Patent ID: 7661425

Claim:
An inhaler comprising: a tubular body having inlet and outlet ends defining a tubular air flow passage therebetween and a bendable generally U-shaped section having a region with peripherally extending corrugations forming a whirl chamber; and a cap attaching to the inlet and outlet ends of the tubular body and connecting said ends; and at least one closed compartment in communication with the cap and including a dose of at least one active inhalable particulate substance, the closed compartment including a sealable opening, such that when the sealable opening is opened, said particulate substance is dispensed from said closed compartment though the inlet end of the tubular body into the tubular flow passage at a beginning section of the corrugation region; wherein when the user inhales air from the outlet end of the tubular air flow passage, the particulate substance is drawn through the corrugation region so that the particulate substance is suspended in the air inhaled by the user.