Abstract: An injection needle assembly is presented having a tubular needle holder with distal and proximal engagement means, a tubular cap having proximal inner and outer engagement means, a tubular needle cover having a first engagement means arranged to cooperate with the proximal engagement means, and second engagement means arranged to cooperate with the proximal outer engagement means of the cap. The needle cover is arranged to be displaced from a first position wherein the second engagement means and the proximal outer engagement means prevents the needle cover and the needle holder to be axially displaced by a linear displacement, to a second position wherein the needle cover and the needle holder are distally displaced. The proximal inner engagement means of the cap and the distal engagement means of the needle holder prevents the needle holder to be proximally displaced but allows the needle cover to be distally displaced.

Abstract: The present invention relates to a medical delivery device comprising a housing (10); a medicament container (16) arranged to be placed in said housing; a stopper (18) movable within said container; a medicament dispensing means attachable to said housing and to said container through which medicament can be expelled; characterized in that the device further comprises a power unit (22) comprising a cover (24), a volute spring (26) arranged within said cover, and a pressure member (28) having a pressure pad (30) in contact with the stopper, a guide rod (34) extending into the volute spring and an annular ledge (32) in contact with the edges of the volute spring; activation means (36) mechanically connected to the cover and to the housing; and a spring locking means mechanically connected to said activation means, wherein said spring locking means (39) comprises a deformable ring-shaped member having (40) an inner diameter somewhat larger than the annular ledge, such that said ring-shaped member presents an ova

Abstract: The invention relates to an injection device comprising a housing, a container holder arranged within said housing, the container holder being configured for accommodating a medicament container having a needle attached to one end thereof and a stopper sealingly and slidable arranged inside the medicament container at the other end thereof, a drive unit comprising a plunger rod and plunger drive means, the plunger drive means being slidable arranged in relation to the plunger rod, being rotationally locked to the plunger rod and being rotatable in relation to the housing, said drive unit further comprising a first energy accumulating member arranged in the interior of the housing of the injection device and adapted to accumulate and store energy, wherein said plunger drive means is operationally associated with said first energy accumulating member, wherein the plunger drive means is releasable such that due to an output torque from said first energy accumulating member, the plunger drive means are allowed to

Abstract: A device for delivering medicament includes a guide nut with guide ledges which cooperate with longitudinal grooves of a plunger rod for providing a rotational lock but allowing longitudinal movement of the plunger rod in relation to the guide nut that is rotationally locked to a distal housing part by engagement devices when the distal housing part and a proximal housing part are connected to each other. The device further includes a pressure release mechanism that includes slanting wedge-like surfaces arranged on the drive nut and slanting wedge-like surfaces arranged on a fixed inner annular surface of the distal housing part, which slanting wedge-like surfaces abut each other such that they move out of contact near the end of delivery of a predetermined quantity of medicament when the drive nut is rotated.

Abstract: The present invention relates to a medicament delivery device comprising a distal housing part (12), and a proximal housing part (10) adapted to receive a medicament container (14) comprising a movable stopper (15), wherein said housing parts are configured to be attached to each other; a threaded plunger rod (22) arranged within said medicament delivery device and being movable in the longitudinal direction of the device; wherein the medicament delivery device further comprises plunger force means (98) operably associated with said threaded plunger rod (22) and configured to exert both a torsion force and a tension force on said threaded plunger rod (22) for positioning the plunger rod in relation to the stopper and for avoiding drooling respectively.

Abstract: The present invention relates to a medicament delivery device comprising a housing (10,12), capable of containing a medicament container (14), a plunger rod (18) and a drive member (34) arranged to said plunger rod and capable of acting on said plunger rod (18) for moving it in the proximal direction of the device for expelling a dose of medicament from said medicament container (14), a dose and drive setting mechanism (52) comprising a dose setting member (56) operably connected to a force member (82) such that setting of a dose causes said force member (82) to be energized. The intermediate member (68) is configured to interact with a dose setting sleeve (50) through a first unidirectional connection (64, 62), configured to interact with said drive member (34) through a second unidirectional connection (70, 72), and configured to interact with a dose drive sleeve (76) through a third connection (74,78).

Abstract: This invention discloses a mold assembly (6) and method for manufacturing a syringe container (5) which is provided with a cannula (51) and a syringe barrel (52). The mold assembly includes: a first set (61); a second set (65) movable to abut against the first set to define a mold cavity (621, 631, 661, 671); a core (69) in the mold cavity; a first clamping piece (64) secured to the first set; and a second clamping piece (68) secured to the second set; wherein the cannula is held by the clamping pieces. The method includes: placing one end of the cannula into a port (691) of the core; moving the sets such that the clamping pieces hold the cannula the moment the sets abut against each other; injecting polymeric material into the mold cavity; separate the sets; and removing the syringe container out of the core.

Abstract: An auto-injection device has a housing with a medicament container disposed within; a dose setting mechanism for setting a dose of a medicament; a drive nut and a plunger rod operably connected, with an energy accumulator operably connected to the dose setting mechanism; and an activating mechanism and a positioning mechanism operably connected to the plunger rod for locking the plunger rod from being displaced. The positioning mechanism includes a locking nut arranged to cooperate with fixed, flexible locking features for locking the locking nut from rotation. A resilient member arranged inside the plunger rod is configured to allow the plunger rod to be resiliently and axially displaced when the locking nut is unlocked.

Abstract: Medicament delivery device comprising a movable guard (10) being movable between a proximal and a distal position and a locking mechanism (15) having a lever (16), the lever (16) restricting movement of an actuation locking member (24) until the movable guard is positioned in a distal position and the lever (16) restricting movement of the guard (10) in a proximal position after actuation of the device.

Abstract: The present invention relates to a medicament delivery device comprising an elongated housing arranged to contain a medicament container which medicament container contains a number of doses; a dose counter mechanism comprising a dose drum arranged with dose indicia on its outer surface and visible through a window on said housing; a rotatable driver connected to said dose drum; a plunger rod arranged to act on said medicament container for expelling a dose of medicament; an actuation mechanism connected to said rotatable driver and to said plunger rod when said medicament delivery device is actuated; wherein said dose drum is arranged with internal threads, in engagement with corresponding threads on said driver, wherein said threads have a certain pitch; wherein said dose drum is also arranged with external threads in engagement with corresponding threads arranged fixed in relation to said housing, wherein said threads have a certain pitch; and wherein the pitch of the threads between the dose drum and fixe

Abstract: The present invention relates to a device for the delivery of predetermined doses of liquid medicament to a patient, which medicament is intended to be inhaled by the patient or intended to be injected into the body of the patient. The device is adapted to be in a medicament delivery state and in a medicament non-delivery state. When the device is in a medicament delivery state, said device is adapted to drive a piston into a cartridge containing the liquid medicament to be delivered, with a force that is above or equal to a predetermined minimum force value and below a predetermined maximum force value. The minimum force value is the lowest force value needed to deliver the predetermined dose and the maximum force value is the first force value at which it exists a risk of damaging the cartridge or the components of the device. Further, more of the spring force is brought to an efficient output torque ensuring that a predetermined volume of medicament is expelled from a cartridge.

Abstract: The present invention relates to a medicament delivery device comprising a generally elongated housing (10; 100, 102), a drive assembly disposed in said hosing and an actuation assembly operably connected to said drive assembly, wherein said drive assembly comprises a guard member (12; 104) and an actuator member (44; 180), characterised in that the actuation assembly further comprises a locking member (28; 32) disposed between the guard member and the actuator member, wherein said locking member is configured to be moved by the guard member when the guard member is pressed against a delivery site between a first locking position in which the locking member is blocking the actuator member and a released position in which the locking member allows the actuator member to be operated.

Abstract: Coupling arrangement in a medicament delivery device, said coupling arrangement being adapted to permanently attach a first and a second longitudinally elongated tubular component to each other wherein the coupling arrangement comprises first positive connection means configured to lock the first and the second components to each other such that the components are locked from being moved in a longitudinal direction in relation to each other, and a second positive connection means configured to lock the first and the second component to each other such that the components are locked from being rotated in relation to each other about a longitudinal axis of the components.

Abstract: The present invention relates to damper for a medicament delivery device, which device comprises a container containing medicament, a stopper arranged in said container and movable for expelling said medicament through a dose delivery means, a plunger rod having opposing proximal and distal ends and capable of acting on said stopper, and force means capable of exerting a force on said plunger rod, wherein said damper comprises a tubular sleeve having opposing proximal and distal ends; said sleeve comprises a compartment formed by a closed end wall at the proximal end of the sleeve and the proximal end of the plunger rod which is positioned in an open end at the distal end of the sleeve; and wherein said compartment comprises a sealable and resilient pad, a fluid, and at least one passage for expelling said fluid in an annular space between said sleeve and an inner wall of said container, thereby creating a dampening force, upon movement of said plunger rod.

Abstract: The invention relates to a medicament delivery device comprising a housing arranged to receive a medicament container (20), a drive unit (25) arranged to act on a stopper (27) in said medicament container (20), which drive unit (25) comprises a torsion drive spring (50). A dose setting member (56) is operably connected to said drive unit (25) such that a manual turning of said dose setting member (56) causes a tensioning of said torsion drive spring (50). The device further comprises an activation mechanism (76) having an activation button (94) protruding through the distal end of the device, wherein said activation mechanism (76) is operably connected to said drive unit (25) such that actuation of said activation mechanism (76) causes a release of said drive unit (25) whereby a set dose of medicament is delivered.

Abstract: Medicament delivery device comprising a housing (10) and container holder (12) accommodating a multi-chamber medicament container wherein said housing and said medicament container holder are interactively connected to and movable relative each other; a mixing guard mechanism interactively connected to the body for driving the medicament container holder within the housing achieving a reconstitution, wherein the mixing guard mechanism comprises a guard member (34), a force member (52), a guard member locking means (24, 42) whereby, when the reconstitution is achieved, the medicament container holder and the guard member are movable in relation to said housing from a pre-mix position to a mixed position wherein said medicament container holder has been displaced distally in relation to said housing, at which mixed position said guard member locking means is activated, whereby said guard member is forced in the proximal direction by said force member for covering the delivery member (22).

Abstract: The invention relates to a medicament delivery device comprising a housing arranged to receive a medicament container (20), a drive unit (25) arranged to act on a stopper (27) in said medicament container (20), which drive unit (25) comprises a torsion drive spring (50). A dose setting member (56) is operably connected to said drive unit (25) such that a manual turning of said dose setting member (56) causes a tensioning of said torsion drive spring (50). The device further comprises an activation mechanism (76) having an activation button (94) protruding through the distal end of the device, wherein said activation mechanism (76) is operably connected to said drive unit (25) such that actuation of said activation mechanism 1 (76) causes a release of said drive unit (25) whereby a set dose of medicament is delivered.

Abstract: A medicament delivery device includes a generally elongated tubular housing having opposite proximal and distal parts; a needle shield sleeve slidably and coaxially arranged inside the housing with a proximal part of the sleeve protruding a distance outside the proximal part of the housing; a syringe carrier mechanism having a syringe carrier slidably and coaxially arranged within the needle shield sleeve, a syringe having a stopper, a medicament, and a needle, the syringe being coaxially arranged within the syringe carrier; and a holding member connected to the syringe carrier; a first activator member and a second activator member; a drive mechanism adapted to accumulate a drive force for moving the syringe carrier mechanism in a first step and a second step. The second activator member is arranged with an information device for producing audible, visual, and/or tactile feedback to a user about a completed injection.

Abstract: The present invention relates to a medicament delivery device comprising a generally elongated housing comprising a proximal part (10) and a distal part (12); a medicament cartridge (18) comprising a proximal opening closed by a septum (30), an axially movable distal stopper (26), and a first enclosure (20) wherein a liquid and a gaseous fluid are enclosed; a medicament delivery member (36) attachable to said proximal part (10) and having a non-delivery end (34); a medicament cartridge holder (16) wherein the medicament cartridge is coaxially arranged, said cartridge holder being arranged coaxially movable inside said proximal part and comprising holding means (38, 40) capable of holding said medicament cartridge holder (16) in a non-activated position in which said cartridge holder is releasebly engaged to said proximal part and in which a predetermined distance is present between the septum and the non delivery end; a manual pressure mechanism arranged to be moved from a non-pressure position to a pressure

Abstract: The present invention relates to a medicament delivery device comprising a generally elongated housing comprising a distal and a proximal housing part having opposite distal and proximal ends; a medicament container coaxially arranged within said proximal housing part; drive means (18, 20, 22, 23, 30, 32) arranged to act on said medicament container for expelling a dose of medicament; and an electromechanical dose setting mechanism interactively connected to said drive means; wherein said electromechanical dose setting mechanism comprises a manually operable dose setting button (38); a dose setting member (34) comprising sensors (42) and arranged to be linearly displaced a predetermined distance along a linear path when the dose setting button is manually operated; and a printed circuit board (44) having a code sensing area (46) along the linear path of movement of the sensors, and wherein the sensors are arranged adjacent said code sensing area, such that a value of the immediate position of the dose setting