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Intraocular Lenses (IOL): A Comprehensive Guide by OCL Vision

Posted: Mar 04 2024

Understanding Intraocular Lenses for Vision Enhancement

Intraocular lenses (IOLs) offer a vital solution for specific individuals who cannot benefit from laser vision correction. This could be due to extreme refractive errors such as severe myopia (short-sightedness), hyperopia (long-sightedness), astigmatism, unique corneal characteristics, or other eye health issues such as dry eye or cataracts. IOLs are a highly effective alternative and aim to reduce reliance on glasses or contact lenses by surgically implanting a lens within the eye.

The Significance of Choosing Between Laser Vision Correction and IOL

The decision between laser procedures and IOL implantation can be complex. Some patients may find their conditions overlapping these two options. At OCL Vision, our expert team provides comprehensive advice during your consultation, ensuring you know the best choice for your unique needs.

Phakic and Anterior Chamber Intraocular Lenses

IOLs, specifically phakic and anterior chamber lenses, are inserted into the eye’s posterior chamber (behind the iris and in front of the natural lens of the eye) or anterior chamber (in front of the iris) without disturbing the natural lens. These lenses are especially suitable for those who need an implant but do not require the removal of the natural lens such as patients under the age of 50 years old .

An In-Depth Look at Intraocular Lenses (IOL)

The Essence of IOL

An Intraocular Lens is an artificial lens placed inside the eye to rectify vision issues. IOLs can either replace the eye’s natural lens or be added as an extra lens.

Phakic IOLs: The ARTISAN Lens

The ARTISAN lens, a prominent phakic IOL, is positioned behind the cornea and attached to the iris’s front. Made from PMMA, this lens corrects significant refractive errors and is renowned for its effectiveness and safety.

Advantages and Potential Risks of the ARTISAN Lens

The ARTISAN lens boasts numerous benefits, including reversible procedures, swift visual recovery, and precise vision correction. Risks such as infection or intraocular damage are minimised through meticulous procedures and long-term follow-up appointments.

The Evolution of IOLs: Introducing the ARTIFLEX Lens

The ARTIFLEX lens evolved from the ARTISAN design and comprises a UV-absorbing polysiloxane optic and Perspex CQ UV haptics. Its smaller incision size offers better post-operative control, especially in treating myopia.

STAAR Implantable Collamer Lenses (ICLs)

STAAR ICLs, another IOL variant, are partially made from collagen and are designed to correct a wide range of refractive errors. Their biocompatibility and the small incision required for insertion make them a popular choice.

Refractive Lens Exchange: The Pseudophakic IOLs

Refractive Lens Exchange (RLE) involves replacing the natural lens with an IOL. Similar to cataract surgery, this procedure is highly effective for improving vision.

Ocular Biometry in IOL Implantation

Accurate IOL power calculation is crucial and involves preoperative measurements of the eye’s length through ultrasonic biometry or laser interferometry. This precision ensures optimal visual outcomes.

Diverse Types of Lens Implants

Lens implants come in various forms, including fixed-focus monofocal and multifocal lenses. Special toric lenses cater to significant astigmatism, offering a broad range of vision correction options.

Anaesthesia in IOL Surgery

IOL surgery, typically performed under local anaesthesia, involves minimal discomfort and allows for a quick return home. General anaesthesia is also an option for those who prefer it.

Phaco-Emulsification in Refractive Lens Exchange

This advanced technique fragments the natural lens using ultrasonic vibrations, allowing for removal through a small incision. The intraocular lens is then introduced, unfolding within the eye to correct vision.

Potential Complications of Intraocular Lens Implants

While most IOL procedures are successful, there are rare instances of complications, such as inflammation or infection. Postoperative care and regular follow-ups help mitigate these risks.

Addressing Lens Capsular Opacification

Over time, some patients may experience capsular opacification, which can be efficiently treated with a YAG laser. This quick, painless procedure ensures a clear visual pathway.

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IOL Surgery with Your Trusted Eye Surgeons – OCL Vision

OCL Vision is dedicated to providing exceptional care and precision in intraocular lens implant procedures. Our expert team, equipped with the latest technology, ensures that each patient receives personalised treatment tailored to their needs. We invite you to contact OCL Vision to schedule a consultation with a trusted member of our team.

OCL Vision is England’s only surgeon-owned, comprehensive private eye care group. With OCL Vision surgeons operating in dedicated clinics in London and Elstree, Hertfordshire, patients can access world-class eye care closer to home with a specialist consultant who has dedicated their career to a specific branch of Ophthalmology.

With over 180 years of collective experience in eye surgery, OCL Vision is an elite group of eye surgeons who have performed over 70,000 surgical procedures, published more than 250 research papers, and presented their work nationally and internationally. Together, we provide patients with the highest standards of private eye care.

OCL Vision is conveniently located in and around London to support as many patients as possible with improving their vision.

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