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Related Experiment Videos

Defects in an injection-molded intraocular lens

F R Villarreal1, E C Alfonso, D M Albert

  • 1Department of Ophthalmology, Harvard Medical School, Massachusetts Eye and Ear Infirmary, Boston.

Journal of Cataract and Refractive Surgery
|May 1, 1993
PubMed
Summary

Injection-molded intraocular lenses can change shape after death when exposed to alcohol. This study demonstrates structural alterations in lenses due to solvent exposure during post-mortem analysis.

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Area of Science:

  • Ophthalmology
  • Materials Science

Background:

  • Intraocular lenses (IOLs) are critical for vision restoration after cataract surgery.
  • Understanding IOL behavior in post-mortem settings is important for forensic and pathological examinations.

Observation:

  • A case study identified unexpected structural changes in an injection-molded intraocular lens during post-mortem examination.
  • The observed changes were linked to exposure to solvents and fixatives.

Findings:

  • Injection-molded IOLs exhibited significant structural alterations when immersed in 60% alcohol for 48 hours.
  • These findings confirm that solvent exposure can induce measurable changes in IOL structure.

Implications:

  • Post-mortem solvent exposure can affect the structural integrity of intraocular lenses.

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  • This necessitates careful consideration during forensic analysis and interpretation of ocular tissues containing IOLs.