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.:

US 9101300 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 11, 2015

Filed:

Oct. 31, 2012
Applicant:

Nidek Co., Ltd., Gamagori-shi, Aichi, JP;

Inventors:

Masakazu Endo, Okazaki, JP;

Masaaki Hanebuchi, Nukata-gun, JP;

Assignee:

NIDEK CO., LTD., Gamagori, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 3/14 (2006.01); A61B 3/10 (2006.01);
U.S. Cl.
CPC ...
A61B 3/14 (2013.01); A61B 3/10 (2013.01);
Abstract

An intraocular lens power determination apparatus for determining a highly precise IOL power, the apparatus including: an anterior segment imaging device for obtaining a cross-sectional image of an anterior segment by detecting reflection from the anterior segment of an examinee's eye; and a power calculation unit obtaining an offset distance from a front surface of a lens to a point of contact of a Zinn's zonule with the lens based on the anterior segment cross-sectional image obtained by the anterior segment imaging device and calculating a prospective postoperative anterior chamber depth by adding the offset distance to an anterior chamber depth of an eye so that the IOL power is calculated by using the prospective postoperative anterior chamber depth.


Find Patent Forward Citations

Endo, Masakazu. (2015). Intraocular lens power determination apparatus, intraocular lens power determination method, and intraocular lens power determination program (U.S. Patent No. 9101300). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9101300

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