Patent Application
App. No. 14/154,177
FILTER FOR USE WITH IMAGING ENDOSCOPES
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Abstract
A fluorescence endoscopy video system includes a multi-mode light source that produces light for white light and fluorescence imaging modes. A filter is positioned at the distal end of an imaging endoscope so that the endoscope can produce fluorescence and white light images of a tissue sample.
Claims (3)
1 . A filter assembly for use with an imaging endoscope, comprising:
a filter adapted to be positioned in front of an imaging lens of the endoscope, the filter blocking excitation light from reaching an image sensor of the endoscope so that the image sensor can produce fluorescence images, the filter also passing an amount of blue light so that the image sensor can produce white light images of the tissue.
2 - 27 . (canceled)
Assignments (4)
RELEASE OF SECURITY INTEREST
Recorded Sep 8, 2017
From: MIDCAP FUNDING IV TRUST (AS SUCCESSOR AGENT TO MIDCAP FINANCIAL TRUST)
To: NOVADAQ TECHNOLOGIES INC.; NOVADAQ CORP.
Reel/Frame 043786/0344 →
RELEASE OF SECURITY INTEREST
Recorded Sep 8, 2017
From: MIDCAP FINANCIAL TRUST
To: NOVADAQ TECHNOLOGIES INC.; NOVADAQ CORP.
Reel/Frame 043788/0799 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Jul 14, 2014
From: FENGLER, JOHN J.P.; REGAMEY, FRANCIS
To: XILLIX TECHNOLOGIES CORP.
Reel/Frame 033307/0233 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Jul 14, 2014
From: XILLIX TECHNOLOGIES CORP.
To: NOVADAQ TECHNOLOGIES INC.
Reel/Frame 033307/0326 →