US 11,719,925 B2
User wearable fluorescence enabled visualization system
Liviu Steier, Needham, MA (US); and Richard E. Feinbloom, New York, NY (US)
Assigned to Designs for Vision, Inc., Bohemia, NY (US)
Filed by Designs for Vision, Inc., Bohemia, NY (US)
Filed on Dec. 26, 2020, as Appl. No. 17/134,312.
Claims priority of provisional application 63/013,487, filed on Apr. 21, 2020.
Prior Publication US 2021/0322129 A1, Oct. 21, 2021
Int. Cl. G02B 25/02 (2006.01); F21V 21/084 (2006.01); F21V 23/04 (2006.01); G02B 25/00 (2006.01); G02B 5/20 (2006.01); A61B 90/30 (2016.01); A61B 5/00 (2006.01); A61B 90/35 (2016.01); A61B 90/50 (2016.01); F21V 5/00 (2018.01); F21V 5/04 (2006.01); F21V 7/04 (2006.01); F21V 11/08 (2006.01); F21V 19/02 (2006.01); F21V 23/00 (2015.01); F21V 14/02 (2006.01); G02C 7/08 (2006.01); F21Y 113/10 (2016.01); F21Y 115/10 (2016.01)
CPC G02B 25/02 (2013.01) [A61B 5/0017 (2013.01); A61B 5/0077 (2013.01); A61B 5/7225 (2013.01); A61B 90/30 (2016.02); A61B 90/35 (2016.02); A61B 90/50 (2016.02); F21V 5/008 (2013.01); F21V 5/04 (2013.01); F21V 7/041 (2013.01); F21V 11/08 (2013.01); F21V 14/02 (2013.01); F21V 19/02 (2013.01); F21V 21/084 (2013.01); F21V 23/003 (2013.01); F21V 23/04 (2013.01); G02B 5/208 (2013.01); G02B 25/004 (2013.01); G02B 25/008 (2013.01); A61B 5/0071 (2013.01); A61B 5/0088 (2013.01); A61B 2090/309 (2016.02); A61B 2090/502 (2016.02); A61B 2560/0214 (2013.01); F21Y 2113/10 (2016.08); F21Y 2115/10 (2016.08); G02C 7/086 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A user wearable visualization system comprising:
a light assembly, said light assembly comprising:
at least one lighting element, each of said at least one light element comprising:
a housing, said housing comprising:
at least one projection lens on a first end of said housing, said at least one projection lens forming a lighting element optical axis;
a plurality of lighting sources positioned along an inner circumference of said housing, each of said plurality of lighting sources configured to:
 generate a light;
a light director comprising a plurality of reflective surfaces, positioned on a second end of said housing, said light director configured to:
receive, upon said plurality of reflective surfaces, said light generated by said plurality of lighting sources; and
redirect said received light toward a known area on one of said at least one projection lens, said known area being about said optical axis of said at least one projection lens, wherein said redirected light is emitted through said at least one projection lens.