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:
Nov. 05, 1985
Filed:
May. 22, 1984
Applicant:
Inventor:
Dan E Fischer, Salt Lake City, UT (US);
Assignee:
Ultradent, Inc., Salt Lake City, UT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
433218 ; 424147 ; 604-3 ; 604 11 ;
Abstract
A method for controlling or stopping the flow of blood is provided for use in preparing the gingival or gum area of the mouth for dental crowns. An aqueous solution of ferric sulfate (Fe.sub.2 (SO.sub.4).sub.3), having a concentration of preferably about 13% in water and glycol. The solution is applied to the gingival area and rapidly coagulates fresh blood to act as an effective astringent without adverse side effects or staining of teeth.