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:
May. 16, 1989
Filed:
Apr. 06, 1987
Applicant:
Inventors:
Sebastian Genna, Belmont, MA (US);
Andrew P Smith, Medford, MA (US);
Assignee:
Digital Scintigraphics, Inc., Cambridge, MA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T / ;
U.S. Cl.
CPC ...
25036301 ; 2505051 ; 25036304 ;
Abstract
A compound collimator for use in a radionuclide emission tomography camera to image a region of an object, including a collimator structure having a number of collimator elements arranged in at least two sections to define a different tomographic field of view boundary for each section. Each boundary encompasses a different portion of the region and the sections in combination establish a different imaging sensitivity for each portion. At least one of the boundaries encompasses the entire region to be imaged.