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Gender differences in relative potency of low epidural ropivacaine for motor block

Comparison of relative potency of low epidural ropivacaine for motor block in men and women

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-RNRC-13004055
Enrollment
Unknown
Registered
2013-12-07
Start date
2014-01-16
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

motor block

Interventions

case series:low epidural anesthesia

Sponsors

The First Affiliated Hospital of College of Medicine, Zhejiang University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: ASA I/II physical status, age 18-65years, height 160-170cm, weight 50-70kg, BMI 18.5-24, undergoing elective great saphenous vein ligation and stripped on lower limb.

Exclusion criteria

Exclusion criteria: local infection in the patient's caudal region, aspirin ingestion during the previous week, bleeding diathesis, preexisting neuralgic or obvious spinal disease, used to have spinal anesthesia, hypersensitivity to amide local anesthetics, clinically significant peripheral arteriosclerosis, oral administration of contra-ceptives, preexisting motor dysfunction, inability to perform a preoperative straight leg raise, communication disorder or description disorder.

Design outcomes

Primary

MeasureTime frame
characteristics in pain block and motor block;distribution features of sensations of pain and warmth;—

Countries

China

Contacts

Public ContactGan Shuyuan

The First Affiliated Hospital of College of Medicine, Zhejiang University

ganshuyuan@163.com+86 13600527369

Outcome results

None listed

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