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Using Virtual Reality to Transfer Motor Skill Knowledge from One Hand to Another

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Comparison of training effect on tremor using 2 training modules.

Abhishek R Payal¹, Yonwook J Kim¹, Luis A Gonzalez Gonzalez¹

¹From the Departments of Ophthalmology, Veterans Affairs Boston Healthcare System (Payal, Kim, Gonzalez Gonzalez, Daly), Jamaica Plain, and Boston University School of Medicine (Kim, Daly) and Harvard Medical School (Payal, Daly), Boston, Massachusetts, USA.

Journal of Cataract and Refractive Surgery

|June 13, 2017

Summary

This summary is machine-generated.

Surgical simulator and paper training modules improved task completion time but did not significantly reduce tremor. Trainees learned to compensate for tremor, which is crucial for bimanual microsurgery.

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Area of Science:

Ophthalmology
Surgical Education
Medical Simulation

Background:

Tremor is a significant challenge in microsurgery.
Effective training methods are needed to improve surgical skills and tremor control.

Purpose of the Study:

To compare the training effects of a surgical simulator anti-tremor module versus a paper-based module.
To evaluate the impact on tremor and time-to-task completion.

Main Methods:

A prospective crossover study involving 19 trainees.
Trainees completed both simulator and paper training modules with dominant and nondominant hands.
Measured changes in tremor, paper errors, and time-to-task completion.

Main Results:

A moderate correlation was found between simulator tremor values and paper errors.
Neither training module significantly reduced tremor from baseline to final tasks.
Both modules significantly improved time-to-task completion (P < .0001).
The simulator module showed a greater improvement in time for nondominant hands (64.5%) compared to the paper module (53.6%).

Conclusions:

Surgical training may improve time efficiency rather than directly reducing tremor.
Trainees can develop compensatory strategies for tremor, essential for bimanual microsurgery.