| 摘要 |
<p>A suction tube for administering powder containing medicament from a blister (12) comprising a cavity (19) sealed by a covering film (37), the suction tube comprising an elongate body (62) which includes an inlet section (63) at one end thereof, which inlet section (63) includes an inlet (65) and a cutting assembly (64) comprising a cutting blade (127) which includes a cutting edge (133) for making a cut in the covering film (37) of a blister (12) and at least one ram blade (129, 131) which includes a bearing surface (129', 131') for bearing on the covering film (37) of the blister (12) and pushing the same into the cavity (19) of the blister (12), an outlet section (67) at the other end thereof, which outlet section (67) includes an outlet (69) and provides a mouthpiece, and an inhalation channel (71) providing fluid communication between the inlet (65) and the outlet (69) through which powder is in use drawn on inhalation by a user.</p> |
