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used to check the power and axis of a cylindrical lens: Maddox rod: used to test for latent squint and retinal function Refraction box: has lenses of different powers for refraction testing: Slit lamp bio microscope: used for examining the anteriorly placed structures the eye; video link: Charts for vision - •Distant vision
Tenotomy scissors are surgical scissors used to perform delicate surgery. They can be straight or curved, and blunt or sharp, depending upon necessity. This equipment can be used in many surgical specialties, in particular delicate operations in ophthalmic surgery, oral and maxillofacial surgery, or in neurosurgery. [1] [2]
Iris scissors are a type of scissors with short blades that was originally developed for ophthalmic surgery. They are alternatively referred to as Iris forceps in the United Kingdom and Asia. Iris scissors are also available in the crafting market and are sometimes used for the production of fabric-related goods.
In 1979, 510k permission was granted to market Healon, and FDA approval in January 1983. Since then OVDs have become essential tools in ophthalmic surgery. [1] Polyacrylamide is a synthetic compound that was used for a while but withdrawn from the market in 1991, after its use was found to be associated with elevated intraocular pressure. [1]
An operating microscope or surgical microscope is an optical microscope specifically designed to be used in a surgical setting, typically to perform microsurgery. [ 1 ] Design features of an operating microscope are: magnification typically in the range from 4x-40x, components that are easy to sterilize or disinfect in order to ensure cross ...
Osteo-odonto-keratoprosthesis (OOKP), also known as "tooth in eye" surgery, [1] is a medical procedure to restore vision in the most severe cases of corneal and ocular surface patients. It includes removal of a tooth from the patient or a donor.
Before the phacoemulsification can be performed, one or more incisions are made in the eye to allow access for the surgical instruments. Entry into the eye is made through a minimal incision; [6] the incision for cataract surgery has evolved along with the techniques for cataract removal and IOL placement. In phacoemulsification, the size ...
A peripheral iridectomy is the surgical removal of a portion of the iris in the region of its root, leaving the pupillary margin and sphincter pupillae muscle intact. [2] It is used in the treatment of glaucoma. [1] A preliminary iridectomy, or preparatory iridectomy, is the surgical removal of part of the iris preceding cataract extraction. [2]
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