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Related Experiment Videos

Long-term astigmatic changes after phacoemulsification with single-stitch, horizontal suture closure

A Storr-Paulsen1, V Henning

  • 1Department of Ophthalmology, University of Copenhagen, Denmark.

Journal of Cataract and Refractive Surgery
|July 1, 1995
PubMed
Summary

This study on small incision cataract surgery found minimal surgically induced astigmatism over three years. Visual acuity improved significantly, with most patients achieving good uncorrected and best corrected vision post-surgery.

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Acta ophthalmologica Scandinavica·1999

Area of Science:

  • Ophthalmology
  • Corneal Surgery
  • Phacoemulsification

Background:

  • Small incision cataract surgery is a common procedure.
  • Understanding postoperative corneal astigmatism is crucial for visual outcomes.
  • Suture techniques can influence astigmatic changes.

Purpose of the Study:

  • To analyze long-term postoperative corneal astigmatism after small incision phacoemulsification.
  • To evaluate the stability of astigmatism and visual acuity over three years.

Main Methods:

  • Analysis of 32 eyes undergoing phacoemulsification with a 4 mm scleral tunnel incision and single-stitch suture.
  • Postoperative follow-up for three years, measuring corneal astigmatism and visual acuity.

Main Results:

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  • Mean surgically induced cylinder was minimal at -0.01 D at one year and -0.07 D at three years.
  • Initial with-the-rule astigmatism resolved by one year.
  • Uncorrected visual acuity of 20/40 or better was achieved by 62.5% at one and three years.
  • Best corrected visual acuity of 20/40 or better reached 93.7% by three years.

Conclusions:

  • Small incision phacoemulsification with this technique results in stable and minimal postoperative astigmatism.
  • The procedure leads to significant and sustained improvements in visual acuity.