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Minimum effective dose of ropivacaine for ultrasound-guided median nerve block

Study on the effective dose of ropivacaine for ultrasound guided median nerve block

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200062141
Enrollment
Unknown
Registered
2022-07-25
Start date
2022-07-22
Completion date
Unknown
Last updated
2023-04-03

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

Conditions

Trigger finger

Interventions

Case series:Ropivacaine, sequential method

Sponsors

Department of Surgical anaesthesia, Children's Hospital of Chongqing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
1 Years to 12 Years

Inclusion criteria

Inclusion criteria: 1.Children who underwent thumb trigger finger surgery at the Children's Hospital Affiliated to Chongqing Medical University 2.Children aged 1-6 years were included in ASA grades I-II.

Exclusion criteria

Exclusion criteria: 1.Abnormal coagulation, 2.Presence of upper limb nerve injury, 3.There is a history of infection at the puncture site 4.Ropivacaine allergy is known, 5.History of upper respiratory tract infection, 6.Parents refused to participate in this experimental study.

Design outcomes

Primary

MeasureTime frame
90% minimum effective concentration;90% minimum effective capacity;Half effective concentration;Half effective capacity;95% minimum effective concentration;95% minimum effective capacity;99% minimum effective concentration;99% minimum effective capacity;

Countries

China

Contacts

Public ContactYang Fei, Tu Shengfen
270859993@qq.com+86 13648314370

Outcome results

None listed

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