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Updated: Jul 17, 2026
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Technical Approach for Infrared Tracking for Soft Tissue Navigation with a Holographic Head-Mounted Display and Preclinical Validation
Published on: September 2, 2025
A novel navigation principle in computer-assisted surgery
T M Buzug1, P Hering, J Bongartz
1Department of Mathematics and Technology, RheinAhrCampus Remagen, Germany.
Summary
This study introduces novel laser measurement techniques for image-guided surgery. Innovations include a holographic ground truth for registration error analysis and a sound-guidance principle for precise burr hole depth measurement.
Area of Science:
- Medical Physics
- Surgical Technology
- Optical Engineering
Background:
- Image-guided surgery enhances surgical precision.
- Accurate registration and depth measurement are critical for interventions.
- Current methods for error propagation and depth sensing have limitations.
Purpose of the Study:
- To present novel laser-based methods for improving image-guided surgery.
- To introduce a holographic ground truth for registration error analysis.
- To develop a laser-based sound-guidance principle for burr hole depth measurement.
Main Methods:
- Developed a holographic ground truth for error propagation studies in registration chains (CT to surgical laser tool holder).
- Proposed a laser-based inherent sound-guidance principle for burr hole depth measurement.
Main Results:
- The holographic ground truth provides a novel basis for assessing registration accuracy.
- The laser-based sound-guidance principle offers a new approach to burr hole depth sensing.
Conclusions:
- The presented laser measurement innovations can enhance accuracy and safety in image-guided surgery.
- These methods offer potential advancements in surgical navigation and intervention.
- Further validation and clinical integration of these techniques are warranted.
