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Employing the Hough Transform to locate the optic disk
S F Barrett1, E Naess, T Molvik
1Electrical Engineering Department, University of Wyoming, Laramie, WY 82071, USA.
Biomedical Sciences Instrumentation
|May 12, 2001
Summary
Automated retinal laser surgery uses algorithms to precisely place therapeutic lesions. This study introduces a new Hough Transform technique for accurately identifying the optic disc, improving surgical safety.
Area of Science:
- Ophthalmology
- Medical image analysis
- Robotic surgery
Background:
- Argon laser surgery is a standard treatment for retinal disorders.
- Automating lesion placement in retinal surgery is challenging due to retinal movement.
- Protecting critical anatomical regions like the optic disc is crucial.
Purpose of the Study:
- To develop and evaluate a novel technique for automatic optic disc recognition in retinal images.
- To enhance the safety and precision of automated retinal laser surgery.
Main Methods:
- Utilizing the Hough Transform for optic disc identification.
- Image processing techniques for analyzing retinal surfaces.
- Developing control algorithms to compensate for retinal movement.
Main Results:
- The Hough Transform successfully identified the optic disc in retinal images.
- The technique demonstrated potential for protecting critical visual anatomy during surgery.
Conclusions:
- The Hough Transform offers a viable solution for automatic optic disc recognition.
- This method can improve the automation and safety of retinal laser procedures.