Adapter for a fluid transfer device

Abstract

An adapter (650) for transferring fluid between a first device (100) and a second device (800). The adapter comprises a first end (652) for receiving the first device, wherein the first end includes a side wall for locating around the first device (100). The adapter (650) further comprises a second end (654) for engaging the first device (100), and including a retaining member (656;658;662), wherein the retaining member (656;658;662) is operable to prevent removal of the first device (100) from the adapter (650) upon engagement of the first device (100) with the second end (654). The first end (652) and the second end (654) are open on both ends to comprise a through-bore extending through the adapter (650). In some cases, the first device (100) may be a drug pen containing insulin.

Dependencies are inferred from the claim text.