Abstract: A powerpack sub-assembly for a medicament delivery device is described, the powerpack sub-assembly extending along an axis in an axial direction from a proximal end to a distal end. The powerpack sub-assembly has a housing extending from the distal end of the powerpack sub-assembly, a lock ring slidable in the axial direction relative to the housing, an activation ring slidable in the axial direction relative to the housing and relative to the lock ring, wherein the lock ring is arranged closer to the distal end of the powerpack sub-assembly than the activation ring, a connection mechanism to connect the activation ring to the lock ring during use, the connection mechanism has a connector on the activation ring and a corresponding connector on the lock ring, and a lock mechanism to lock the powerpack sub-assembly after use, the lock mechanism having a distally-facing surface on the lock ring and a corresponding proximally-facing surface on the housing.

Abstract: Syringe carriers for medicament delivery devices are described where a medicament delivery device sub-assembly extending along a longitudinal axis from a proximal end to a distal end is described having a tubular housing, a tubular syringe carrier inside the housing and a syringe inside the syringe carrier. The syringe includes a needle shield and a medicament container comprising a shoulder. The housing includes a flexible arm extending in the axial direction relative to the longitudinal axis, the flexible arm having an inwardly extending protrusion arranged in a gap between the shoulder and the needle shield. The syringe carrier has a proximal portion and a distal portion, and the proximal portion is arranged adjacent to the flexible arm of the housing so that movement of the flexible arm of the housing in a radial direction relative to the longitudinal axis is restricted by the proximal portion of the syringe carrier.

Abstract: The disclosure describes a medicament delivery device having an actuation mechanism configured to act on a medicament container for expelling a medicament, where mechanism has a rear assembly configured to hold said actuation mechanism in a pre-tensioned state, wherein the rear assembly further comprises a transport lock mechanism a support and holding mechanism for a feedback member and activation member an activation member guard. Further an elongated housing having a proximal end and an opposite distal end, accommodating the rear assembly, the medicament container, the actuation mechanism and the activation member guard, wherein the housing further comprises guiding members able to interact with the transport lock mechanism of the rear assembly and/or a container holder for the medicament container. A biased activation member guard is axially slidable with respect to the housing from a proximal extended position to a retracted position and operably connected to a tubular coupling member.

Abstract: A medicament delivery device is disclosed having a front assembly, and a rear assembly configured to be attached to the front assembly, wherein the front assembly has a front body and a syringe holder arranged in the front body, wherein the rear assembly has a rear body provided with a plunger rod, wherein the front body is configured to move axially relative to the rear body to enable the plunger rod to move forward inside the syringe holder, wherein the front assembly and the rear assembly are configured to be attached by means of a bayonet connection.

Abstract: A transport lock assembly included in a sub-assembly for a medicament delivery device is disclosed that includes a powerpack having a locking member configured to interact with a control member, where the locking member is movable relative to the control member and a body of the power pack from a locked state in which the control member is immobilized, to an unlocked state in which the control member is free to move. The locking member can be moved from the locked to the unlock state by interaction with a needle guar or with an inner surface feature of housing into which the sub-assembly is inserted during the final assembly of the medicament delivery device.

Abstract: A medicament delivery device is presented having a housing, a plunger rod biased in a proximal direction of the medicament delivery device, a plunger holder radially engaging the plunger rod, and wherein the plunger holder has a radial recess, an inner body arranged radially outside the plunger holder and provided with a radially flexible gripping member that engages with the radial recess to hold the plunger holder in a fixed axial position, and a movable sleeve that moves axially in the housing from a first position to a second position, wherein the movable sleeve has a blocking wall which in the first position is arranged radially outside the gripping member and which is prevented from flexing radially outwards by a radially inwards directed force applied onto the blocking wall by the housing, thereby preventing the gripping member to flex radially outwards and disengage from the recess.

Abstract: A sub-assembly of a medicament delivery device is presented, where the sub-assembly includes a plunger rod that is biased, a main body arranged on the plunger rod, and a coupling member movable relative to the main body, where the main body includes a first locking element, the coupling member includes a second locking element, and where the first locking element and the second locking element are configured to be releasably engaged with each other such that the coupling member is prevented from moving relative to the main body.

Abstract: A sub-assembly of a medicament delivery device is presented, where the sub-assembly includes a plunger rod that is biased, a main body arranged on the plunger rod, and a coupling member movable relative to the main body, where the main body includes a first locking element, the coupling member includes a second locking element, and where the first locking element and the second locking element are configured to be releasably engaged with each other such that the coupling member is prevented from moving relative to the main body.

Abstract: A safety device for a medicament delivery device having a housing, a medicament delivery member guard in the housing being rotationally fixed and axially movable relative to the housing, a biasing element, and a rotator arranged within the housing that rotates relative to the housing between an initial unlocked position and a final locked position, wherein the medicament delivery member guard has a guide track and a stop member, the guide track has an inclined section configured to cause rotation of the rotator, where the rotator has a protrusion configured as a stop surface, where in an initial unlocked position the protrusion is arranged in the guide track and where in a final locked position the rotator is rotated with respect to the position of the medicament delivery member guard, and wherein in the final locked position the medicament delivery member guard is locked against distal movement relative to the housing.

Abstract: A protective cap is presented that is releasably connected to a medicament delivery having a generally tubular body and a medicament delivery member with a shield to be removed when the protective cap is removed, attachment elements for holding a generally tubular medicament delivery member shield remover within the protective cap and a lid attached to the cap body for holding the medicament delivery member shield remover in position

Abstract: The present disclosure relates to a support structure for a medicament container used in a medicament delivery device. The support structure accommodates an elongated plunger rod and a drive spring and can have a tubular body having a predetermined radial dimension, a longitudinal axis (A), a distal end and a proximal end and at least one first flexible element arranged at the proximal end of the tubular body and having the same radial outer and inner dimensions as the tubular body. The flexible element is provided with a contact member with an outer radial dimension extending the outer dimension of the tubular body for compensating of manufacturing tolerances of the medicament containers made of glass.

Abstract: A medicament delivery device is presented having a housing, a medicament container holder arranged to accommodate a medicament container provided with a medicament delivery member, a power unit arranged to act on the medicament container for expelling a dose of medicament when activated, an activation mechanism operably connected to the power unit. The activation mechanism is capable of activating said power unit and includes a medicament delivery member guard movable in a longitudinal direction in relation to the housing. The activation mechanism also has a force element arranged to bias said medicament delivery member guard to a proximal extended position wherein said medicament delivery member is covered and has a locking mechanism operably arranged to lock the medicament delivery member guard in the extended position, where the locking mechanism has a number of locking elements connected to the medicament delivery member guard and flexible in a generally radial direction.

Abstract: A medicament delivery device is presented having a housing, a medicament container holder arranged to accommodate a medicament container provided with a medicament delivery member, a power unit arranged to act on the medicament container for expelling a dose of medicament when activated, an activation mechanism operably connected to the power unit. The activation mechanism is capable of activating said power unit and includes a medicament delivery member guard movable in a longitudinal direction in relation to the housing. The activation mechanism also has a force element arranged to bias said medicament delivery member guard to a proximal extended position wherein said medicament delivery member is covered and has a locking mechanism operably arranged to lock the medicament delivery member guard in the extended position, where the locking mechanism has a number of locking elements connected to the medicament delivery member guard and flexible in a generally radial direction.

Abstract: The present disclosure relates to an administration mechanism (9) for a medicament delivery training device.

Abstract: A protective cap is presented for releasable connection to a medicament delivery device, where the protective cap has openings in a proximal area for forming air passages through the protective cap.

Abstract: A protective cap is presented that is releasably connected to a medicament delivery having a generally tubular body and a medicament delivery member with a shield to be removed when the protective cap is removed, attachment elements for holding a generally tubular medicament delivery member shield remover within the protective cap and a lid attached to the cap body for holding the medicament delivery member shield remover in position.

Abstract: A protective cap is presented that is releasably connected to a medicament delivery device, which medicament delivery device is provided with an activator element at a proximal end thereof, the protective cap has first positive holding elements arranged on an inner surface of the protective cap, which first holding elements are designed to interact with second holding elements, arranged on an outer surface of the activator element of the medicament delivery device.

Abstract: A medicament container holder is presented having a body designed to accommodate at least a part of a medicament container and is arranged with a medicament delivery member surrounded by a needle shield; a holding element arranged at a proximal end of the body for holding a neck portion of the medicament container. The holding element being flexible in generally radial directions and support elements provided between the holding element and the body, where the support elements allow generally outwardly movement of the holding element from a first initial position during passing of the needle shield when the medicament container is placed in the medicament container holder, ensuring inwardly movement of the holding element after passing of the needle shield, returning the holding element towards the first initial position to a second position, and promoting generally inwardly action of the holding element to a third position during attachment of a needle shield remover to the needle shield.

Abstract: An injection device is presented having a housing, a container holder, a first and a second energy accumulating member arranged in the interior of the housing adapted to accumulate and store energy, a sleeve, a plunger holder operationally associated with said first energy accumulating member such that the plunger holder and the container holder are axially moveable in relation to the housing a predetermined distance towards the proximal end of the injection device from an initial position to a position following needle penetration, and a plunger rod being operationally associated with said second energy accumulating member such that the plunger rod is axially moveable in relation to the container holder, wherein in the initial position movement of the plunger holder is substantially inhibited by at least one first biasable member that recoils when being overlapped by an opening and/or recess of the sleeve such that the plunger holder is released.

Abstract: The present invention relates to a drive mechanism for use with a medicament delivery device, comprising a plunger rod (68), a drive spring (72) operably arranged to the plunger rod, an actuator (52) comprising a holding member (60) releasably engaged to the plunger rod (68) for holding said plunger rod (68) with said drive spring (72) in a tensioned state, a rotator (38) operably connected and movable relative to said actuator (52) and configured to interact with said holding member for holding said holding member in engagement with the plunger rod, an activator (30) operably connected to said rotator (38). The invention is characterized in that the activator (30) is configured to rotate and subsequently linearly displace the rotator (38) in relation to the actuator (52) such that said holding member (60) is released from the plunger rod (68).