Preperitoneal analgesia under direct visualization: laparoscopic-guided deep rectus sheath block improves postoperative pain control after laparoscopic cholecystectomy: a randomized controlled trial.
Kavakli; Bozkurt; Diri; Sahin; Koc; Ipek; Cekem · 2026 · Surgical endoscopy
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Conventional abdominal wall blocks primarily target somatic afferent nerves and may therefore provide limited relief for the peritoneal component of postoperative pain. This study aimed to investigate whether a laparoscopic-guided deep…
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Metadata source: PubMed · DOI 10.1007/s00464-026-12973-5