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. 24, 1987
Filed:
Jan. 14, 1986
Elias A Zerhouni, Virginia Beach, VA (US);
Other;
Abstract
Disclosed is a test phantom for evaluating a computed tomographic scan of nodules in a lung of a human or non-human animal comprising a device which simulates a 15 to 40 mm thick transverse section of said animal the tissue simulating portions of said device are constructed of materials having radiographic densities substantially identical to those of the corresponding tissue in said simulated transverse section of said animal and contain voids therein which simulate, in size and shape, the lung cavities in said transverse section. At least one of the voids has positioned therein a test reference device constructed of a material of predetermined radiographic density which simulates a lung nodule.