Evaluation of the novel ultrasound-guided obturator nerve block technique

Evaluation of the novel ultrasound-guided obturator nerve block technique - Novel ultrasound-guided obturator nerve block technique

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000015815

Enrollment

Registered

2014-12-01

Start date

2014-12-02

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 cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients undergoing a TUR-Bt 2. American Society of Anesthesiologists PS 1-3 3. Written informed consent is provided

Exclusion criteria

Exclusion criteria: 1. Inability to communicate lucidly 2. Under 20 years old 3. Allergy to local anesthetics 4. Pre-existing adductor muscle dysfunction of the hip 5. Pre-existing sensory disturbance of the medial region of the knee 6. Patients who are regarded ineligible by researchers with any other reasons

Design outcomes

Primary

Measure	Time frame
Success rates of an obturator nerve block, which is determined by reduction of the hip adduction strength	—

Secondary

Measure	Time frame
The time required to perform an obturator nerve block Incidence of accidental leg movement during surgery Sensory block of the medial region of the knee	—

Countries

Japan

Contacts

Public ContactTakayuki Yoshida

Niigata University Graduate School of Medical and Dental Sciences Division of Anesthesiology

ytaka@mac.com025-227-2328

Outcome results