Trabeculectomy (filtration surgery) is a surgical procedure that is used in the treatment of glaucoma, open angle or narrow.
It can be combined with medications or laser therapy. As a rule , it causes a significant drop in intraocular pressure.
The point of intervention is the opening of the drainage channel through sclera and conjunctiva below, through which it is possible to relieve some excess for aqueous humor and intraocular pressure is , thus, kept under control.
Filtering cushion is placed up to 12h under the upper eyelid and is completely undetectable. The surgery is performed under local anesthesia and is painless.