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 Experiment Videos

Effects of intraocular lens position errors on postoperative refractive error.

P Erickson1

  • 1Bausch & Lomb, Inc., Optics Center, Rochester, New York.

Journal of Cataract and Refractive Surgery
|May 1, 1990
PubMed
Summary

Intraocular lens (IOL) misalignment significantly impacts refractive outcomes, primarily affecting spherical vision. Longitudinal positional errors, not alignment issues, are the main cause of postoperative refractive errors, leading to myopia or hyperopia.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

The associations between diet quality, Body Mass Index (BMI) and Health and Activity Limitation Index (HALex) in the Geisinger Rural Aging Study (GRAS).

The journal of nutrition, health & aging·2014
Same author

Evaluation of the Brix refractometer to estimate immunoglobulin G concentration in bovine colostrum.

Journal of dairy science·2012
Same author

Visual and non-visual factors associated with patient satisfaction and quality of life in LASIK.

Eye (London, England)·2011
Same author

Pre-operative Quality of Life and psychological factors that influence patient decision making in LASIK.

Eye (London, England)·2009
Same author

Driving behavior under the influence of cannabis or cocaine.

Traffic injury prevention·2008
Same author

Predicting violence among cocaine, cannabis, and alcohol treatment clients.

Addictive behaviors·2007

Area of Science:

  • Ophthalmology
  • Optical Engineering
  • Biomedical Optics

Background:

  • Previous theoretical models for intraocular lens (IOL) misalignment have yielded contradictory results regarding refractive changes.
  • Existing literature shows discrepancies in the magnitude and direction of refractive shifts caused by IOL malpositioning.

Purpose of the Study:

  • To develop a robust mathematical framework for predicting the refractive effects of IOL misalignment.
  • To quantitatively analyze the impact of IOL positional errors on visual outcomes.

Main Methods:

  • Detailed mathematical modeling of IOL positional errors.
  • Quantitative analysis of refractive component changes due to simulated IOL displacements.

Main Results:

Related Experiment Videos

  • IOL positional errors primarily affect the spherical refractive component.
  • Movement of the IOL away from the retina induces myopia; movement towards the retina induces hyperopia.
  • Astigmatism induced by oblique incidence is generally minimal.

Conclusions:

  • Longitudinal IOL positional errors are a significant factor in postoperative refractive errors.
  • IOL alignment errors appear to have a minor influence on overall refraction.