Add-on grip sleeve and actuating sleeve for pen-type drug injection devices

摘要

The present disclosure includes a gripping sleeve member (5) configured to receive a first member (6) of an operable drug delivery device (1), wherein the gripping sleeve member (5) is a first gripping sleeve. A first engagement feature (32) configured to engage the first member (6) of the drug delivery device (1) operable in a torque resistant state on the member portion (9) on its inner surface An attachment (2) for an operable drug delivery device (1) comprising a first gripping sleeve member portion (9). Furthermore, the invention relates to the use of the attachment (2) or the system of attachments (2, 3) for operating the operable drug delivery device (1).