Intraocular lens
(Redirected from Implantable collamer lens)
Intraocular Lens (IOL)[edit | edit source]
An Intraocular Lens (IOL) is an artificial lens implanted in the eye to replace a damaged natural lens or one that has been removed during cataract surgery. IOLs are a key component in the treatment of cataracts and some other vision impairments, restoring vision by focusing light on the retina after the natural lens has been removed.
Types of Intraocular Lenses[edit | edit source]
There are several types of IOLs designed to meet different visual needs:
- Monofocal IOLs: Provide clear vision at one distance, typically set for distance vision, while reading glasses may be needed for near tasks.
- Multifocal IOLs: Offer the ability to see clearly at multiple distances without glasses or contact lenses.
- Toric IOLs: Correct astigmatism in addition to nearsightedness or farsightedness.
- Accommodating IOLs: Designed to move or change shape inside the eye, allowing focus at multiple distances.
Surgical Procedure[edit | edit source]
The implantation of an IOL is typically performed during cataract surgery, which involves:
- Removing the clouded natural lens through a process called phacoemulsification.
- Inserting the IOL into the empty lens capsule of the eye.
This surgery is usually done on an outpatient basis using local anesthesia.
Benefits[edit | edit source]
The primary benefit of an IOL implant is the restoration of clear vision after the removal of a cataract-affected lens. Other benefits include:
- Improved quality of life
- Decreased dependence on glasses or contact lenses
- Long-lasting solution for vision correction
Potential Risks and Complications[edit | edit source]
As with any surgery, there are potential risks, which may include:
- Infection
- Inflammation
- Eye pressure increase
- Dislocation of the lens
- Residual refractive errors, requiring glasses or additional surgery
Aftercare[edit | edit source]
After IOL implantation, patients typically need to:
- Use prescribed eye drops to prevent infection and inflammation
- Attend follow-up appointments to monitor healing
- Avoid strenuous activities and protect the eye from injury during the recovery period
See Also[edit | edit source]
References[edit | edit source]
- American Academy of Ophthalmology. (2022). "What Are Intraocular Lenses?"
- National Eye Institute. (2021). "Cataract Surgery."
External Links[edit | edit source]
Intraocular lens Resources | |
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