A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
A61B 17/32 (2006.01) A61F 9/00 (2006.01) A61F 9/007 (2006.01) A61F 9/013 (2006.01)
Patent
CA 2335040
A micro-keratone (10) includes a guide ring assembly (12) adapted for placement on the ocular globe, and means (14) for temporarily fixing the guide ring (12) to the ocular globe. A cutting head (16) containing a cutting blade suitable for corneal resections is also provided. A vertical support assembly (18) is connected to the guide ring (12), and supports the cutting head (16) for rotation about a horizontal axis. In one embodiment, the cutting blade has an arcu- ate cutting edge for cutting corneal resections. A method relating to the use of straight, and ar- cuate cutting blades (54a) is also provided.
L'invention porte sur un microkératome (10) comportant un ensemble anneau de guidage (12) que l'on place sur le globe oculaire, et des moyens qui servent à fixer temporairement l'anneau de guidage (12) audit globe. Une tête de coupe (16) renferme une lame de coupe appropriée aux résections cornéennes. Un ensemble support vertical (18), relié à l'anneau de guidage (12), supporte la tête de coupe (16) en rotation autour d'un axe horizontal. Dans un mode réalisation, la lame de coupe possède une arête de coupe arquée destinée à couper les résections cornéennes. L'invention traite également d'un procédé d'utilisation de lames de coupe droites et arquées (54a).
Carriazo Cesar C.
Christian Steven L.
Kirby Eades Gale Baker
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