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:
Oct. 06, 1987
Filed:
Jan. 28, 1986
Yutaka Fujiki, Ootawara, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
An emission computed tomography apparatus comprises a patient couch on which a subject on the dosage of rodioisotope (RI) lies and a two-dimensional position detector for collecting radioisotope distribution data in the subject at various rotation positions while rotating around the subject and the patient couch in order to obtain a tomogram image of the RI distribution in the subject. In order to eliminate a false image (artifact) on the tomogram image resulting form unequal detection characteristics in the position detector, the patient couch is traveled in one direction of the coordinate systems every time the position detector is rotated by a given angle. One position signal from the position detector is corrected in response to the traveling length of the patient couch. An artifact-free tomogram image of the RI distribution is obtained on the basis of the corrected position signal and another position signal from the position detector.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile