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:
Jun. 12, 2007
Filed:
Sep. 02, 2005
Applicants:
John J. O'mahony, Barna, IE;
Edwin B. Merrick, Stow, MA (US);
Sonny Behan, Sugar Hill, GA (US);
Inventors:
Assignee:
CHF Solutions Inc., Brooklyn Park, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/42 (2006.01); A61B 5/00 (2006.01); B01D 35/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A blood leak detector is disclosed having a light source projecting a beam along an optical path, wherein the beam has a wavelength in a range of about 800 to 930 nm; a light detector receiving the beam through an aperture having a diameter in a range of 30 to 60 thousands of an inch; and a housing to receive a tubular liquid passage between the light source and light detector, the housing having a slot transverse to the optical path to receive the tubular liquid passage and the slot has a width narrower than the tubular liquid passage when uncompressed.