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.

Date of Patent:
Nov. 14, 2017

Filed:

Aug. 25, 2016
Applicant:

Novadaq Technologies Inc., Mississauga, CA;

Inventor:

Frederick Allen Moore, Vancouver, CA;

Assignee:

Novadaq Technologies Inc., Mississauga, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 13/02 (2006.01); F21V 9/00 (2015.01); A61B 1/12 (2006.01); A61B 1/06 (2006.01); F21V 29/70 (2015.01); F21V 5/04 (2006.01); F21V 9/08 (2006.01); F21K 9/60 (2016.01); F21V 29/89 (2015.01); A61B 5/00 (2006.01); F21V 15/01 (2006.01); F21V 23/02 (2006.01); F21V 8/00 (2006.01); G02B 23/24 (2006.01); F21Y 101/00 (2016.01); F21Y 115/30 (2016.01); F21Y 115/10 (2016.01); F21Y 113/13 (2016.01); A61B 90/30 (2016.01); F21Y 103/10 (2016.01);
U.S. Cl.
CPC ...
A61B 1/128 (2013.01); A61B 1/063 (2013.01); A61B 1/0638 (2013.01); A61B 1/0684 (2013.01); A61B 5/0071 (2013.01); F21K 9/60 (2016.08); F21V 5/04 (2013.01); F21V 9/08 (2013.01); F21V 15/01 (2013.01); F21V 23/02 (2013.01); F21V 29/70 (2015.01); F21V 29/89 (2015.01); G02B 6/0001 (2013.01); G02B 23/2469 (2013.01); A61B 2090/306 (2016.02); A61B 2090/309 (2016.02); F21Y 2101/00 (2013.01); F21Y 2103/10 (2016.08); F21Y 2113/13 (2016.08); F21Y 2115/10 (2016.08); F21Y 2115/30 (2016.08);
Abstract

An apparatus for providing a light output to an optical guide for illumination of an imaged object including a plurality of solid state light-emitting sources each of which are independently powered and independently controlled, each light-emitting source emitting light at a wavelength which is different from the wavelength emitted by the other light-emitting sources. The apparatus also includes a heat sink configured to thermally couple the plurality of solid state light-emitting sources and provide conduction of heat generated by the plurality of solid state light-emitting sources. The apparatus further includes an optical elements to collect, collimate, and combine the emissions from the plurality of solid state light-emitting sources into a combined beam of light to be optically coupled to the light guide.


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