Patent ID: 7921625

Claim:
A method for impermanent sealed perforation of a thin-walled, hermetically sealed packaging, comprising: (a) obtaining a septum having a hole, (b) obtaining a longitudinally-tapered, blunt-tipped, needle having a longitudinal lumen, a proximal longitudinal end portion, a distal longitudinal end portion and a longitudinal midsection, (c) adhering the septum to a wall of the packaging, (d) inserting the distal longitudinal end portion of the needle through the hole in the septum until the needle perforates the wall of the packaging so as to form an opening through the wall, and the longitudinal midsection of the tapered needle is sealingly wedged within the hole, (e) removing content from the packaging through the lumen, (f) withdrawing the needle from the hole in the septum so as to leave an unsealed hole through the septum and an unsealed opening through the wall of the packaging.