Patent · US Expired

Medication dispensing apparatus

US5300042A · kind A · utility

68Cited by
20References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 1992
Grant dateApr 5, 1994
Priority date
Expiry dateMar 2, 2012

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61J2205/70
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A medication dispensing apparatus comprising a liquid container having an open end and a cap assembly engagably removable from the open end of the container. The cap assembly comprises an external cap having a lower end, an inner fixing element adapted to be fitted into the open end of the liquid container and connected to the lower end of the external cap. The cap assembly further comprises a dropper connected through the inner fixing element and having a fluid passageway and activation element for aspirating liquid from the container into the dropper. The activation element comprises a piston mounted in sliding relationship within the fluid passageway of the dropper and having a first position at the lower end of the fluid passageway and a second position at the upper end of the fluid passageway, and an actuating elemnt disposed within the external cap and connected to the piston for advancing or retracting the piston within the fluid passageway thereby aspirating liquid from the container when the piston is retracted from its first position to its second position.

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