摘要 |
There is described a unit dosage powder receptacle which receptacle is provided with a frangible sealing member characterised in that the receptacle is provided with means to enable the frangible sealing member to be ruptured by inserting a powder flow channel through the sealing member such that the sealing member ruptures in a direction away from the powder. There is also described a rupturing member adapted for rupturing such a unit dosage powder receptacle and also a powder delivery device comparing a unit dosage powder receptacle and a method of treatment related thereto. |