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Effective volume of ropivacaine plus dexmedetomidine required for ultrasound-guided infraclavicular brachial plexus block

Effective volume of ropivacaine plus dexmedetomidine required for ultrasound-guided infraclavicular brachial plexus block

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-OOC-15005869
Enrollment
Unknown
Registered
2015-01-22
Start date
2015-02-28
Completion date
Unknown
Last updated
2017-04-18

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

Conditions

ultrasound-guided infraclavicular brachial plexus block

Interventions

A:0.375% ropivacaine 20 ml plus dexmedetomidine 20ug
B:0.375% ropivacaine 25 ml plus dexmedetomidine 20ug
C:0.375% ropivacaine 30 ml plus dexmedetomidine 20ug
D:.375% ropivacaine 35 ml plus dexmedetomidine 20ug
E:0.375% ropivacaine 40 ml plus dexmedetomidine 20ug

Sponsors

The Second Affiliated Hospital of Wenzhou Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 75 patients to be confirmed as the American Society of Anesthesiologists physical status I–II, aged between 18 and 60 yr and scheduled for forearm and hand surgery.

Exclusion criteria

Exclusion criteria: Exclusion criteria were pregnancy,severe pulmonary disease, coagulopathy, patient allergy to local anesthetic drugs, and inability to consent to participate in the study.

Design outcomes

Primary

MeasureTime frame
Sensory block;Motor block;—

Secondary

MeasureTime frame
The onset time of sensory block;The onset time of motor block;Blood pressure, heart rate and oxygen saturation;Adverse events;—

Countries

China

Contacts

Public ContactXiaowei Qian
qxwzhejiangedu@163.com+86 18267791998

Outcome results

None listed

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