ELLWANGER, COLLEEN,NOBLE, BRIAN,COKER, TIM,PLUNKETT, SEAN
申请号：
PL16167547
公开号：
PL3090773T3
申请日:
2013.12.03
申请国别(地区):
PL
年份:
2020
代理人:
摘要：
A device 100 for puncturing a capsule 219 to release a powdered medicament therefrom comprises a chamber 210 for receiving a capsule 219 comprising opposing domes 404, 408 and a cylindrical wall portion 412 defined by a capsule wall radius r. The device further comprises a mechanism 230 for puncturing at least one hole 504, 508 in at least one dome, a center of each hole located within an annular puncture region 428 situated at no less than 0.4r. A total surface area of all puncture holes is between about 0.5% and about 2.2% of a total surface area of the capsule.
