THE USE OF OPHTHALMIC VISCOSURGICAL DEVICES IN CATARACT SURGERY

摘要: ABSTRACT In the late 1970's advent of intraocular lens and move from intracapsular to extracapsular cataract extraction then phacoemulsification caused a dramatic increase in incidence postoperative corneal endothelial decompensation, which could only be treated by transplantation. The pioneering work Endre Balazs subsequent licensing noninflammatory fraction hyaluronan Pharmacia led development ophthalmic viscosurgery using Healon®. Since numerous other viscosurgical devices have appeared, most them fitting into few classes copies modified Healon® Healon®GV, newer, more viscous variant More recently, new class “viscoadaptive agents”, exemplified Healon®5, has appeared begun demonstrate novel applications advantages. This paper reviews specifically with respect surgical techniques, evolution, uses, classification, advantages disadvantages different devices.