What are the Different Types of Lens Surgery?

For those considering in search of a way to correct their vision without the compromises of using glasses or contacts, lens surgery offers a perfect solution. These procedures allow patients to have many of the same freedoms and advantages of laser correction for those who are either unsuitable or simply uninterested in receiving laser treatment.  Whether you're grappling with near-sightedness, far-sightedness, or astigmatism, lens surgery offers a host of procedures to address visual impairments and liberate you from the confines of glasses or contact lenses.

Cataract Surgery

Cataract surgery is one of the most common and successful eye surgeries performed worldwide. Cataracts occur when the natural lens of the eye becomes cloudy, causing blurred vision and difficulty seeing in low light conditions. During cataract surgery, the cloudy lens is removed and replaced with an artificial intraocular lens (IOL). There are three primary types of IOLs used in cataract surgery:

• Monofocal IOLs: These lenses offer excellent vision at a fixed focal point, either near, intermediate, or distance vision. Patients may still require glasses for certain tasks, depending on the focal point chosen.
• Multifocal IOLs: These lenses are designed to provide clear vision at multiple distances, reducing the dependence on glasses for various tasks.
• Toric IOLs: Ideal for patients with astigmatism, toric IOLs correct both cataracts and astigmatism in one procedure, potentially reducing the need for glasses after surgery.

Extended Depth of Focus (EDOF) Lenses

Extended Depth of Focus (EDOF) lenses have emerged as a cutting-edge technology in recent times. Unlike standard Monofocal lenses, these innovative lenses offer wearers an expanded range of focus. At the same time, they effectively address the common visual side effects associated with Multifocal lenses, such as haloes and reduced contrast.

With EDOF lenses, individuals can enjoy clear vision across a broader range, encompassing far distances (approximately 100cm) to intermediate distances (around 80cm). However, it's important to note that for close-up tasks, the patient may still require the assistance of reading glasses.

Refractive Lens Exchange (RLE)

Refractive Lens Exchange, also known as clear lens exchange, is a lens surgery option for individuals with severe refractive errors, such as high myopia (nearsightedness) or hyperopia (farsightedness) beyond the limits of LASIK or other laser-based vision correction methods. During RLE, the natural lens is removed and replaced with an artificial IOL, similar to cataract surgery. The choice of IOLs in RLE is similar to those in cataract surgery, including monofocal, multifocal, and toric IOLs.

Phakic Intraocular Lens (PIOL) Implantation

Phakic intraocular lens implantation is a procedure suitable for individuals with high refractive errors who are not good candidates for laser vision correction. Unlike RLE and cataract surgery, the natural lens is not removed in this procedure. Instead, an additional IOL is inserted into the eye, alongside the natural lens. PIOLs work to correct the refractive error, allowing light to focus accurately on the retina and improving vision.

Implantable Collamer Lenses (ICL)

ICL is a type of phakic intraocular lens, where a collamer lens is implanted in front of the natural lens. Collamer is a biocompatible material that offers excellent optical properties and can correct myopia, hyperopia, and astigmatism. ICLs offer fast recovery times, with a majority of patients experiencing improved vision just one day after surgery. 

ICLs provide a reversible option as they can be removed if necessary. One of the standout features of ICL is its versatility. The lens can treat pupils up to 8mm in diameter, catering to a wide range of patients with varying visual needs. 

Whether it's cataracts, severe refractive errors, or high astigmatism, there is a lens surgery option available to suit your needs. As with any surgical procedure, it's essential for patients to have a  consultation with an experienced ophthalmologist in order to determine the most appropriate type of lens surgery for their specific condition.

At Optimax, we offer a range of lens surgery options with pricing starting at £3,495 per eye for monofocal treatment. Book a free consultation or request a call back to learn more about our treatments and start your journey to clear vision!