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Augmented Reality-Guided Mastoidectomy Simulation: A Randomized Controlled Trial Assessing Surgical Proficiency
Dor Hadida Barzilai1, Shai Tejman-Yarden1,2, David Yogev1,3
1The Engineering Medical Research Lab, Sheba Medical Center, Ramat Gan, Israel.
The Laryngoscope
|September 24, 2024
Summary
Augmented reality (AR) surgical simulation significantly improved novice mastoidectomy skills compared to traditional methods. This AR training enhanced proficiency in critical anatomical landmark identification and preservation.
Area of Science:
- Neurosurgery
- Medical Education
- Surgical Simulation
Background:
- Mastoidectomy training is complex due to intricate anatomy.
- Traditional methods like cadaveric dissection have limitations.
- 3D models and AR offer potential solutions for surgical education.
Purpose of the Study:
- To evaluate the effectiveness of augmented reality (AR) in mastoidectomy surgical training.
- To compare AR-guided simulation with traditional training methods for novice surgeons.
Main Methods:
- A prospective, randomized controlled trial involved 21 medical students.
- Participants were assigned to either an AR group with real-time drilling guidance or a control group with traditional methods.
- Skills were assessed using a modified Welling scale by senior otologists.
Main Results:
- The AR group achieved significantly higher overall drilling scores (19.5/25) than the control group (12, p < 0.01).
- AR training led to superior performance in defining margins, exposing the antrum, preserving the lateral semicircular canal, and other key surgical steps.
- Significant improvements were noted in preserving ossicles and thinning the external auditory canal with AR.
Conclusions:
- Augmented reality simulation enhances mastoidectomy proficiency in novice surgeons.
- Even a single AR training session yields better results than traditional methods.
- AR technology represents a valuable tool for improving surgical education in otology.
