1. The effect of the bilateral transversus abdominis plane block after laparoscopic cholecystectomy; posterior approach versus subcostal approach. A randomized clinical trial.

1. The effect of the bilateral transversus abdominis plane block after laparoscopic cholecystectomy; posterior approach versus subcostal approach. A randomized clinical trial. - 1. The effect of the bilateral transversus abdominis plane block after laparoscopic cholecystectomy; posterior approach versus subcostal approach. A randomized clinical trial.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000008877

Enrollment

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

Patients scheduled for elective laparoscopic cholecystectomy

Interventions

ultrasound-guided posterior transversus abdominis plane block ultrasound-guided subcostal transversus abdominis plane block

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)American Society of Anaesthesiologists Physical Status 1-2 2)20-80yr old, male and female 3)Patients scheduled for elective laparoscopic cholecystectomy 4)Written informed consent is provided

Exclusion criteria

Exclusion criteria: 1)Blood coagulation pathologies 2)Laparoscopic single site surgery 3)Open cholecystectomy 4)Emergency surgery 5)Infection at needle insertion site 6)Allergy to any of the drugs used in this study 7)Chronic opioid use 8)Inability to understand the study protocol

Design outcomes

Primary

Measure	Time frame
Pain scores while coughing for the first 24 postoperative hours	—

Secondary

Measure	Time frame
Pain at rest for the first 24 postoperative hours Intraoperative opioid consumption Postoperative opioid consumption for the first 12 postoperative hours Additional analgesics The number of patients with postoperative nausea and vomiting	—

Countries

Japan

Contacts

Public ContactKayo Takimoto

Ikeda City Hospital Department of Anesthesiology

kayota1219@yahoo.co.jp

Outcome results

None listed

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