Inhalation device for powdered medicaments

Details Inhalation device for powdered medicaments Inhalation device for powdered medicaments

Filed on

1981-06-04

Date issued

1984-01-03

Examiner

Recla, Henry J.

Patent Class

Surgery

SubClass

Respiratory method or device

SubSubClass

Means for mixing treating agent with respiratory gas

Other Related Categories

12820321, 604 58, A61M 1500

Type

Patent

Status

active

Patent number

044237243

Description

ABSTRACT:
An inhalation device for a powdered medicament contained initially in a container, which device comprises a swirl chamber adapted to receive a medicament container and having air inlets thereinto and a mouthpiece in communication therewith; a container receiving cavity also in communication with said swirl chamber; and piercing means operable to pierce a medicament container when in the cavity and to withdraw from the pierced container, said cavity being provided with obstructive means to prevent the container re-entering the cavity after being pierced.

REFERENCES:
patent: 3807400 (1974-04-01), Cocozza
patent: 3918451 (1975-11-01), Steil
patent: 4116195 (1978-09-01), James
patent: 4249526 (1981-02-01), Dean et al.

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Also associated with

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