Towards Real-time Bone Drilling Simulation for Anchor Placement in VR Based Arthroscopic Rotator Cuff Surgery...

Area of Science:

• Medical Simulation
• Surgical Training
• Virtual Reality

Background:

• Arthroscopic rotator cuff (ARC) surgery presents significant training challenges.
• Existing training methods lack fidelity and objectivity.
• Surgeons require precise hand-eye coordination for tasks like bone drilling.

Purpose of the Study:

• To develop a realistic virtual reality bone drilling simulation for ARC training.
• To improve objective surgical skill assessment in a virtual environment.
• To address limitations in current arthroscopic rotator cuff surgical training mediums.

Main Methods:

• Implemented a GPU-based, real-time bone drilling simulation within the Virtual Rotator Cuff Arthroscopic Skill Trainer (ViRCAST).
• Utilized an adaptive mesh refinement technique for dynamic, high-resolution bone surface modeling.
• Integrated force feedback for enhanced haptic realism during the virtual drilling task.

Main Results:

• Achieved high-fidelity, realistic bone drilling simulation with improved mesh resolution.
• Maintained simulation performance despite complex real-time mesh modifications.
• Demonstrated enhanced realism in virtual bone drilling without compromising computational efficiency.

Conclusions:

• The GPU-based simulation significantly enhances the realism of bone drilling in VR for ARC training.
• ViRCAST provides an objective and effective platform for developing critical surgical skills.
• This advancement offers a promising solution for improving arthroscopic rotator cuff surgical education.