Recent Advances in Refractive Surgery: An Overview

Area of Science:

• Ophthalmology
• Biomedical Engineering
• Vision Science

Background:

• Refractive errors like myopia, hyperopia, and astigmatism significantly impact global health and productivity.
• Continuous technological progress and a deeper understanding of ocular biomechanics drive innovation in vision correction.

Purpose of the Study:

• To review recent advancements in refractive surgery techniques and technologies.
• To highlight improvements in visual outcomes, patient satisfaction, and treatment precision.

Main Methods:

• Refinement of traditional LASIK and PRK procedures.
• Introduction of new techniques such as Small Incision Lenticule Extraction (SMILE).
• Application of customized treatments like wavefront-guided LASIK and topography-guided PRK.
• Utilization of femtosecond lasers for enhanced precision in procedures like Femto-LASIK and femtosecond laser-assisted cataract surgery (FLACS).
• Integration of advanced diagnostic tools, including optical coherence tomography (OCT) and Scheimpflug imaging.

Main Results:

• Expanded range of treatable refractive errors with improved safety and predictability.
• Enhanced visual acuity and reduced higher-order aberrations through customized treatments.
• Increased surgical precision and reduced risks with femtosecond laser technology.
• Emergence of effective options like Implantable Collamer Lenses (ICLs) and corneal crosslinking (CXL).
• Improved surgical planning and complication management via advanced imaging.

Conclusions:

• Recent advancements in refractive surgery offer more precise, personalized, and effective solutions for vision correction.
• Technological innovations and improved understanding of ocular structures continue to enhance patient outcomes and satisfaction.
• Future research promises further improvements in addressing the global population's visual needs.