The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 14, 2023
Filed:
May. 06, 2019
Beijing Novel Medical Equipment Ltd., Beijing, CN;
Yansong Hou, Beijing, CN;
Haipeng Wang, Beijing, CN;
Lilei Gao, Beijing, CN;
Tianpeng Xu, Beijing, CN;
Dongling Tian, Beijing, CN;
Nianming Jiang, Beijing, CN;
Chang Qi, Beijing, CN;
Mai Liu, Beijing, CN;
BEIJING NOVEL MEDICAL EQUIPMENT LTD., Beijing, CN;
Abstract
A collimator for a detector is disclosed. The collimator comprises: a bottom plate provided with imaging through holes distributed in an array, each of the imaging through holes comprising a first hole segment and a second hole segment, the transverse size of the first hole segment gradually decreasing in a direction from a free end to the second hole segment, and the transverse size of the second hole segment gradually decreasing in a direction from the free end to the first hole segment; a shielding case formed on the bottom plate; and a top plate disposed in the shielding case and closing at least a part of an opening of the shielding case, the top plate being provided with shielding through holes distributed in an array, and the imaging through holes being in one-to-one correspondence with the shielding through holes.