Drug dispenser

A drug dispenser, drug technology, applied in the direction of drug device, liquid distribution, inhaler, etc., can solve the problems of insufficient, unpredictable, slow actuating rod, etc.

CN101528358AInactive Publication Date: 2009-09-09GLAXO GROUP LTD
72 Cites 10 Cited by

Patent Information

Authority / Receiving Office
CN · China
Current Assignee / Owner
Publication Date
2009-09-09
Estimated Expiration
Not applicable · inactive patent

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

The invention provides a drug dispenser device comprising a housing(10a,10b,12); extending from the housing, an outlet(16) for insertion into a body cavity of a patient; provided to the housing and moveable with respect thereto, a drug discharge device having a longitudinal axis and comprising a container for storing a drug formulation to be dispensed, a discharge mechanism and a discharge channel from the container for discharge of the drug formulation to the outlet; connecting to the drug discharge device, a container collar; connecting to the container collar and moveable with respect thereto along the longitudinal axis of the drug discharge device, a transfer element, the transfer element including an actuating portion; provided to the housing, at least one finger operable member(20a,20b) moveable to apply a force to the actuating portion of the transfer element to move the transfer element along the longitudinal axis in a first direction; linking the container collar with the transfer element, a biasing mechanism to store biasing energy on moving the transfer element along the longitudinal axis in the first direction; and provided to the container collar, a pre-load mechanism to prevent transfer of the biasing energy to the container collar to move the drug discharge device along the longitudinal axis in the first direction to actuate the discharge mechanism until a pre-determined threshold force is overcome.
Need to check novelty before this filing date? Find Prior Art

Description

[0001] Cross References to Related Applications

[0002] This application claims priority to US Provisional Application Serial No. 60 / 823,139, filed August 22, 2006, which is hereby incorporated by reference in its entirety.

[0003] The disclosures of the following U.S. Provisional Patent Applications are also incorporated herein by reference in their entirety: U.S. Provisional Application Nos. 60 / 823,134, 60 / 823,141, 60 / 823,143, 60 / 823,146, 60 / 823,151 and 60 / 823,154, all filed August 22, 200; U.S. Provisional Application No. 60 / 894,537, filed March 13, 2007; U.S. Provisional Application No. XX / XXX.XXX for Drug Dispenser) (Attorney Docket No. PB62118P1) and U.S. Provisional Application No. XX / XXX.XXX entitled DRUG DISPENSER (Attorney Docket No. PB62540P) .

[0004] Disclosure of International (PCT) Patent Applications filed concurrently with this application under Attorney Docket Nos. PB61515, PB62048, PB62087, PB62088, PB62089, and PR61448, which designate the United State...

Examples

Embodiment Construction

[0170] Turning now to the attached picture, figure 1 There is shown a medicament dispenser device 1 of the present invention in the form of a hand-held, hand-operated, breath-coordinated pressurized metered dose inhaler (MDI). This type of device requires the patient to coordinate their inhalation at the dispensing outlet of the device (in this embodiment, interface 14) with manual actuation of the device so that the inhalation is coordinated with the release of the drug from the device so that The drug is entrained to a target site in the patient's airway (in this case the lungs).

[0171] The device 1 comprises a housing defined in combination by a front upper housing member 10a, a rear upper housing member 10b and a lower housing member 12, all of which are formed of plastic in this embodiment. It should be noted that the general form of the housing is arranged so as to be easily received by the patient's hand such that the rear portion of the lower housing member 12 is g...