Astrazeneca Ab

Uwe Rollwage

John Kelshaw Conway

Allan Dagsland

Jan Andersson

Volker Tiedemann

Harald Heckenmueller

Jan W Trofast

Stefan Friess

Hans Strid

A powder inhaler for administering powder by inhalation, comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means () for providing a dose of powder to the flow path for entrainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means ().

Inhaler with powder dislodging member

Inhalation device

A powder inhaler for administering powder by inhalation comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means () for providing a dose of powder to the flow path for entrainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means ().

Inhaler with vibrational powder dislodgement

A powder inhaler for administering powder by inhalation, comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means ( ) for providing a dose of powder to the flow path for entertainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means ( ).

Growing community of inventors

Pinneberg, Germany

Uwe Rollwage