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:
Aug. 28, 1990
Filed:
Jan. 19, 1989
Applicant:
Inventor:
Jeffrey P Davis, Madison, WI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128734 ; 128632 ;
Abstract
A device for detecting keratoconjunctivitis sicca (KCS) utilizing a probe including a body having an end portion. A plurality of electrical contacts are mounted in spaced configuration at the end portion of the probe body for simultaneous contact with the tear fluid of the ocular conjunctiva, or components thereof. An electrical potential is applied to at least one of the plurality of the electrical contacts and electrical activity, such as conductance, between the one electrical contact to another electrical contact is measured relative and the interposed tear fluid.