Effect of ultrasound-guided femoral nerve block on sevoflurane MACBAR in patients with lower extremity tourniquet

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1900022382

Enrollment

Unknown

Registered

2019-04-09

Start date

2019-04-30

Completion date

Unknown

Last updated

2019-04-15

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

Conditions

Knee arthroscopic surgery

Interventions

1:General anesthesia

2:General anesthesia + Nerve block

Eligibility

Sex/Gender

All

Age

18 Years to 65 Years

Inclusion criteria

Inclusion criteria: Unilateral lower extremity surgery requires a tourniquet patient, ASA I to II, aged 18 to 65 years, body mass index (MBI) 18 to 30 Kg/m2.

Exclusion criteria

Exclusion criteria: Hypertension, liver and kidney dysfunction, unable/unwilling to participate in the experiment; Known local anesthetics and patients allergic to inhaled anesthetics; Recently taking drugs that have an effect on the sympathetic adrenergic system and the cardiovascular system.

Design outcomes

Primary

Measure	Time frame
Sevoflurane MAC;	—

Countries

China

Contacts

Public ContactXiaolin Yang

879921874@qq.com+86 13990826183

Outcome results

None listed

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