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.

Date of Patent:
Jan. 12, 1988

Filed:

May. 08, 1986
Applicant:
Inventors:

Gerald A Saunders, Sydenham, CA;

Theodore D Cooke, Kingston, CA;

David W Siu, Kingston, CA;

Assignee:

Queen's University, Kingston, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
378179 ; 378162 ; 378174 ; 378177 ; 378208 ;
Abstract

The apparatus enables the taking of multiple X-ray photographs of the legs and pelvis of a patient. A platform is rotatably mounted on a base member, and is provided with means for keeping the patient still in a standardized standing position. With only minor vertical and horizontal adjustment of an associated substantially point source of X-rays, side and front X-rays can be taken without movement of the patient, apart from rotation of the platform. Radio opaque marker means provided on otherwise radio-transparent spaced screens produce, on the X-ray film, images which can be interpreted to provide information for compensation of distortions in images on the X-ray film due to the use of a point source of radiation.


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