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:
Jan. 22, 1988
Applicant:
Inventor:
Barry J Marshall, Mount Hawthorn 6016, Perth, Western Australia, AU;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128630 ; 128719 ; 436811 ; 424-9 ;
Abstract
Methods for the diagnosis of gastrointestinal disorders in human or lower animal subjects comprising the steps of administering to said subject a safe and effective amount of urea and analyzing the breath of said subject for the presence of carbon dioxide or ammonia products of the hydrolysis of said urea, wherein the presence of said hydrolysis products is a positive indication of a gastrointestinal disorder in said subject. Preferably the administered urea contains isotope-labelled nitrogen or carbon.