Corneal surgery device

Details Corneal surgery device Corneal surgery device

2006-04-18

2006-04-18

Lynch, Robert A. (Department: 3731)

Surgery

Instruments

Cutting, puncturing or piercing

C606S166000, C606S171000

Reexamination Certificate

active

07029485

ABSTRACT:
A device for surgery of the cornea comprising:an annular base (100) for fixing the apparatus to the eye of a patient;a cutter head (200) comprising a body (200a) and a blade (201) suitable for being displaced along a plane trajectory parallel to the annular base (100);guide means (106) for guiding the cutter head (200) relative to the base (100);drive means (302) for driving the blade (201) in the cutter head (200) with reciprocating linear motion parallel to its cutting edge (201b); anddrive means (303) for driving the cutter head (200) relative to the annular base (100) along said trajectory.Said drive means (302, 303) comprise two independent motor units surmounting the cutter head and having mutually parallel outlet shafts (306, 310) perpendicular to the plane of the trajectory of the cutter head (200).

REFERENCES:
patent: 4423728 (1984-01-01), Lieberman
patent: 5980543 (1999-11-01), Carrizo et al.
patent: 6165189 (2000-12-01), Ziemer
patent: 6641594 (2003-11-01), Aufaure et al.
patent: 1 027 873 (2000-08-01), None
patent: 99/26568 (1999-06-01), None

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