Patent · US Expired

Blood gas controls composition, method and apparatus

US4289648A · kind A · utility

37Cited by
6References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1979
Grant dateSep 15, 1981
Priority date
Expiry dateMar 20, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/102499
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A hermetically sealed ampoule containing blood gas control fluid is provided wherein the fluid occupies the entire ampoule with no appreciable head space. The ampoule is provided with a plunger-like seal adapted to be directed against the contents of the ampoule and a pierceable seal through which may extend a hollow needle to act as a conduit for the contents upon expulsion from the ampoule. A syringe is also provided for expelling the contents from the ampoule.

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