US 12,394,055 B2
Spectral dark-field imaging
Andriy Yaroshenko, Garching (DE); and Thomas Koehler, Norderstedt (DE)
Assigned to KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
Appl. No. 18/008,651
Filed by KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
PCT Filed Jun. 3, 2021, PCT No. PCT/EP2021/064895
§ 371(c)(1), (2) Date Dec. 6, 2022,
PCT Pub. No. WO2021/249855, PCT Pub. Date Dec. 16, 2021.
Claims priority of application No. 20178684 (EP), filed on Jun. 8, 2020.
Prior Publication US 2023/0222658 A1, Jul. 13, 2023
Int. Cl. A61B 6/00 (2024.01); A61B 6/40 (2024.01); A61B 6/42 (2024.01); G06T 7/00 (2017.01); G06T 7/11 (2017.01); G06T 7/174 (2017.01); G06V 10/80 (2022.01)
CPC G06T 7/0014 (2013.01) [A61B 6/405 (2013.01); A61B 6/4241 (2013.01); A61B 6/482 (2013.01); G06T 7/11 (2017.01); G06T 7/174 (2017.01); G06V 10/809 (2022.01); G06T 2207/10116 (2013.01); G06T 2207/20221 (2013.01); G06T 2207/30061 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An image processing device, comprising:
an input for receiving image data representative of a region of interest in a body of a patient, wherein the image data comprises a first dark-field image obtained for a first X-ray spectrum and a second dark-field image obtained for a second X-ray spectrum, wherein the first X-ray spectrum and the second X-ray spectrum are different; and
a processor configured to provide a combination image that is representative of a condition map by combining the first dark-field image and the second dark-field image.