By Roberto Bellucci MD, Simonetta Morselli MD (auth.), Thomas Kohnen MD, Douglas D. Koch MD (eds.)
The subject of the second one quantity of the sequence in ''Essentials in Ophthalmology'' is cataract and refractive surgical procedure, a realm of ophthalmic care that has gone through progressive alterations some time past 10 years. around the world, the elimination of the opaque crystalline lens is the main often played surgical intervention within the human physique, and refractive surgical procedure encompasses an expanding array of techniques with quickly growing to be surgical volumes. The target of the editors of this booklet has been to supply updated clinically appropriate overviews and to focus on the main fascinating fields of analysis and controversy.
The first half the e-book specializes in new cataract surgical recommendations and units, together with topical anaesthesia, small incision cataract surgical procedure, glossy intraocular lenses and ophthalmic viscosurgical units. certain consciousness is dedicated to tricky occasions, akin to mature, uveitic and pediatric cataracts, and to the prevention and administration of complications.
The moment half the booklet describes present and evolving modalities - either corneal and lenticular - to right human refractive mistakes. specific emphasis is put on issues regarding caliber of imaginative and prescient, corresponding to wavefront expertise, measuring caliber of imaginative and prescient, and matters in scholar size. lots of those issues pertain additionally to cataract surgical procedure, indicating the merging of applied sciences that's happening in those significant ophthalmic subspecialties.
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Additional resources for Cataract and Refractive Surgery
Referred to as “cold phaco,” WhiteStar allows reduction of the duration of energy pulses to the millisecond range.
Zink T, Babl J, Kampik A, Schönfeld CL (2003) Oberflächenanästhesie mit Tetracain 1 %: Tropfen – Gel. CI Congress Deutsche Ophthalmologische Gesellshaft, Berlin 17 Surgical Techniques for Small Incision Cataract Surgery 2 I. Howard Fine, Mark Packer, Richard S. 1 Introduction Phacoemulsification (phaco) means disassembly and removal of the crystalline lens. From its introduction in the late 1960s to the present, phaco has evolved into a highly effective method of cataract extraction. Incremental advances in surgical technique and the simultaneous redesign and modification of technology have permitted increasing safety and efficiency.
When the central material is no longer accessible to the phaco probe, the lens should be rotated and additional central phaco performed to enlarge and deepen the crater. The size of the central crater should be expanded for progressively denser nuclei. Enough of the dense material must be left in place, however, to allow the phaco probe and second instrument to engage the rim and fracture the lens into sections. The surgeon uses his experience as a guide to determine how deeply the central crater should be sculpted.