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Laparoscopic Roux-en-Y choledochojejunostomy

O M Schöb1, R A Schmid, A K Morimoto

  • 1Department of Surgery, University of Zürich Hospital, Switzerland.

American Journal of Surgery
|April 1, 1997
PubMed
Summary
This summary is machine-generated.

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A new transient endoluminally stented anastomosis (TESA) device significantly reduces operative time for laparoscopic biliary bypass. This minimally invasive approach offers a safe and effective new option for treating periampullary tumors.

Area of Science:

  • Surgical Innovation
  • Minimally Invasive Surgery
  • Gastroenterology

Background:

  • Conventional surgical biliary bypass is superior to endoscopic stenting for nonresectable periampullary tumors.
  • Endoscopic stenting is popular due to its minimally invasive nature.
  • Laparoscopic biliary bypass combines benefits but is technically challenging.

Purpose of the Study:

  • To evaluate a novel endoscopic device for rapid intestinal anastomosis.
  • To assess the efficacy of this device for laparoscopic biliary bypass under guidance.
  • To investigate the safety and functionality of the new technique.

Main Methods:

  • Eighteen pigs underwent laparoscopic Roux-en-Y choledochojejunostomy.
  • Three groups: handsewn anastomosis (H), and TESA using PGA (P) or Degrapol (D) stents.

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  • Assessment included blood chemistry, weight, X-rays, and 3-month necropsy with patency evaluation.

    • Main Results:

    • All animals showed immediate contrast passage through the anastomosis.
    • No significant differences in bile duct or choledochojejunostomy diameter across groups.
    • TESA significantly reduced operative time compared to handsewn anastomosis (P <0.001 for PGA, P <0.002 for Degrapol).

    Conclusions:

    • Transient endoluminally stented anastomosis (TESA) enables rapid and safe laparoscopic choledochojejunostomy.
    • The technique demonstrates good bypass function over 3 months.
    • TESA presents a promising therapeutic approach for periampullary tumors, merging minimally invasive benefits with functional outcomes.