US 12,257,003 B2
Occlusion-crossing devices, atherectomy devices, and imaging
Maegan K. Spencer, Emerald Hills, CA (US); John B. Simpson, Woodside, CA (US); and Stephen C. Davies, El Dorado Hills, CA (US)
Assigned to Avinger, Inc., Redwood City, CA (US)
Filed by Avinger, Inc.
Filed on Oct. 4, 2021, as Appl. No. 17/449,895.
Application 17/449,895 is a continuation of application No. 15/162,353, filed on May 23, 2016, granted, now 11,135,019.
Application 15/162,353 is a continuation of application No. 13/675,867, filed on Nov. 13, 2012, granted, now 9,345,406, issued on May 24, 2016.
Application 13/675,867 is a continuation in part of application No. 13/433,049, filed on Mar. 28, 2012, granted, now 8,644,913.
Claims priority of provisional application 61/559,013, filed on Nov. 11, 2011.
Prior Publication US 2022/0125525 A1, Apr. 28, 2022
Int. Cl. A61B 34/20 (2016.01); A61B 5/00 (2006.01); A61B 5/02 (2006.01); A61B 17/00 (2006.01); A61B 17/3207 (2006.01); A61B 90/00 (2016.01); A61B 6/00 (2006.01); A61B 6/12 (2006.01); A61B 17/22 (2006.01); A61B 90/30 (2016.01)
CPC A61B 34/20 (2016.02) [A61B 5/0062 (2013.01); A61B 5/0066 (2013.01); A61B 5/0084 (2013.01); A61B 5/02007 (2013.01); A61B 5/6852 (2013.01); A61B 17/00234 (2013.01); A61B 17/320725 (2013.01); A61B 17/320758 (2013.01); A61B 90/37 (2016.02); A61B 6/12 (2013.01); A61B 6/487 (2013.01); A61B 2017/00296 (2013.01); A61B 2017/22068 (2013.01); A61B 2034/2055 (2016.02); A61B 2034/2065 (2016.02); A61B 2090/306 (2016.02); A61B 2090/3614 (2016.02); A61B 2090/3735 (2016.02); A61B 90/39 (2016.02); A61B 2217/007 (2013.01); A61B 2562/0233 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system comprising:
an elongate imaging catheter body comprising a sensor;
a controller; and
a non-transitory computer-readable medium including contents that are configured to cause the controller to perform a method comprising:
obtaining, from the sensor on the elongate imaging catheter body, an image from within a blood vessel; and
automatically detecting, labeling, and/or highlighting one or more crescent-shaped morphological structures in the image.