Dry powder inhaler

US7708011B2 · kind B2 · utility

Assignee

• BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG · DE

Inventors

• Dieter Hochrainer · Bingen, DE
• Joerg Schiewe · Mainz, DE
• Bernd Zierenberg · Ingelheim am Rhein, DE
• Stephen Terence Dunne · Stowmarket, GB

Key dates

• Filing date: Sep 24, 2003
• Grant date: May 4, 2010
• Expiry date: Sep 24, 2023

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61M2202/064
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A dry powder inhaler (1) is to be made available, with which a particle size and particle size distribution preferred for inhalation are to be achieved and by means of which as high a line particle fraction as possible is to be realized. This is achieved by means of a dry powder inhaler (1 ) that is characterized in that provided in the inhaler (1) is a nozzle (10) through which the aerosol (9) flows before leaving the inhaler (1).