Cataract Surgery
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- Cataract Surgery
Dr. PIYUSH TEWARI
- Armed Forces Medical Services
- Narayana Nethralaya, Bangalore
- Shroff Charity Eye Hospital, Delhi
- Sitapur Eye Hospital, Sitapur, UP
- LASIK
- Cataract Surgery
- Toric intraocular lenses
- Multifocal and EDOF implants
- Implantable Collamer Lenses (ICL)
Dr. PRERNA MATTA
- Safdarjung Hospital Delhi
- Apollo hospital Delhi
- Tirupati Eye Centre Noida
- Glaucoma Treatment
- Anterior Segment surgery
- Cataract Surgery
Types of Lenses for Cataract Surgery
Frequently asked questions on cataract surgery
1. Monofocal IOL:
These lenses are designed to give you a good distance vision only, with these lenses you have to use spectacles of around 2.5D to be able to read text and do fine work for near. These are very basic lenses and most commonly used even today. There is a large variety of monofocal lenses example Yellow Coated lenses. A Spherical lenses, extended range Lenses, advanced optics lenses.
2. Multifocal IOL:
These lenses are designed to give you a good distance and near vision but they have limited role in intermediate vision like using laptop or desktop screens. These lenses are most suited for patients above the age of 50, who don't indulge in extensive computer work and nighttime driving. These lenses give you the benefit of almost spectacle free vision throughout the day. A minor disadvantage of these lenses is that they produce occasional glare and haloes which is significant only at night time driving.
3. Tri focal lenses:
These lenses give you a wide range of vision like driving using laptop screens to reading content on mobiles or tablets. Trifocals are highly recommended for any patient with healthy eyes. with an active lifestyle.
Note: Night time driving gives you a good vision but very minimal glare and haloes may occur which is usually corrected by an anti glare glass.
4. EDOF (extended depth of focus) LENSES.
EDOF is the best available technology of date, simply put they are the most advanced lenses available. They have little to no glare or haloes at night time driving and patients are extremely comfortable at all ranges of vision that in distance intermediate and near.
Currently we are using two EDOF lenses. SIFY - MINIWELL &
ALCON VIVITY.
5. SEMI EDOF LENSES: These lenses give partial need for near vision glasses. Upto +1 to +1.25 D. eg Biotech Advanced Optics, Magnificent.
#TORIC IOL: Any of the above lenses can customized into a toric lens. The need of toric lens is only assessed after lens power calculations and it is judged by the surgeon only. Healthy eyes with a clear cornea can benefit from toric lenses.
Due to cataract a person might face the following difficulties in daily life.
1. Clouded, blurred or dim vision
2. Increasing difficulty with vision at night
3. Sensitivity to light and glare
4. Seeing "halos" around lights
5. Frequent changes in spectacles or contact lens prescription
6. Fading or yellowing of colors
7. Double vision in single eye
8. Headache