Gel Stent Versus Trabeculectomy: The Randomized, Multicenter, Gold-Standard Pathway Study (GPS) of Effectiveness and Safety at 12 Months.
Sheybani Arsham, Vera Vanessa, Grover Davinder S, Vold Steven D, Cotter Frank, Bedrood Sahar et al.
This study compared gel stents to trabeculectomy for open-angle glaucoma. Gel stents were noninferior for IOP reduction, with fewer interventions and faster visual recovery, but trabeculectomy achieved lower mean IOP.