Abstract: A communication device arranged for transmitting information from a medicament delivery device is presented. The communication device includes at least one translation detection arrangement, configured to detect a translation of at least one physical part of the medicament delivery device by utilization of a resilience and an electrical conductivity for at least one spring of the medicament delivery device. The communication device also includes at least one change of state detection unit, configured to detect at least one change of state for the medicament delivery device based on the detected translation. The communication device further includes at least one activation unit, configured to activate the at least one change of state detection unit based on the at least one detected translation. The communication device also includes at least one transmission unit configured to provide a wireless transmission of information related to the at least one change of state to an external receiving device.

Abstract: An automatic medicament delivery device for auto injections that has a re-usable part containing a driving and a signal mechanism and a disposable part containing a syringe or a cartridge with a medicament. The parts can be interconnected simply in one axial move avoiding any rotation or turning. The device is easily and safely connected from two parts prior and during the injection process and automatically dissembled when the injection is completed allowing to remove the disposable part.

Abstract: A medicament delivery device is presented having a housing configured to accommodate a medicament container filled with medicament, a drive unit comprising a plunger rod operable to act on the medicament container, a mechanical activation mechanism configured to interact with the drive unit, where the mechanical activation mechanism is movable between certain predetermined states when interacting with the drive unit, a recording unit capable of recording status changes of the medicament delivery device including the status of the mechanical activation mechanism, and detection elements operably connected to the recording unit and positioned such as to detect when the activation mechanism has been moved between certain predetermined states.

Abstract: A spray nozzle chip is presented having a substrate with a spray side and a sieve side, a spray membrane provided on the spray side, a sieve membrane provided on the sieve side, wherein the spray membrane is provided with spray orifices and the sieve membrane is provided with sieve orifices, wherein the substrate has a fluid channel which connects the spray orifices with the sieve orifices, and a pressure sensing device configured to measure deformation of the spray membrane to obtain a measure of pressure on the spray membrane.

Abstract: A tensioning arrangement for an aerosol dispenser is presented where the tensioning arrangement has a conveying tube; an elastic member arranged to store mechanical energy from a substantially axial tensioning movement of the conveying tube; a rotatable member; a transmission mechanism configured to transmit a tensioning rotation of the rotatable member to the tensioning movement of the conveying tube, wherein the transmission mechanism has a cam profile and a cam follower arranged to follow the cam profile, wherein the cam profile has at least one priming structure; and wherein the tensioning arrangement is configured such that the conveying tube makes a temporary priming movement towards an initial position when the cam follower passes each priming structure during the tensioning movement of the conveying tube by means of the tensioning rotation of the rotatable member. An aerosol dispenser is also provided.

Abstract: An automatic medicament delivery device for auto injections that has a re-usable part containing a driving and a signal mechanism and a disposable part containing a syringe or a cartridge with a medicament. The parts can be interconnected simply in one axial move avoiding any rotation or turning. The device is easily and safely connected from two parts prior and during the injection process and automatically dissembled when the injection is completed allowing to remove the disposable part.

Abstract: A medicament delivery device is presented having a housing configured to accommodate a medicament container filled with medicament, a drive unit comprising a plunger rod operable to act on the medicament container, a mechanical activation mechanism configured to interact with the drive unit, where the mechanical activation mechanism is movable between certain predetermined states when interacting with the drive unit, a recording unit capable of recording status changes of the medicament delivery device including the status of the mechanical activation mechanism, and detection elements operably connected to the recording unit and positioned such as to detect when the activation mechanism has been moved between certain predetermined states.

Abstract: The present disclosure provides a delivery member cover of a medicament delivery device. The delivery device includes a medicament container structure having a delivery member for expelling a medicament. The delivery member cover is configured to cover at least the delivery member. The delivery member cover includes housing structure having a proximal end, a distal end, and a receiving recess arranged between the proximal end and the distal end. The receiving recess is configured to receive at least a portion of the medicament container structure. The delivery member cover further includes a resilient portion arranged inside the receiving recess. The resilient portion is configured to flex radially outwards to radially support said portion of the medicament container structure upon insertion of the medicament container structure into the receiving recess.

Abstract: An arrangement for activating an aerosol dispenser having a conveying tube for conveying a liquid; a movable holding member holding the conveying tube; a rotatable base; and a container chamber between the holding member and the base, wherein the arrangement is configured to transmit a loading rotation of the base to a substantially axial loading movement of the holding member towards the base, and wherein the holding member has a locking structure exposed to the container chamber. An aerosol dispenser having the arrangement and a method for activating an aerosol dispenser are also provided.

Abstract: The present disclosure provides an activation sleeve for a medicament delivery device, configured to operatively connect a needle cover and an activation button of a medicament delivery device. The activation sleeve comprises distal part and a proximal part coaxially connected to the distal part. The proximal part comprises a needle cover contact surface configured to contact the needle cover of the medicament delivery device, whereby the activation sleeve is distally movable in accordance with a distal movement of the needle cover inside a proximal housing of the medicament delivery device. The distal part comprises an inclined activation profile on its outer circumferential surface configured to interact with the activation button of the medicament delivery device. The inclined activation profile is configured to rotate the activation sleeve due to its interaction with the activation button when the activation button and the activation sleeve are moved towards each other in any order.

Abstract: The present disclosure relates to a medicament delivery device (100) configured to eject a dose of medicament for delivery to a user. The medicament delivery device (100) comprises a main body (1) accommodating a medicament cartridge (2), a piston rod (4) arranged at an outlet end of the medicament cartridge (2), the piston rod (4) accommodating a channel (11) an inlet end of which is arranged to be inserted in the medicament cartridge (2) for access to and transport of the medicament, and a spring (3) configured to spring load the piston rod (4) such that the spring (3) is compressed upon the piston rod (4) being moved towards a distal end of the main body (1).

Abstract: A carrier assembly for a spray device, which carrier assembly comprises a carrier member adapted to be mounted in a cartridge adapter of a spray device, which carrier member has a proximally directed first surface, and a through-hole placing the first surface in fluid communication with the second surface; a micro nozzle having an outlet surface, an inlet surface, and a channel placing an inlet orifice at the inlet surface in communication with an outlet orifice at the outlet surface and wherein the micro nozzle is accommodated and attached to the carrier member such that the outlet orifice is aligned with the through-hole, and wherein the carrier member comprises vent holes formed to allow air to flow between the second surface and the first surface.

Abstract: The present disclosure relates to a device for handling medicament delivery devices and is to be used with a safety container, where the medicament delivery devices have information retaining elements having information that is unique to specific medicament delivery devices, and which medicament delivery devices are to be put in a safety container after use. The disclosed device has an information obtaining mechanism operably arranged to obtain information from the medicament delivery devices placed into the safety container.

Abstract: A locking mechanism for an aerosol dispenser is presented having a first body structure, a second body structure rotatably attached to the first body structure, a spindle rotatably attached to the second body structure, the spindle having an actuator rotationally cooperating with the first body structure such that rotation of the first body structure relative to the second body structure causes rotation of the actuator and of the spindle, a movable element arranged around the spindle, the spindle being rotatable relative to the movable element, wherein rotation of the spindle causes movement of the movable element along the spindle from an initial position to a final position, and a locking element, wherein in the final position the movable element applies a radial force onto the locking element causing the locking element to bend in the radial direction thereby preventing rotation between the first body structure and the second body structure.

Abstract: The present disclosure provides an aerosol unit for an aerosol dispenser. The aerosol unit includes an axially oriented body, having a distal inlet part and a proximal outlet part. The aerosol unit also includes a carrier member arranged in the body, transversally to the axis between the inlet part and the outlet part. The carrier member includes through-holes which place the inlet part in fluid communication with the outlet part, and the carrier member is insert-moulded into the body such that a contact surface between the carrier and the body forms an air-tight seal.

Abstract: A dose counting mechanism for an aerosol dispenser is presented where the dose counting mechanism has a first body structure, a second body structure rotatably attached to the first body structure, an annular dose counter provided with a plurality of teeth along its perimeter, the dose counter being arranged coaxially with the first body structure and the second body structure, each of the first body structure and the second body structure being rotatable relative to the dose counter, a rotatable actuator that meshes with the teeth of the dose counter, the actuator being configured to follow the perimeter of the dose counter when the second body structure is rotated relative to the first body structure, and a rotator that rotates concurrently with one of the first body structure and the second body structure and that engages with the actuator when rotation of the first body structure relative to the second body structure is initiated.

Abstract: An activation mechanism for an aerosol dispenser is presented having a first housing structure, an actuation member movably arranged in the first housing structure, wherein the first housing structure is provided with an actuation member opening in level with the axial position of the actuation member, and an activation member slidably attached to the first housing structure, the activation member slides between a non-triggering position and a triggering position relative to the first housing structure, wherein the activation member has a radially flexible tab portion that is offset from the actuation member opening when the activation member is in the non-triggering position, restricting radial flexing of the tab portion, and wherein the tab portion aligns with the actuation member opening when the activation member is in the triggering position, thereby enabling the tab portion to flex radially inwards to cause movement of the actuation member.

Abstract: This application describes syringe carriers for medicament delivery devices such as autoinjectors. In particular, an example syringe carrier is tubular and extends along a longitudinal axis from a proximal end to a distal end, the syringe carrier comprising a base section at the distal end of the syringe carrier, the base section having a fixed circumference, at least one arm extending towards the proximal end of the syringe carrier from the base section, and an expandable ring attached to the proximal end of the at least one arm, wherein the ring extends entirely around the longitudinal axis of the syringe carrier in the circumferential direction. Various other syringe carriers and associated medicament delivery devices and methods are described.

Abstract: A mechanism for receiving an injector having a needle and a compressible body for driving expulsion of medicament through the needle, the mechanism having an actuating element configured to transition from a ready state to a dosing state by means of manual manipulation; a pressing device arranged to move from a starting position to a pressing position to thereby press the compressible body when the injector is received by the mechanism; and a force transmission arrangement configured to transmit a transition of the actuating element from the ready state to the dosing state to a movement of the pressing device from the starting position to the pressing position. A medicament delivery device comprising the injector and a mechanism is also provided.

Abstract: The present invention relates to a recording unit arranged to be connected to a medicament delivery device, which recording unit comprises a generally elongated housing having dimensions so as to enclose at least a distal part of the medicament delivery device, the recording unit comprising a recording mechanism provided with an electronic circuit and arranged at a distal end inside said housing, said electronic circuit comprising an activation element operably arranged to activate said electronic circuit when said medicament delivery device is inserted in said housing, said electronic circuit comprising sensor elements capable of sensing status changes of said medicament delivery device during use.