYang Fei

Department of Surgical Anaesthesia, Children's Hospital of Chongqing Medical University

270859993@qq.com+86 13648314370

Outcome results

None listed

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