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:
Aug. 04, 2015
Filed:
Mar. 28, 2014
Nidek Co., Ltd., Aichi, JP;
National University Corporation Hokkaido University, Sapporo-shi,Hokkaido, JP;
Susumu Ishida, Sapporo, JP;
Kousuke Noda, Sapporo, JP;
Michiyuki Saito, Sapporo, JP;
Masahiko Kobayashi, Aichi, JP;
Yasuhiro Hoshikawa, Aichi, JP;
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, Hokkaido, JP;
NIDEK CO., LTD., Aichi, JP;
Abstract
A fundus image processing apparatus that processes a fundus image of an examinee's eye, the fundus image processing apparatus includes: a processor; and a memory storing computer readable instructions, when executed by the processor, causing the fundus image processing apparatus to: identify the optic disc included in the fundus image; identify a blood vessel included in the fundus image; calculate an upper diameter ratio which is a diameter ratio of those of the identified blood vessels that are positioned in a region above a height of the optic disc; calculate a lower diameter ratio which is a diameter ratio of those of the identified blood vessels that are positioned in a region under the height of the optic disc; and calculate an arteriovenous diameter ratio in the fundus of the examinee's eye based on the upper diameter ratio and the lower diameter ratio.