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Augmented reality technology in image-guided therapy: State-of-the-art review.

Zhuo Zhao1, Jasmin Poyhonen2, Xin Chen Cai2

  • 1School of Electrical and Computer Engineering, University of Georgia, Athens, GA, USA.

Proceedings of the Institution of Mechanical Engineers. Part H, Journal of Engineering in Medicine
|July 26, 2021
PubMed
Summary

Augmented reality (AR) enhances image-guided therapy accuracy and reduces invasiveness. This review analyzes AR systems for image-guided therapy, highlighting their design, applications, and future potential.

Keywords:
Augmented realityimage-guided therapysurgery navigation

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Area of Science:

  • Medical Technology
  • Surgical Innovation
  • Computer-Aided Surgery

Background:

  • Image-guided therapies offer improved accuracy and minimally invasive approaches.
  • Augmented reality (AR) integration enhances visualization of anatomical structures during surgery.
  • AR-based systems show significant potential for advancing surgical precision.

Purpose of the Study:

  • To review and analyze augmented reality-based systems for image-guided therapy.
  • To summarize the design, engineering specifications, and applications of selected AR systems.
  • To identify current challenges and future directions in AR-assisted image-guided therapy.

Main Methods:

  • Systematic review of 233 publications (2015-2020) on AR for image-guided therapy.
  • Selection of 16 studies based on function and application.
  • Analysis and summarization of engineering specifications and clinical applications.

Main Results:

  • Identified key design principles and technological advancements in AR-guided therapy systems.
  • Detailed the diverse applications of AR across various surgical specialties.
  • Highlighted the increasing integration of AR in both research prototypes and commercial products.

Conclusions:

  • Augmented reality significantly improves surgical accuracy and reduces invasiveness in image-guided therapies.
  • Further research is needed to address challenges in AR system integration and clinical validation.
  • The field shows promising future directions for enhanced surgical outcomes.