Patent · US Expired

Capillaries for fluid movement within microfluidic channels

US6557427B2 · kind B2 · utility

63Cited by
17References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 2001
Grant dateMay 6, 2003
Priority date
Expiry dateMay 23, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2035/00495
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A capillary for introduction of whole blood into an analysis device. The capillary has a variable volume along its length, which allows the liquid sample to be drawn into the interior of the cartridge, away from the inlet, reducing the risk of contamination of the sample from the outside.

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