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Exploring the Impact of Hand Dominance on Laparoscopic Surgical Skills Development Using Network Models.

Saiteja Malisetty1, Elham Rastegari2, Ka-Chun Siu3

  • 1College of Information Science & Technology, University of Nebraska at Omaha, Omaha, NE 68182, USA.

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|February 24, 2024
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Summary

Hand dominance significantly impacts laparoscopic surgical skill acquisition. Tailored training using Network Models and electromyography (EMG) data can improve proficiency and patient outcomes.

Keywords:
NASA-TLX scoreshand dominancelaparoscopic surgerylearning progressionnetwork modelssurgical simulation

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Area of Science:

  • Surgical Education
  • Motor Skill Acquisition
  • Human Factors in Medicine

Background:

  • Laparoscopic surgery requires high precision and skill.
  • Effective training must consider individual factors like hand dominance.
  • Novel assessment methods are needed to evaluate skill acquisition.

Purpose of the Study:

  • To investigate the impact of hand dominance on laparoscopic surgical skill acquisition.
  • To evaluate the effectiveness of Network Models and electromyography (EMG) in assessing these skills.
  • To explore the correlation between subjective workload and objective performance.

Main Methods:

  • Eighteen participants performed laparoscopic simulation tasks (peg transfer, wire loop).
  • Performance was assessed using Network Models analyzing EMG data for muscle activity and learning.
  • Subjective workload was measured using the NASA Task Load Index (TLX).

Main Results:

  • Significant differences in learning and proficiency were observed between dominant and non-dominant hands.
  • Network Models effectively identified skill acquisition patterns.
  • NASA-TLX scores correlated with performance and learning progression.

Conclusions:

  • Hand dominance is a crucial factor in laparoscopic surgical training.
  • Personalized training protocols can enhance surgical precision and patient outcomes.
  • Advanced analytical techniques like Network Models and EMG data analysis optimize surgical education.