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Related Concept Videos

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

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Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
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Updated: Apr 28, 2026

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Evidence-based Guidelines for Instrument and Handle Selection for Ergonomic Optimization in Laparoscopic Surgery.

Rosanne Kho

    Journal of Minimally Invasive Gynecology
    |April 26, 2026
    PubMed
    Summary
    This summary is machine-generated.

    Developing evidence-based guidelines for laparoscopic surgery ergonomics is challenging due to limited evidence on instrument handle designs. Further research is needed to optimize surgeon comfort and reduce musculoskeletal strain.

    Keywords:
    ErgonomicsHandle designLaparoscopyMinimally invasive surgeryMusculoskeletal disordersSurgical instruments

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    Area of Science:

    • Minimally Invasive Surgery
    • Surgical Ergonomics
    • Musculoskeletal Health

    Background:

    • Laparoscopic surgery demands prolonged, precise movements, increasing the risk of musculoskeletal strain for surgeons.
    • Instrument handle design is a critical factor influencing surgeon comfort and performance during laparoscopic procedures.
    • Current guidelines for ergonomic optimization in laparoscopic surgery are lacking due to insufficient evidence on instrument design efficacy.

    Purpose of the Study:

    • To systematically review and evaluate existing literature on laparoscopic instrument handle designs.
    • To identify evidence-based recommendations for ergonomic optimization in laparoscopic surgery.
    • To inform the development of future instrument designs and practice guidelines.

    Main Methods:

    • A comprehensive systematic review adhering to PRISMA guidelines was conducted.
    • Searches included major databases (MEDLINE, Embase, CINAHL, Cochrane Library) up to February 2025.
    • Studies on needle drivers, graspers, and electrosurgical devices were analyzed for impact on operative performance, muscle workload, motion efficiency, and surgeon discomfort.

    Main Results:

    • Twenty-three studies were included, predominantly simulation-based trials with small sample sizes.
    • Limited evidence exists for needle driver handle superiority; some grasper designs may improve wrist posture and reduce muscle activation.
    • Electrosurgical device ergonomics are influenced by handle geometry and button placement, but no consistent superiority was found.

    Conclusions:

    • Current evidence on laparoscopic instrument handle designs for ergonomic optimization is limited and inconsistent.
    • Conventional instruments are suitable for routine use; alternative designs may be considered selectively.
    • Further prospective studies with standardized ergonomic metrics are essential for evidence-based instrument development and reducing surgeon musculoskeletal strain.