The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 04, 2000
Filed:
Jul. 02, 1998
Applicant:
Inventors:
Assignee:
Nidek Co., Ltd., , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
606166 ;
Abstract
A cornea surgical operation apparatus for incising a cornea of a patient's eye into a layer comprises a fixing device having an opening put into contact with the surface of the cornea and for being fixed to a peripheral part of the cornea with the opening as a center, a press device for nearly flat pressing the cornea protruded from the opening, a blade for cutting out the cornea pressed into a nearly flat shape by the press device, a movement device for moving the blade in such a way that it passes a center of the opening, and a rotation device for rotating the blade moved at least to a Bowman membrane by the movement device with the center of the opening as the center of rotation.