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. 12, 2020
Filed:
Sep. 22, 2017
Applicant:
Canon Usa Inc., Melville, NY (US);
Inventor:
Zhuo Wang, Santa Clara, CA (US);
Assignee:
Canon U.S.A., Inc., Melville, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 1/07 (2006.01); G01B 9/02 (2006.01); A61B 1/06 (2006.01); A61B 1/00 (2006.01); A61B 5/00 (2006.01); G02B 23/24 (2006.01); G02B 23/26 (2006.01);
U.S. Cl.
CPC ...
A61B 1/07 (2013.01); A61B 1/00009 (2013.01); A61B 1/00096 (2013.01); A61B 1/00165 (2013.01); A61B 1/00172 (2013.01); A61B 1/00183 (2013.01); A61B 1/00188 (2013.01); A61B 1/0638 (2013.01); A61B 5/0066 (2013.01); G01B 9/0205 (2013.01); G01B 9/02091 (2013.01); G02B 23/2469 (2013.01); G02B 23/26 (2013.01);
Abstract
An apparatus, method, and system for a spectrally encoded endoscope comprising a focusing lens encompassed by an light guiding component and spacer, wherein the focusing lens is substantially ball or semi-circular in shape, and the refractive index of the focusing lens is greater than the refractive index of the spacer.