Fig. 5.1 Artificial subconjunctival drainage (trabeculectomy) versus physiologic canal-based collector channel outflow. (a) During trabeculectomy, a segment of tissue is removed at the limbus, creating a sclerostomy site (arrow). (b)…

Fig. 14.1 Cross-section illustration of suprachoroidal potential space between the sclera and the vascular choroid. Copyright JirehDesign, reproduced with permission 14.1.2 Choroidal Physiology The choroid is highly vascularized and contains…

Fig. 10.1 Split fixation. Humphrey visual field (10-2) from a patient demonstrating inferior split fixation and inferior paracentral defect in the left eye. Reproduced with permission from Practicing Ophthalmologists Learning…

Fig. 12.1 The silicone tube is inserted into the fibrous capsule encasing the scleral buckle through a small incision on top of the scleral buckle. The tube exits the capsule…

Fig. 15.1 Anterior segment OCT showing malignant glaucoma with anterior displacement of IOL and anterior chamber shallowing (top) and resolution of malignant glaucoma and deepening of anterior chamber after treatment…

Fig. 6.1 Size comparison of glaucoma drainage device and XEN Gel Stent implant 6.2.1 Lumen Size and Flow Laminar flow through a tube is calculated based on Hagen–Poiseuille equation (Eq….

Fig. 13.1 The drops and gel to be applied before needling, proparacaine, apraclonidine, povidone iodide, and 3.5 % xylocaine gel The half-inch 30 g needle, mounted on a TB syringe,…

Fig. 8.1 The Endocyclophotocoagulation (ECP) unit (Image courtesy of Endo Optiks, Inc.) Fig. 8.2 The Endocyclophotocoagulation fiberoptic probe consisting of light, diode laser, and video sources (Image courtesy of Endo…