A transfer device (104, 1604, 2004) comprising: a body (160, 1660, 2060) having a bore (161, 1661, 2061) therethrough; a transfer coupling member (125, 1625, 2025) configured to close the body (160, 1660, 2060) and to couple to an interface device (102, 1502, 1902) and open the body (160, 1660, 2060) to the interface device (102, 1502, 1902); and a plunger (170, 172, 1670, 1672, 2070, 2072) slidably disposed in the bore (161, 1661, 2061) of the body (160, 1660, 2060), wherein the plunger (170, 172, 1670, 1672, 2070, 2072) is configured to extend through the transfer coupling member (125, 1625, 2025) and cooperate with the interface device (102, 1502, 1902) to open a reservoir port (108, 1508,1908) of the interface device (102, 1502, 1902) and the transfer coupling member (125, 1625, 2025) comprises a disc (127, 1627, 2027), the disc (127, 1627, 2027) having an opening (129, 1629, 2029) to receive the plunger (170, 172, 1670, 1672, 2070, 2072), the disc (127, 1627, 2027) being configured for rotation about an axis of rotation to bring the opening (129, 1629, 2029) into alignment with the bore (161, 1661, 2061) to permit the plunger (170, 172, 1670, 1672, 2070, 2072) to extend through the opening (129, 1629, 2029) into the interface device (102, 1502, 1902), the axis of rotation being parallel to the bore (161, 1661, 2061) of the body (160, 1660, 2060); and wherein the interface device (102, 1502, 1902) comprises a reservoir port (108, 1508, 1908); a sliding seal (110, 1510, 1910) having a hole (111, 1511, 1911) therethrough, the hole (111, 1511, 1911) initially being out of alignment with the reservoir port (108, 1508, 1908) to close the reservoir port (108, 1508, 1908), the sliding seal (110, 1510, 1910) being configured to receive the plunger (170, 172, 1670, 1672, 2070, 2072) of the transfer device (104, 1604, 2004) through the hole (111, 1511, 1911) in the sliding seal (110, 1510, 1910), the sliding seal (110, 1510, 1910) being slidable to align the hole (111, 1511, 1911) and received plunger with the reservoir port (108, 1508, 1908), the reservoir port (108, 1508, 1908) configured to be sealed or opened by the received plunger to provide a fluid path from the reservoir port (108, 1508, 1908) to the transfer device (104, 1604, 2004); and an interface coupling member (124, 1524, 1924) configured to couple to the transfer device (104, 1604, 2004), the interface coupling member (124, 1524, 1924) comprising a rotatable disc (126, 1626, 2026), the disc having an opening (128, 1628, 2028) to receive the plunger (170, 172, 1670, 1672, 2070, 2072). a body (160, 1660, 2060) having a bore (161, 1661, 2061) therethrough; a transfer coupling member (125, 1625, 2025) configured to close the body (160, 1660, 2060) and to couple to an interface device (102, 1502, 1902) and open the body (160, 1660, 2060) to the interface device (102, 1502, 1902); and a plunger (170, 172, 1670, 1672, 2070, 2072) slidably disposed in the bore (161, 1661, 2061) of the body (160, 1660, 2060), wherein the plunger (170, 172, 1670, 1672, 2070, 2072) is configured to extend through the transfer coupling member (125, 1625, 2025) and cooperate with the interface device (102, 1502, 1902) to open a reservoir port (108, 1508,1908) of the interface device (102, 1502, 1902) and the transfer coupling member (125, 1625, 2025) comprises a disc (127, 1627, 2027), the disc (127, 1627, 2027) having an opening (129, 1629, 2029) to receive the plunger (170, 172, 1670, 1672, 2070, 2072), the disc (127, 1627, 2027) being configured for rotation about an axis of rotation to bring the opening (129, 1629, 2029) into alignment with the bore (161, 1661, 2061) to permit the plunger (170, 172, 1670, 1672, 2070, 2072) to extend through the opening (129, 1629, 2029) into the interface device (102, 1502, 1902), the axis of rotation being parallel to the bore (161, 1661, 2061) of the body (160, 1660, 2060); and wherein the interface device (102, 1502, 1902) comprises a reservoir port (108, 1508, 1908); a sliding seal (110, 1510, 1910) having a hole (111, 1511, 1911) therethrough, the hole (111, 1511, 1911) initially being out of alignment with the reservoir port (108, 1508, 1908) to close the reservoir port (108, 1508, 1908), the sliding seal (110, 1510, 1910) being configured to receive the plunger (170, 172, 1670, 1672, 2070, 2072) of the transfer device (104, 1604, 2004) through the hole (111, 1511, 1911) in the sliding seal (110, 1510, 1910), the sliding seal (110, 1510, 1910) being slidable to align the hole (111, 1511, 1911) and received plunger with the reservoir port (108, 1508, 1908), the reservoir port (108, 1508, 1908) configured to be sealed or opened by the received plunger to provide a fluid path from the reservoir port (108, 1508, 1908) to the transfer device (104, 1604, 2004); and an interface coupling member (124, 1524, 1924) configured to couple to the transfer device (104, 1604, 2004), the interface coupling member (124, 1524, 1924) comprising a rotatable disc (126, 1626, 2026), the disc having an opening (128, 1628, 2028) to receive the plunger (170, 172, 1670, 1672, 2070, 2072).