Minimum effective anesthetic volume in ultrasound-guided popliteal sciatic nerve block in patients undergoing foot and ankle surgery

Minimum effective anesthetic volume of 0.5% ropivacaine in ultrasound-guided popliteal sciatic nerve block in patients undergoing foot and ankle surgery: Evaluation of ED50 and ED95

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

CRIS

Registry ID

KCT0000648

Enrollment

Registered

2013-01-30

Start date

2013-01-30

Completion date

Unknown

Last updated

2019-03-11

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

Conditions

None listed

Interventions

Procedure/Surgery : The up-and-down method was used in 35 patients receiving US-guided popliteal sciatic nerve bock. The starting dose was set at 30 ml decreasing 3 ml if the block succeeded and incr

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. patients scheduled for foot and ankle surgery 2. American Society of Anesthesiologists physical status 1-2 3. age from 18 to 75 years old

Exclusion criteria

Exclusion criteria: 1. significant coagulopathy 2. infection at the injection site 3. allergy to local anesthetics 4. severe cardiopulmonary disease 5. known neuropathy

Design outcomes

Primary

Measure	Time frame
onset time of successful nerve block (motor, sensory)	—

Secondary

Measure	Time frame
duration of nerve block	—

Countries

Korea, Republic of

Contacts

Public ContactJi Seon Jeong

Hanyang University Seoul Hospital

Outcome results