| abstract |
The present invention relates to a needle assembly (16, 116, 216, 316, 416) for use in a drug delivery device (10). The injection needle assembly comprises an injection needle holder (27), an injection needle (17) fixed to the injection needle holder (27) and having a proximal end (18) and a distal end (19), and an injection needle (17) And a sealing assembly (25) for sealing the distal end (19) of the The sealing assembly (25) comprises a spacer element (31) surrounding the distal end (19) of the injection needle (17) and a sealing membrane for sealing the distal end (19) of the injection needle (17) And (32). |