×

Medicine dispensing device

  • US 5,454,793 A
  • Filed: 08/30/1993
  • Issued: 10/03/1995
  • Est. Priority Date: 01/22/1992
  • Status: Expired due to Term
First Claim
Patent Images

1. A medicine dispensing device, comprising:

  • a housing having a slotted region, a front end including a front end opening, a rear end including a rear end opening, at least a first threaded portion provided on an inside surface of said housing in the vicinity of said rear end opening, a dosage ampoule fitting and a discharge conduit provided in the vicinity of said front end for connection with a dosage ampoule, said housing being adapted to receive said ampoule therein;

    a hollow screw-threaded device also for receiving said ampoule therein, said screw-threaded device being received by said rear end opening of said housing, said screw-threaded device including on at least partially threaded outer surface engaging said first threaded, portion in the vicinity of said rear end of said housing for securing said ampoule within said housing; and

    a medicine discharge and metering device being received within said hollow screw-threaded device and being movable in a direction of a longitudinal axis thereof, said medicine discharge and metering device metering and discharging contents of said ampoule; and

    wherein subsequent to an administration of a desired dosage of the contents of said ampoule, said medicine discharge and metering device enables said ampoule to move in the direction of the longitudinal axis of said housing and rearwardly in said housing to an extent sufficient to release said ampoule from engagement with said ampoule fitting, thereby allowing said ampoule, said screw threaded device, and said discharge and metering device to swing outwardly from said housing through said slotted housing, whereby said screw-threaded device is disengaged from said at least one threaded portion, thereby enabling said screw-threaded device and said discharging and metering device to move rearwardly and to return to a starting position within said housing where said screw-threaded device is able receive a new ampoule through said slotted housing.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×