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Related Experiment Video

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Utilizing a 3D Printed Laparoscopic Nissen Fundoplication Model to Shorten a Resident's Learning Curve
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Two-dimensional versus three-dimensional laparoscopy: evaluation of physicians' performance and preference using a

Jennifer K Y Ko1, Raymond H W Li1, Vincent Y T Cheung1

  • 1Department of Obstetrics and Gynecology, University of Hong Kong, Queen Mary Hospital, Pokfulam Road, Hong Kong.

Journal of Minimally Invasive Gynecology
|December 3, 2014
PubMed
Summary

This study found that while 3D laparoscopy improved performance in some surgical tasks and was preferred by more physicians, it also increased dizziness. Further research is needed to confirm its clinical value.

Keywords:
3-dimensionalBox trainerLaparoscopy

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Area of Science:

  • Minimally Invasive Surgery
  • Surgical Education
  • Medical Technology

Background:

  • Laparoscopic surgery is a cornerstone of modern surgical practice.
  • Advancements in visualization technology, such as 3-dimensional (3D) laparoscopy, aim to enhance surgical performance.
  • Physician proficiency and preference are key factors in adopting new surgical technologies.

Purpose of the Study:

  • To compare the surgical proficiency and user preference between 2-dimensional (2D) and 3-dimensional (3D) laparoscopy in a simulated environment.
  • To evaluate objective performance metrics and subjective self-assessment scores for standard laparoscopic tasks.

Main Methods:

  • A prospective randomized controlled trial was conducted with 30 physicians in a tertiary care teaching hospital.
  • Participants performed standardized laparoscopic tasks in a box trainer using both 2D and 3D visualization, with task order randomized.
  • Performance time, side effects, and self-assessed proficiency using a modified Global Operative Assessment of Laparoscopic Skills (GOALS) form were recorded.

Main Results:

  • 3D laparoscopy resulted in significantly faster completion times for peg transfer, duct cannulation, and suturing compared to 2D laparoscopy.
  • Participants reported increased dizziness with 3D laparoscopy (37.9% vs 6.9%).
  • Self-evaluation scores (GOALS) were higher for 3D laparoscopy, and a majority of participants (55.2%) preferred 3D visualization.

Conclusions:

  • 3D laparoscopy demonstrates potential benefits in objective performance for specific tasks and receives higher self-assessment scores and user preference.
  • However, the observed increase in dizziness and limited performance improvement across all tasks warrant further investigation.
  • The clinical utility of 3D laparoscopy requires additional study, particularly in real-world surgical settings.