Use of a virtual reality simulator for tendon repair training: Randomized controlled trial

Tsz-Ngai Mok (Co-first Author), Junyuan Chen (Co-first Author), Jinghua Pan (Co-first Author), Wai-Kit Ming (Co-first Author), Qiyu He, Tat-Hang Sin, Jialin Deng, Jieruo Li*, Zhengang Zha

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

16 Citations (Scopus)
60 Downloads (CityUHK Scholars)

Abstract

Background: Virtual reality (VR) simulators have become widespread tools for training medical students and residents in medical schools. Students using VR simulators are provided with a 3D human model to observe the details by using multiple senses and they can participate in an environment that is similar to reality. 
Objective: The aim of this study was to promote a new approach consisting of a shared and independent study platform for medical orthopedic students, to compare traditional tendon repair training with VR simulation of tendon repair, and to evaluate future applications of VR simulation in the academic medical field. 
Methods: In this study, 121 participants were randomly allocated to VR or control groups. The participants in the VR group studied the tendon repair technique via the VR simulator, while the control group followed traditional tendon repair teaching methods. The final assessment for the medical students involved performing tendon repair with the “Kessler tendon repair with 2 interrupted tendon repair knots” (KS) method and the “Bunnell tendon repair with figure 8 tendon repair” (BS) method on a synthetic model. The operative performance was evaluated using the global rating scale. 
Results: Of the 121 participants, 117 participants finished the assessment and 4 participants were lost to follow-up. The overall performance (a total score of 35) of the VR group using the KS method and the BS method was significantly higher (P<.001) than that of the control group. Thus, participants who received VR simulator training had a significantly higher score on the global rating scale than those who received traditional tendon repair training (P<.001). 
Conclusions: Our study shows that compared with the traditional tendon repair method, the VR simulator for learning tendon suturing resulted in a significant improvement of the medical students in the time in motion, flow of operation, and knowledge of the procedure. Therefore, VR simulator development in the future would most likely be beneficial for medical education and clinical practice.
Original languageEnglish
Article numbere27544
JournalJMIR Serious Games
Volume9
Issue number3
Online published12 Jul 2021
DOIs
Publication statusPublished - Jul 2021
Externally publishedYes

Research Keywords

  • Medical education
  • Tendon suture
  • Virtual reality simulators

Publisher's Copyright Statement

  • This full text is made available under CC-BY 4.0. https://creativecommons.org/licenses/by/4.0/

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