Cataracts develop within the lens. The tissue gradually loses its transparency, causing vision to become cloudy, colors to appear less saturated, and bright light to become more irritating.
Once lens clouding has developed, drug therapy cannot restore the lens's transparency. The main treatment method remains cataract removal with the insertion of an artificial lens.
Phacoemulsification is a microsurgical technique in which an ophthalmic surgeon removes cloudy material from the lens through a small incision. An intraocular lens, or IOL, is inserted in its place, taking over the optical function.
The surgeon makes a microincision. During ultrasound phacoemulsification, the clouded lens is divided into small fragments and removed. The lens is then inserted into the capsular bag, and the eye retains its natural anatomical support for the new lens.
The main difference of the method is that it works through a small surgical approach. The lens is removed through a micro-incision, so the tissues of the eye receive less stress than during interventions with a wide incision.
This kind of lens surgery is usually more gentle for the patient. But the doctor evaluates the final prognosis only after diagnosis: the condition of the retina, cornea, optic nerve and concomitant eye diseases are important.
| Method | Access size | Anesthesia | Recovery | When to use |
|---|---|---|---|---|
| Small access | Micro incision 1.8–2.5 mm | Local anesthesia, usually drip | Vision may improve in the first days | Initial and immature cataracts, most elective cases |
| Extracapsular extraction | Incision up to 10–12 mm | Local injection or general | Longer, sometimes several weeks, often requires a stitch | Dense mature form when small access is not possible |
If the examination data allows cataract surgery to be performed through a small access, the doctor explains this route in advance. The table helps you understand the difference, but does not replace a face-to-face consultation.
Cataract treatment is discussed based on how much the disease interferes with vision and everyday life. A person may still be able to read a chart at a doctor's office, but they may have difficulty seeing in dim light, confuse faces at a distance, or be blinded by headlights.
The most common symptoms include blurred vision, decreased visual acuity, double vision in one eye, and changes in color perception. Reading, driving, and working on a screen become more difficult.
Phacoemulsification of cataracts is most often suitable for early, immature, or moderate stages of the disease. This method is suitable for people who want to quickly return to reading, work, driving, and everyday activities.
Schedule an appointment if vision begins to decline faster than usual, one eye is blurrier than the other, and new or old glasses are not helping restore clarity. Such symptoms require an in-person evaluation, as they may indicate not only lens opacity but also other eye conditions. Urgent ophthalmological care is needed:
Before surgery, patients most often ask about pain, procedure time, lenses, and recovery. We answer these questions before treatment because clear information reduces anxiety.
If your vision has become blurry, colors have lost their brightness, light is more irritating, and glasses are no longer effective, you should undergo an examination. This procedure is not prescribed based on complaints without a diagnosis, as the cause of the vision loss must first be confirmed.
You shouldn't reschedule your visit if your vision loss interferes with work, driving, reading, personal care, or safe movement. You should consult a doctor immediately if you experience pain, a sudden deterioration, severe redness, flashes of light, trauma, or severe inflammation.
At K+31, cataract phacoemulsification in Moscow begins with a diagnosis and consultation with an ophthalmologist. We explain when cataract removal is indicated, what type of lens is available, and the recovery process after surgery.
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Экстренная помощь
How phacoemulsification is performed in our clinic
At K+31, patient treatment begins with an examination. The doctor evaluates the crystalline lens, cornea, retina, optic nerve, and intraocular pressure.
Preoperative Diagnostics
Before the procedure, a vision assessment, biometrics, fundus examination, intraocular pressure measurement, and anterior segment assessment are performed. For diabetes, glaucoma, retinal diseases, or severe astigmatism, the doctor may prescribe additional tests.
Procedure Steps
First, the eye is treated, anesthetized, and a sterile environment is created. Then the surgeon:
Anesthesia and duration of the procedure
Local anesthesia in the form of drops is most often used; sometimes the doctor chooses another option for medical reasons. The surgery itself usually takes a short time, but the duration depends on the density of the lens and the anatomy of the eye.