Fig. 7.1 Boston Keratoprosthesis prognostic categories as described by Yaghouti et al. [10]. A Kaplan-Meier analysis for survival of ambulatory vision (visual acuity between 20/20 and 20/200) was performed for…
Fig. 13.1 Kontur© methafilcon A hydrogel bandage lens over KPro Type I Base curve 6.8–9.8 mm Diameter 12.0–24.0 mm Sphere power +10.00 to −20.00 D Toric power −0.75 to −5.00…
Fig. 12.1 Anterior-segment optical coherence tomography image of the anterior chamber angle in a patient before (a) and after (b) Boston Type I Keratoprosthesis surgery. Progressive synechial angle closure was…
Fig. 1.1 Erasmus Darwin (1731–1802) (Image courtesy of Mannis and Mannis [1]) Fig. 1.2 Guillaume Pellier de Quengsy (left) (1751–1835) and his instrumentation (right) for prosthokeratoplasty (Image courtesy of Mannis…
Fig. 22.1 Photograph of Seoul-type keratoprosthesis (a, b) Seoul KPro whose skirt is made of polyurethane. (a) Front view. (b) Rear view. (c, d) Seoul KPro whose skirt is made…
Fig. 4.1 Anterior segment OCT images. (a) Preoperative exam of a phakic eye [anterior chamber depth (ACD) = 2.71 mm; angle opening = 20°] with leukoma and corneal thickening. (b) Postoperative OCT of an…
Fig. 5.1 A 29-year-old with Stevens-Johnson’s syndrome from phenobarbital with 20/800 preoperative vision which improved to 20/30–2 5 months postoperatively Fig. 5.2 A 30-year-old with bilateral Stevens-Johnson’s syndrome with hand…
Fig. 6.1 Collar button design: front plate, back plate, and locking ring (Courtesy of Dr. Claes H. Dohlman) There are two types of Boston Keratoprosthesis: Type 1 (Fig. 6.2a, b):…
Fig. 25.1 (a) Fyodorov–Zuev keratoprosthesis from anterior view, (b) in an artificial anterior chamber, (c) from anterior view before with prosthesis embedded into the cornea just before the transplant, and…
Fig. 19.1 Photomicrograph of the Boston keratoprosthesis type I (left) and II (right) devices 19.2 Indications The Boston keratoprosthesis type I is indicated for patients with a history of repeated…
