Name of medical device

Intraocular lens

Description

An Intraocular lens (IOL) is used to surgically remove the natural lens of cataract patients, which has become cloudy. The structure of IOL mainly consists of two parts, one is lens, like the lens of the glasses with power; the other is strut, like the earpieces of the glasses, for the purpose of holding IOL in place in the capsular bag inside the eye.

When to use

Cataract surgery

Possible side effects

Possible complications of cataract surgery include iritis, hyphema, elevated intraocular pressure, intraocular lens displacement or detachment, endophthalmitis, post-operative cataract, blepharoptosis and so on.

Postoperative care

• After surgery, the affected eye will be covered with gauze to adhere to eye secretions. At the same time, an eye patch with a metal shield for protection is added to prevent collision and pressure.
• From the following day after the operation, antibiotic and steroid eye drops should be used according to the doctor's instructions to prevent infection and alleviate inflammation.
• Redness, mild pain, and foreign body sensation in the affected eye is a normal phenomenon. Analgesics can be used to relieve discomfort.
• Do not use unsterilized items to wipe eyes with secretions such as tears and gums.
• The patient can walk around after the operation. When lying down, avoid sleeping on the side of the operation to prevent compression of the affected eye.
• Eat as usual, but avoid hard foods to prevent excessive chewing.
• Do not bend over to wash your hair or take a shower after the operation. Prevent unclean water from splashing into the eyes and causing infection.
• Do not engage in physical work within 2 months after operation to avoid affecting wound healing.
• After discharge from the hospital, follow the doctor's advice to continue the outpatient reexamination. After 2-3 months when the wound has completely healed, ophthalmoscopy will be done to determine whether to prescribe a pair of spectacles to improve visual acuity.