Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Accessory Structures of the Eye01:17

Accessory Structures of the Eye

Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Risk of Alzheimer Disease and Related Dementia after Retinal Vascular Occlusion: A Nationwide Cohort Analysis.

Ophthalmology. Retina·2026
Same author

Risk of diabetic retinopathy and ophthalmic interventions in patients with diabetes mellitus taking different oral anticoagulants.

Diabetes, obesity & metabolism·2025
Same author

Oral Acetylcysteine and the Risk of Age-Related Macular Degeneration: A Retrospective Cohort Study.

Ophthalmology·2025
Same author

Association between atrial fibrillation and age-related macular degeneration: A nationwide cohort study.

Eye (London, England)·2025
Same author

RISK OF AGE-RELATED MACULAR DEGENERATION IN LATE-ONSET ATOPIC DERMATITIS: A Multidatabase Cohort Analysis.

Retina (Philadelphia, Pa.)·2025
Same author

Prevalence and clinical manifestations of cytomegalovirus infection in patients with Posner-Schlossman syndrome: A systematic review and meta-analysis.

Survey of ophthalmology·2025

Related Experiment Video

Updated: Jul 14, 2026

Using Eye Movements to Evaluate the Cognitive Processes Involved in Text Comprehension
06:49

Using Eye Movements to Evaluate the Cognitive Processes Involved in Text Comprehension

Published on: January 10, 2014

Active eye-tracking improves LASIK results.

Yuan-Chieh Lee1

  • 1Department of Ophthalmology, Buddhist Tzu Chi General Hospital, Hualien, Taiwan. derrick@url.com.tw

Journal of Refractive Surgery (Thorofare, N.J. : 1995)
|June 30, 2007
PubMed
Summary

Active eye-tracking in laser-assisted in situ keratomileusis (LASIK) surgery significantly improves uncorrected visual acuity and reduces postoperative astigmatism. This technology enhances visual outcomes for patients undergoing photorefractive surgery.

Area of Science:

  • Ophthalmology
  • Surgical Technology
  • Vision Correction

Background:

  • Photorefractive surgery aims to correct refractive errors like myopia and astigmatism.
  • Patient fixation during laser eye surgery is crucial for optimal outcomes.
  • Advancements in surgical technology, such as eye-tracking, are continuously evaluated for efficacy.

Purpose of the Study:

  • To evaluate the benefits of active eye-tracking during LASIK surgery.
  • To compare visual outcomes between LASIK procedures with and without active eye-tracking.
  • To assess the impact of eye-tracking on refractive error correction and astigmatism.

Main Methods:

  • A prospective, double-masked study involving 50 patients undergoing LASIK for myopia and myopic astigmatism.

More Related Videos

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing
07:48

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing

Published on: April 4, 2025

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects
07:36

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects

Published on: November 30, 2018

Related Experiment Videos

Last Updated: Jul 14, 2026

Using Eye Movements to Evaluate the Cognitive Processes Involved in Text Comprehension
06:49

Using Eye Movements to Evaluate the Cognitive Processes Involved in Text Comprehension

Published on: January 10, 2014

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing
07:48

Eye Tracking During A Complex Aviation Task For Insights Into Information Processing

Published on: April 4, 2025

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects
07:36

Eye Tracking During Visually Situated Language Comprehension: Flexibility and Limitations in Uncovering Visual Context Effects

Published on: November 30, 2018

  • Patients were divided into two groups: one with the eye-tracker active (n=25) and one with it inactive (n=25).
  • Surgical procedures were performed using the ALLEGRETTO WAVE version 1007 by a single surgeon; outcomes were assessed 3 months postoperatively.

    • Main Results:

    • The group without active eye-tracking had higher residual cylindrical astigmatism (P < .05).
    • Patients with active eye-tracking achieved significantly better uncorrected visual acuity (UCVA) and best spectacle-corrected visual acuity (P < .05).
    • No significant differences were observed in spherical error or potential visual acuity between the groups.

    Conclusions:

    • Active eye-tracking significantly improves visual outcomes in LASIK surgery.
    • The use of active eye-tracking reduces postoperative cylindrical astigmatism.
    • While flying-spot systems can yield fair results without eye-tracking, its use enhances the overall efficacy of photorefractive surgery.