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Updated: Dec 11, 2025

Surgical Robot-Assisted Transanal Specimen Extraction Radical Sigmoidectomy Without an Auxiliary Abdominal Incision

Surgical Robot-Assisted Transanal Specimen Extraction Radical Sigmoidectomy Without an Auxiliary Abdominal Incision

Published on: June 13, 2025

Robotic-Assisted and Laparoscopic Sigmoid Resection.

Luca Giordano¹, Andrew A Kassir², Reza A Gamagami³

¹Department of Minimally Invasive and Robotic Surgery, Jefferson Health Northeast Torresdale.

JSLS : Journal of the Society of Laparoendoscopic Surgeons

|August 25, 2020

Summary

Robotic-assisted sigmoid resection offers improved outcomes compared to laparoscopic surgery, with lower complications and readmissions. This minimally invasive approach is a viable alternative for colorectal patients.

Keywords:

Laparoscopy Minimally invasive surgery Robotic-assisted Sigmoid Sigmoid resection

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Clinical Application of Single-Surgeon, Three-Port, Laparoscopic Resection for Colorectal Cancer with Natural Orifice Specimen Extraction

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Published on: March 24, 2023

Area of Science:

Colorectal Surgery
Minimally Invasive Surgery
Robotic Surgery

Background:

Limited published comparisons exist for minimally invasive colon surgery.
This study addresses the need to compare robotic-assisted and laparoscopic sigmoid resection.

Purpose of the Study:

To compare the effectiveness of robotic-assisted versus laparoscopic sigmoid resection.
To evaluate perioperative outcomes between the two surgical approaches.

Main Methods:

Multicenter retrospective comparative analysis of 336 sigmoid resections (2010-2015).
Propensity score methodology with inverse probability of treatment weighting balanced baseline characteristics.
Experienced surgeons with high annual case volumes performed procedures.

Main Results:

Robotic-assisted surgery showed lower estimated blood loss and faster return of flatus.
The robotic group had significantly lower rates of reoperations (0.5% vs 5.1%) and readmissions (4% vs 8%).
Complication rates trended lower in the robotic group (5.1% vs 8.6%).

Conclusions:

Robotic-assisted sigmoid resection is a clinically effective minimally invasive option.
It offers improved intraoperative and postoperative outcomes for colorectal patients compared to laparoscopy.
Robotic surgery presents a valuable alternative for minimally invasive sigmoid colectomy.