Patent · US Expired

Device and method for whole blood separation and analysis

US4678757A · kind A · utility

102Cited by
11References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1985
Grant dateJul 7, 1987
Priority date
Expiry dateApr 11, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/255
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method and device for separating blood into fluid and cellular fractions for diagnostic tests. The whole blood is introduced to a carrier containing a layer of carbohydrate which results in the rapid separation of the fluid from the cellular fractions. In a preferred embodiment, the device is fabricated in a sandwich design containing layers of carbohydrate and reagent material between two layers of plastic.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.