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Updated: Jun 24, 2026

Surgical Robot-Assisted Transanal Specimen Extraction Radical Sigmoidectomy Without an Auxiliary Abdominal Incision
Published on: June 13, 2025
Laparoscopic-assisted sigmoidectomy with transanal specimen extraction: a bridge to NOTES?
J Knol1, M D'Hondt, E J Dozois
1Department of Digestive Surgery, Mariaziekenhuis Noord-Limburg, Overpelt, Belgium. joep@knol.be
Laparoscopic sigmoidectomy with transanal specimen removal reduces wound complications by avoiding abdominal incisions. This minimally invasive technique offers an alternative for sigmoid or left colon diseases.
Area of Science:
- Colorectal Surgery
- Minimally Invasive Surgery
- Surgical Oncology
Background:
- Minimally invasive sigmoidectomy aims to reduce surgical site complications.
- Conventional laparoscopic surgery often requires a specimen extraction incision.
- Natural orifice specimen extraction is an emerging technique.
Observation:
- This study details a laparoscopic sigmoidectomy technique.
- Specimen extraction is performed transanally using a proctoscope.
- This approach avoids a separate abdominal wall incision.
Findings:
- Laparoscopic sigmoidectomy with transanal specimen removal is technically feasible.
- The technique effectively removes the sigmoid specimen through the anus.
- No abdominal wall extraction incision is needed.
Implications:
- Transanal specimen removal may decrease wound-related complications in laparoscopic sigmoidectomy.
- This approach offers a valuable alternative to conventional minimally invasive sigmoidectomy.
- Consideration for patients with sigmoid or left colon pathology.
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