Transversus abdominis plane block vs. rectus sheath catheter for postoperative pain management following abdominal surgery

Transversus abdominis plane block vs. rectus sheath catheter for postoperative pain management following abdominal surgery - TAPveRS

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00039795

Enrollment

228

Registered

2026-04-01

Start date

2026-03-27

Completion date

Unknown

Last updated

2026-04-27

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

Conditions

Z98.8

Interventions

Group 1: Placement of a posterior transversus abdominis plane block at the end of abdominal surgery infiltrating ropivacaine Placement of a rectus sheath catheter at the end of abdominal surgery and i

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: ? Elective laparoscopic, robot-assisted, or open abdominal surgery of the lower gastrointestinal tract or sarcoma surgery ? Open surgical procedures involving a median laparotomy ? Capacity to consent ? ASA 1–3 ? ECOG 0–2

Exclusion criteria

Exclusion criteria: ? Abdominoperineal resection ? Open surgical procedures using an approach other than median laparotomy (transverse laparotomy, costal margin incision, pararectal incision, etc.) ? Opiates as part of long-term medication ? Pre-existing chronic abdominal pain ? Extensive previous surgery with scarring of the abdominal wall ? Post-abdominal wall reconstruction ? Allergy to local anesthetics or opioids ? End-stage renal failure (<30 ml/min) ? Severe liver disease ? Metastatic disease ? Pre-existing hematological disease or coagulation disorder ? Pregnancy

Design outcomes

Primary

Measure	Time frame
Cumulative opioid requirement in the first 72 hours postoperatively	—

Secondary

Measure	Time frame
Mean NRS score (1–10) at rest and during mobilization to a sitting position and to the edge of the bed at 2, 6, 24, 48, and 72 hours after extubation Pain satisfaction at 72 hours after extubation and on the day of discharge Time to first mobilization Time to first bowel movement Time to full dietary progression Time to clinical readiness for discharge as determined by the ward physician Time to actual discharge Postoperative bowel obstruction (ileus) Morbidity according to Clavien-Dindo Overall postoperative morbidity based on the Comprehensive Complication Index (CCI) TAP block or RSC-associated complications	—

Measure

Time frame

Mean NRS score (1–10) at rest and during mobilization to a sitting position and to the edge of the bed at 2, 6, 24, 48, and 72 hours after extubation Pain satisfaction at 72 hours after extubation and on the day of discharge Time to first mobilization Time to first bowel movement Time to full dietary progression Time to clinical readiness for discharge as determined by the ward physician Time to actual discharge Postoperative bowel obstruction (ileus) Morbidity according to Clavien-Dindo Overall postoperative morbidity based on the Comprehensive Complication Index (CCI) TAP block or RSC-associated complications

—

Countries

Germany

Contacts

Public ContactKaroline Horisberger

Universitätsmedizin Mainz

karoline.horisberger@unimedizin-mainz.de+496131177291

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: May 1, 2026