Ultrasound-guide obturator nerve block

Ultrasound-guide obturator nerve block - ONB-Echo

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000008870

Enrollment

100

Registered

2012-09-10

Start date

2012-09-10

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Bladder tumor

Interventions

In-plane ultrasound-guided obturator nerve block Out-of-plane ultrasound-guided obturator nerve block

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Adult patients who were scheduled to undergo transurethral resection of bladder tumor under obturator nerve block.

Exclusion criteria

Exclusion criteria: Patients who refuse to participate in.

Design outcomes

Primary

Measure	Time frame
1. Performing time 2. Stimulating point of anterior branch 3. Stimulating point ofposterior branch 4. Efficacy of the obturator nerve block	—

Countries

Japan

Contacts

Public ContactTadahiko Ishiyama

University of Yamanashi Faculty of Medicine

ishiyama@yamanashi.ac.jp055-273-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026