Patent · US Expired

Method and apparatus for metering biological fluids

US4340390A · kind A · utility

66Cited by
13References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 1981
Grant dateJul 20, 1982
Priority date
Expiry dateMay 6, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/119163
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method and apparatus are disclosed for repeatedly and accurately depositing predetermined amounts of fluid, especially biological fluids, onto generally planar analysis slides. The apparatus comprises a dispenser which is adapted to pick up a disposable metering tip, aspirate fluid into the tip, meter a predetermined amount of fluid from the tip onto an analysis slide, and eject the tip after the metering operation.

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