Inhaler device

Details Inhaler device Inhaler device

A - Human Necessities

61

M

A61M 15/00 (2006.01)

Patent

CA 2563573

An inhaler device (1) for powdered medicaments. The device (1) has a body (5) that has a recess (50) for holding a capsule containing a powdered medicament to be inhaled, at least one air passage (90) that is tangentially disposed to the recess (50), and a mouthpiece (30) that includes a coaxially disposed inhalation passage (70) that communicates with the recess (50) of the body (5). The body (5) has a pair of opposed spring (105) biased push-buttons (40) that each include at least one piercing element (95) for piercing the capsule when loaded in the recess (50) . The medicament is released from the pierced. capsule when air is drawn through the air passage(s) (90) into the recess (50) and swirled about therein. The mouthpiece (30) is pivotally attached to the edge of the body (5) so that it is pivotable between an open loading position and a closed dispensing position about an axis that is perpendicular to the longitudinal axis of the inhaler (1).

L'invention concerne un dispositif d'inhalation (1) pour médicaments pulvérulents. Ce dispositif (1) comprend un corps (5) présentant un évidement (50) destiné à contenir une capsule renfermant un médicament pulvérulent à inhaler, au moins un passage à air (90) qui est disposé tangentiellement par rapport à l'évidement (50), et un embout buccal (30) comportant un passage d'inhalation (70) qui est disposé coaxialement et qui communique avec l'évidement (50) du corps (5). Ce corps (5) comprend une paire de boutons-poussoirs (40) commandés par ressorts opposés (105) comportant respectivement au moins un élément de perforation (95) servant à percer la capsule une fois chargée dans l'évidement (50). Le médicament est libéré de la capsule percée lorsque de l'air traverse le(s) passage(s) d'air (90) pour atteindre l'évidement (50) et tourbillonne dans cet évidement. L'embout buccal (30) est fixé de manière pivotante sur le bord du corps (5) de manière à pouvoir pivoter entre une position de chargement ouverte et une position de distribution fermée autour d'un axe qui s'étend perpendiculairement à l'axe longitudinal de l'inhaleur (1).

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