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A study of changes in urinary rocuronium concentration after continuous administration of rocuronium during hepatic blood flow interruption in liver resection surgery.

A study of changes in urinary rocuronium concentration after continuous administration of rocuronium during hepatic blood flow interruption in liver resection surgery.

Status
Recruiting
Phases
Phase 4
Study type
Observational
Source
JPRN
Registry ID
JPRN-jRCT1031230635
Enrollment
20
Registered
2024-02-15
Start date
2024-02-15
Completion date
Unknown
Last updated
2026-09-14

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

Conditions

Patients undergoing hepatectomy Rocuronium, Pringle maneuver, muscle relaxant effect, hepatectomy

Interventions

None listed

Sponsors

Yamamoto Mai
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients 20 years of age or older undergoing hepatectomy under general anesthesia 2) Cases with American Society of Anesthesiologists pre-anesthetic risk assessment 3 or less 3) Patients whose consent to participate in this study is obtained in writing.

Exclusion criteria

Exclusion criteria: 1) Patients who do not meet the above selection criteria 2) Patients with a history of allergy to muscle relaxants 3) Patients with severe systemic complications (American Society of Anesthesiologists Preanesthetic Risk Rating 4 or higher) 4) Obese patients with a BMI of 30 or greater and patients with a body mass index of less than 18.5 5) Patients with neuromuscular diseases 6) Patients with moderate to severe hepatic dysfunction (Child-Pugh classification) 7) Patients who have refused to participate in this study.

Design outcomes

Primary

MeasureTime frame
Urinary rocuronium concentration before and after hepatic blood flow blockade

Secondary

MeasureTime frame
Plasma Rocuronium Concentration Before and After Hepatic Blood Blockade Rocuronium protein binding before and after hepatic blood flow deprivation Plasma bile acid concentration before and after hepatic blood flow deprivation

Contacts

Public ContactMai Yamamoto

Nihon University School of Medicine

yamamoto.mai@nihon-u.ac.jp81-3-3972-8111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Sep 19, 2026