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Fig. 3 | Eye and Vision

Fig. 3

From: Hydrus microstent implantation for surgical management of glaucoma: a review of design, efficacy and safety

Fig. 3

Scanning electron microscopic image of SC outer wall following insertion and removal of an 8 mm Hydrus microstent, with collector channel ostia shown in panels a-d. Particulate debris visible in image (a) (barred arrows). The intact but sloping edge of the collector channel ostium (shown in d) resulting from microstent-dependent indentation appearing to compress the lower portion of the ostia while leaving the upper portion open. Courtesy of Johnstone et al. [22]

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Eye and Vision

ISSN: 2326-0254