US 12,350,080 B2
X-ray modulator
Bernhard Gleich, Hamburg (DE)
Assigned to KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
Appl. No. 18/033,873
Filed by KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
PCT Filed Oct. 27, 2021, PCT No. PCT/EP2021/079744
§ 371(c)(1), (2) Date Apr. 26, 2023,
PCT Pub. No. WO2022/096328, PCT Pub. Date May 12, 2022.
Claims priority of application No. 20205342 (EP), filed on Nov. 3, 2020.
Prior Publication US 2023/0397895 A1, Dec. 14, 2023
Int. Cl. A61B 6/40 (2024.01); A61B 6/00 (2006.01); A61B 6/03 (2006.01)
CPC A61B 6/405 (2013.01) [A61B 6/032 (2013.01); A61B 6/482 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An X-ray modulator, for use with an X-ray tube, the X-ray modulator comprising:
an enclosed chamber having a window portion and a side portion, wherein the window portion is in gaseous communication with the side portion, the enclosed chamber comprising a chamber wall, wherein the chamber wall of the window portion is thinner than the chamber wall of the side portion;
a pressure modulator provided in the side portion of the enclosed chamber and configured to modulate the pressure within the enclosed chamber; and
an absorption gas within the enclosed chamber for absorbing X-ray radiation.