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Related Experiment Video

Updated: Jul 8, 2025

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
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Biometric Indicators for Maximizing Intermediate Vision with a Monofocal IOL.

J Morgan Micheletti1, Matthew B McCauley1, Nicole Duncan2

  • 1Berkeley Eye Center, Houston, TX, USA.

Clinical Ophthalmology (Auckland, N.Z.)
|December 13, 2023
PubMed
Summary

Smaller pupil size may predict better intermediate vision after Eyhance monofocal intraocular lens (IOL) implantation. This finding could help optimize patient selection for improved visual outcomes.

Keywords:
Eyhanceasphericcataract surgeryintermediate visual acuity

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Area of Science:

  • Ophthalmology
  • Biomedical Engineering
  • Vision Science

Background:

  • The Eyhance monofocal intraocular lens (IOL) aims to improve intermediate vision.
  • Predicting visual outcomes is crucial for patient satisfaction and surgical planning.

Purpose of the Study:

  • To identify refractive and biometric predictors of enhanced intermediate vision in patients with Eyhance monofocal IOLs.

Main Methods:

  • Prospective, observational study of 110 subjects (220 eyes) implanted with Eyhance monofocal IOLs.
  • Subjects divided into 'Enhanced' (n=61) and 'Non-Enhanced' (n=49) groups based on distance-corrected intermediate visual acuity (DCIVA).
  • Comparison of refractive outcomes and biometric measurements, including pupil size and axial length.

Main Results:

  • The Enhanced Group had significantly smaller pupil sizes compared to the Non-Enhanced Group (p < 0.01).
  • The Non-Enhanced Group reported significantly more dysphotopsias (p = 0.03).
  • Pupil size and axial length were identified as significant predictors of intermediate vision.

Conclusions:

  • Smaller pupil size is a potential predictor of improved intermediate vision with Eyhance monofocal IOLs.
  • These findings may aid in patient selection for optimized visual results.