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:
Jan. 31, 1984
Filed:
Jun. 04, 1982
Applicant:
Inventors:
Kyu H Lee, King of Prussia, PA (US);
Christopher H Porter, Newtown Square, PA (US);
Assignee:
Extracorporeal Medical Specialties, Inc., King of Prussia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
138130 ; 138123 ; 138153 ; 138172 ; 138177 ; 138178 ; 138 38 ; 138D / ; 165133 ; 165156 ; 165184 ; 422 46 ; 422 47 ;
Abstract
Device useful as a heat exchanger for blood or as an apparatus in which blood may be treated or reacted with selected reactants. Device comprises hollow tubing which has plastic monofilament placed in a generally spiral configuration around its outer surface, said monofilament being in the form of continuous or discontinuous projections or ridges. Strands of wire may be substituted for the plastic monofilament. Hollow tubing having such plastic monofilament or strands of wire is also included.