An unnoticeable, transparent - natural lens is located just behind the coloured part of the eye. This lens is very transparent which is why we see the pupil as the colour black. This lens reflects the light which is received by the eye on a layer of nerves, and it must definitely be transparent so that light can reach the layer of nerves. If the lens loses its transparency and becomes blurred, this is known as cataract. This opacity can occur in any part of the lens or all around it.
The cataract surgery procedure basically consists of removing the lens of the eye and replacing it with an artificial lens.That lens is called intraocular lens (IOL) Normally, the lens of the eye is transparent. Cataracts cause clouding of the lens.
Your eye doctor will probably suggest cataract surgery if you have vision loss that cause difficulties in most of the everyday activities such as driving, reading and watching television. Cataract surgery is performed by an ophthalmologist on an outpatient basis. There are procedures you need to do to prepare for your cataract surgery. Your doctor will explain to you exactly what to do. The patient doesn't have to stay in the hospital after the procedure.
In this article, we will talk about cataract operation genareally. Causes of cataract, techniques in cataract surgery, prepairing for cataract surgery and choosing the right intraocular lens for cataract surgery are among the subtitles of the article.
After the age of forty, the proteins in the lens of the eye naturally begin to break down. These natural changes are known lead to cataract formation.
Exactly why cataracts occur continues to be investigated. Other than aging, some factors have been identified that make cataracts more likely can be lined up as below:
There are two types of cataract surgery in each different techniques are used for treatment.
Before having a cataract surgery, you have a preparition process. Preparing for cataract surgery is an important period. Your medical expert will talk to you in this period and tell you what to do. They will explain you some techniques like
laser-assisted cataract surgery as well.
Different Intraocular Lens (IOL) are shown to the patient as options and it is reached the stage where the most suitable one for the patient is selected. Before surgery, you will discuss the type of IOL that will best suit your lifestyle.
IOLs are made of plastic, acrylic, or silicone. Some IOLs block ultraviolet light, while others are hard plastic and are mounted through an incision that requires several stitches to close.
IOLs are generally flexible. The surgeon puts the lens into the empty capsule containing the natural lens. The folded IOL opens and fills the empty capsule.
Most known lens tyepse that are that taken consideration for each patient are:
These lenses will improve your vision and you won’t feel the lens at all. The main purpose of these lenses is to bend light rays that come into your eye. They can be used life-long and no need any care.