Assess the anesthetic effects on the lateral cutaneous branches of spinal nerves depending on the injection site of M-TAPA: left side.

Assess the anesthetic effects on the lateral cutaneous branches of spinal nerves depending on the injection site of M-TAPA: left side. - Assess the anesthetic effects on the lateral cutaneous branches of spinal nerves depending on the injection site of M-TAPA: left side.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000053141

Enrollment

Registered

2023-12-18

Start date

2023-12-18

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

Healthy volunteers

Interventions

Administer 20 mL of ropivacaine 0.2% into the injection site 1 and 2 of the M-TAPA.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Volunteers who participated in a previous study (UMIN000051264) and conducted an examination on the right side, and has newly given consent this time.

Exclusion criteria

Exclusion criteria: Subjects were excluded if they were younger than 20-yr or older than 50-yr, categorized into ASA-PS >1, had a history of allergy to local anesthetics, had a neurological disorder affecting the corresponding region, using opioids or steroids, or were pregnant.

Design outcomes

Primary

Measure	Time frame
Analgesic area	—

Countries

Japan

Contacts

Public ContactYuichi Ohgoshi

Keiyu Hospital Department of Anesthesiology

ohgoshi22@gmail.com+81452218181

Outcome results

None listed

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