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:
May. 04, 2004
Filed:
Oct. 16, 2001
Nidek Co., Ltd., Aichi, JP;
Abstract
A vitreous surgical apparatus in which an inner tubular blade is moved in an axis direction with respect to an outer tubular blade by supply and exhaust of compressed air to excise a part of a vitreous body in an eyeball and aspirate and discharge the excised part out of the eyeball, the apparatus including: a plurality of solenoid valves each of which is opened and closed for performing the supply and exhaust of the compressed air; and a control unit which synchronously drives the solenoid valves to open and close in order to move the inner tubular blade at a desired cutting speed.
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