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.

Date of Patent:
Oct. 01, 1991

Filed:

Sep. 04, 1990
Applicant:
Inventors:

Maciej Zborowski, Lakewood, OH (US);

Paul S Malchesky, Painesville, OH (US);

Assignee:

Cleveland Clinic Foundation, Cleveland, OH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B03C / ; B03C / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
436177 ; 436526 ; 356 38 ; 209212 ; 209213 ; 209214 ; 209215 ; 2092231 ; 209232 ;
Abstract

A magnetic field separation system includes a magnet unit having first and second pole members forming a linear gap with a relatively high magnetic field density therebetween. A flow chamber comprised of first and second optically transparent slides mounted so as to define a generally planar fluid pathway therebetween, passes a biological fluid over the linear gap at an angle, with flow through the pathway being accomplished by gravity and capillary action. Biological fluid, when sensitized to magnetic reaction, passes through the fluid pathway, thereby resulting in perceivable separation of the sensitized particles.


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