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Current concepts in posterior chamber lens technology.
Journal - American Intra-Ocular Implant Society
|September 1, 1985
Summary
Extracapsular cataract extraction with posterior chamber lenses is safe and effective. Key considerations include managing inflammation, preventing posterior capsular opacification, and optimizing lens fixation for better outcomes.
Area of Science:
- Ophthalmology
- Intraocular Lens Technology
Background:
- Extracapsular cataract extraction and posterior chamber lenses offer high safety and efficacy.
- Several aspects require attention, including postoperative inflammation and capsular opacification.
Purpose of the Study:
- To discuss key considerations in extracapsular cataract extraction and posterior chamber lens implantation.
- To present differential diagnoses for lens-induced inflammation and management strategies.
- To review techniques for preventing posterior capsular opacification and facilitating YAG-laser procedures.
Main Methods:
- Discussion of differential diagnosis for lens-induced and intraocular lens-induced inflammation.
- Review of strategies for managing inflammation and the second eye.
- Analysis of laser-ridge lens use for cell migration inhibition and YAG-laser facilitation.
- Evaluation of ultraviolet blockers in intraocular lenses.
- Comparison of sulcus versus capsular-bag fixation.
Main Results:
- The laser-ridge lens can create a barrier against cell migration and facilitate YAG-laser posterior capsulectomy.
- Capsular-bag fixation is recommended over sulcus fixation due to potential complications with the latter.
Conclusions:
- Optimal management of extracapsular cataract extraction involves addressing chronic inflammation and posterior capsular opacification.
- Capsular-bag fixation of posterior chamber lenses is preferred to mitigate risks associated with sulcus fixation.