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Updated: Feb 14, 2026

Robotics in Surgery: A Modular Robotic Platform Driven Gastric Wedge Resection
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Higher robotic colorectal surgery volume improves outcomes.

A Bastawrous1, C Baer1, L Rashidi1

  • 1Providence St. Joseph's Health, USA.

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High-volume robotic surgeons performing colorectal operations resulted in shorter hospital stays, lower costs, and fewer conversions. Maintaining surgeon experience with robotic surgery improves key outcomes.

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Area of Science:

  • Surgical Oncology
  • Minimally Invasive Surgery
  • Health Services Research

Background:

  • Surgeon experience is a critical factor influencing patient outcomes in complex surgical procedures.
  • Robotic-assisted surgery is increasingly adopted for colorectal resections, necessitating an understanding of volume-outcome relationships.

Purpose of the Study:

  • To evaluate the impact of surgeon volume (high vs. low) on outcomes following robotic colorectal surgery.
  • To compare length of hospital stay, conversion rates, complications, readmissions, and total hospital costs between high-volume and low-volume robotic colorectal surgeons.

Main Methods:

  • Retrospective review of colon or rectal resections performed between January 1, 2013, and January 1, 2017.
  • Surgeons categorized as high-volume (≥30 robotic cases/year) or low-volume.
  • Analysis of outcomes including length of stay, conversion rate, complications, readmission rate, and total hospital cost.

Main Results:

  • High-volume surgeons demonstrated a significantly shorter length of hospital stay.
  • Lower conversion rates were observed in the high-volume surgeon group.
  • Total hospital costs were significantly lower for procedures performed by high-volume surgeons.
  • No significant differences were found in complication rates or readmission rates between the groups.

Conclusions:

  • High surgeon volume in robotic colorectal surgery is associated with improved efficiency and cost-effectiveness.
  • Maintaining high surgical volume may lead to better resource utilization and reduced procedure costs.
  • While complications and readmissions were similar, experience in robotic colorectal surgery positively impacts length of stay, conversion rates, and cost.