Implant or tube exposure occurred in 5% of patients ... as IOP > 21 mm Hg on two consecutive visits, additional glaucoma surgery, shunt removal, loss of light perception, any major complication ...

A tube shunt is also the preferred surgical procedure ... without some of the associated risks of more traditional glaucoma surgery. When used in the eye, they work to bring down pressure in ...

It is a very safe procedure, with fewer side effects than either medications or surgery ... of synonyms for aqueous shunts including glaucoma drainage devices, tube implants, and tube shunts.