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The laparoscopic TAP block (LTAP) in laparoscopic Roux-en-Y gastric bypass surgery (LRYGB)

The laparoscopic TAP block (LTAP) in laparoscopic Roux-en-Y gastric bypass surgery (LRYGB) - GBTAP

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00034186
Enrollment
330
Registered
2024-05-07
Start date
2024-04-30
Completion date
Unknown
Last updated
2026-06-01

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

Conditions

E66

Interventions

Group 1: RYGB patients from 2020 (without L-TAP) Group 2: RYGB patients from the year 2022 (with L-TAP)

Sponsors

Klinik für Adipositas und Metabolische Chirurgie, HELIOS Klinikum Berlin Buch
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients who received an LRYGB at our institution in 2020 or 2022 for a guideline-compliant indication should be included in the study. All patients from 2020 had not received an L-TAP block, whereas all patients from 2022 had received such an additional block. Cases without L-TAP in 2022 were excluded.

Exclusion criteria

Exclusion criteria: All other bariatric surgery procedures should be excluded from the survey, e.g. single-anastomosis bypass, reoperations, gastric sleeve resections and combination procedures such as LRYGB with cholecystectomy, partial gastric resection or with placement of a non-adjustable gastric band as an additional procedure in the same surgical session. Furthermore, revision surgery in the event of treatment failure or late complications, conversion to open surgery and persons under the age of 18 were excluded.

Design outcomes

Primary

MeasureTime frame
- Pain according to VAS 24h postoperative - Cumulative information on pain in the first 80 hours postoperatively (VAS as area under the curve) - Pain medication requirement: cumulative requirement for opioids up to 80h postoperatively

Secondary

MeasureTime frame
- Pain progression (VAS) 1h, 8h, 16h, 24h, 32h, 40h, 48h, etc. up to 80h postoperatively - Maximum pain in the postoperative period - Length of stay in hospital (days) - Duration of the operation (incision/suture time) - Need for other non-opioid painkillers from induction of anesthesia to 80h postoperatively - Postoperative complications according to Clavien-Dindo classification up to 30 days postoperatively

Countries

Germany

Contacts

Public ContactGianluca De Santo

Klinik für Adipositas und Metabolische Chirurgie, HELIOS Klinikum Berlin Buch

gianluca.desanto@helios-gesundheit.de+49030940112782

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Jun 11, 2026