Abstract: An injection device (1) includes a reservoir unit (10) and a drive unit (20) releasably attachable to the reservoir unit. The reservoir unit (10) includes a reservoir (19), a reservoir holder (16) for holding the reservoir (19), a coupling member (17) and a machine-readable tag providing information and including a tag antenna (15). The drive unit (20) includes a drive source for dispensing the liquid drug, a counter coupling member (23) adapted to engage the coupling member (17) to attach the drive unit (20) to the reservoir unit (10) in a predefined rotational position and a code reader for reading the tag information and including a reader antenna (25). In an attached state, a center of the tag antenna (15) and a center of the reader antenna (25) are arranged to each other at an angle between 60° to 120° around the longitudinal axis.

Abstract: A needle shield remover for a medicament delivery device comprising a needle shield includes a cap with a side wall providing a bore, the proximal section of the side wall is configured for attachment to the medicament delivery device. An elastic sleeve positioned in the bore includes a holding section for holding the needle shield. The needle shield remover includes a distal end wall connecting the elastic sleeve to the cap. A passage is provided in the distal end wall connecting the inner space of the elastic sleeve to the exterior, the passage being configured for receiving an expansion tool for expanding the elastic sleeve to fit around the needle shield.

Abstract: An injection device for dispensing a dose of a product by manually advancing a piston rod includes a dosing and dispensing mechanism having a housing with a longitudinal axis, a dosing sleeve mounted in the housing for adjusting and correcting the dose, a housing insert fixed to the housing and arranged inside the dosing sleeve, and a coupling sleeve mounted in the housing for driving the piston rod. For setting and correcting a dose, the dosing sleeve is rotatable relative to the coupling sleeve, and for dispensing the dose, the dosing sleeve can be coupled to the coupling sleeve in a rotationally fixed manner. In this case, the coupling sleeve has a locking element which can interact with the housing insert so that the coupling sleeve can be rotated in a first direction of rotation and cannot be rotated in a second direction of rotation relative to the housing insert.

Abstract: An insertion device for an infusion set includes an advancing element for moving the infusion set from a proximal position to a distal position along a central axis, a retaining element for retaining the infusion set, and a push button. The push button is displaceable along the central axis by an actuation travel and is configured such that, when the push button is actuated by the actuation travel, the retaining element is moved radially outward to at least partially release the infusion set from the retaining element.

Abstract: A safety mechanism for a drug delivery device for dispensing a liquid drug from a reservoir through a needle includes a housing defining a longitudinal axis, a needle cover movable along the longitudinal axis between a needle covering position and a retracted position, a movable lock element with a locking position to prevent the needle cover from being moved out of the needle covering position, and a trigger member movable along the longitudinal axis relative to the housing. The trigger member is operatively coupled to the lock element and a movement of the trigger member along the longitudinal axis causes the lock element to move out of the locking position allowing the needle cover to be moved out of the needle covering position.

Abstract: A modular device for administering a fluid medicament fixable to the skin of a user includes a reservoir module with a reservoir defining a first axis, a first connecting structure and a first electrical contact arrangement; and a pump module with a piston rod defining a second axis, a second connecting structure arranged around the piston rod, and a second electrical contact arrangement. The first and second connecting structures are plugged together and the first axis and the second axes lie on a common axis forming a rotational axis. The pump module is rotated relative to the reservoir module about this rotational axis to electrically connect the first and second electrical contact arrangements. The first contact arrangement is displaced radially farther from the first axis than the first connecting structure, and the second electrical contact arrangement is displaced radially farther from the second axis than the second connecting structure.

Abstract: A piercing device for an administration device includes an elastic element with which a biasing force may be generated for piercing, a base, and a cannula unit which may be movable relative to the base in a piercing direction from a safety (secured) position, where the cannula unit may be subjected to the biasing force in the piercing direction. The administration device further includes a securing element by which the cannula unit, subjected to the biasing force, may be held in the safety position and which has a thermosensitive region that may be deformable under mechanical stress when heated, and a heating element with which the thermosensitive region of the securing element may be heated, such that the thermosensitive region of the securing element may deform in response to the biasing force and, as a result, the cannula unit may move away from the safety position in the piercing direction.

Abstract: A dosing system for an injection device for dispensing a dose of a product includes a housing having a longitudinal axis, a dose-setting element, a holding element and a coupling sleeve for driving a driving device for dispensing the dose. The dose-setting element, holding element, and coupling sleeve may be accommodated in the housing. To set and correct the dose, the dose-setting element and the coupling sleeve move in the direction of the longitudinal axis relative to the housing, and the coupling sleeve may be held the holding element rotationally fixed by relative to the housing. To dispense the dose, the coupling sleeve may rotate relative to the housing, the dosing system including a guide in the housing, in which guide the holding element may be displaced in the direction of the longitudinal axis relative to the housing and be guided in a rotationally fixed manner relative to the housing.

Abstract: An injection device for dispensing a product, the injection device including a moveable element which is moved for a dispensing operation, a spring, a product container holder and a product container, wherein the spring pushes against the moveable element to move the moveable element to an initial position after the dispensing operation has ended and against the product container to seat the product container in the product container holder.

Abstract: An injection device for delivery of a fluid medicament includes a housing defining a longitudinal axis and enclosing an injection mechanism. An end cap is fixed to the housing and limits the injection mechanism in a proximal direction. A closure cap is releasably connected to the end cap by a releasable snap fit connection thereby closing the injection device. The releasable snap fit connection is established before medicament delivery by relative axial movement along the longitudinal axis between the closure cap and the housing whereby a wall of the closure cap is elastically deformed, and the releasable snap fit connection is configured to be released after medicament delivery by relative rotational movement around the longitudinal axis between the closure cap and the housing whereby the wall of the closure cap is elastically deformed.

Abstract: A safety mechanism for a drug delivery device for dispensing a liquid drug from a reservoir through a needle includes a housing defining a longitudinal axis, a needle cover movable along the longitudinal axis between a needle covering position and a retracted position, a movable lock element with a locking position to prevent the needle cover from being moved out of the needle covering position, and a trigger member movable along the longitudinal axis relative to the housing. The trigger member is operatively coupled to the lock element and a movement of the trigger member along the longitudinal axis causes the lock element to move out of the locking position allowing the needle cover to be moved out of the needle covering position.

Abstract: A disposable syringe unit for an injection device adapted for releasable attachment to a reusable drive unit of the injection device includes a prefilled syringe with a reservoir and an injection needle, a syringe holder for holding the prefilled syringe, a cover member guided by guiding means thereby movable along the longitudinal axis relative to the syringe holder between a covering position in which the injection needle is covered and a retracted position in which the injection needle protrudes from the cover member, and a cap releasably attached to a distal end of the cover member or the syringe holder. Apart from the prefilled syringe, the syringe unit includes in total not more than three separate parts.

Abstract: A smart injection system includes at least one mobile device and at least one injection device with electronics that can be used by a user. The mobile device is configured to wirelessly receive information regarding a glycemic state of the user, use this information to automatically calculate medication doses to be administered, and to transmit the calculated doses to the injection device.

Abstract: An infusion apparatus for delivering medication includes a housing, a drive device, a product container, and a battery compartment with a battery compartment lid having a plastic part and a metal cap. The plastic part is electrically non-conductive and the metal cap includes a proximal surface facing the plastic part and a distal surface facing an interior of the battery compartment. The metal cap includes through-holes and the plastic part includes protrusions extending through the through-holes to form an arrangement in which a first terminal of a battery positioned in the battery compartment can contact the distal surface of the metal cap, resulting in electrical contact between the metal cap and the first terminal, and in which a second terminal of the battery positioned in the battery compartment contacts the arrangement to prevent electrical contact to prevent reverse poling of the battery by reverse battery insertion into the battery compartment.

Abstract: A fill port for filling a liquid medicament into a reservoir located inside a drug delivery device includes insert fixed in a passage of a wall of the drug delivery device, and a pierceable fill port sealing is sandwiched between the insert and both the housing of the drug delivery device and the reservoir to provide a fluid-tight sealing between the reservoir and the housing.

Abstract: An actuation device for an administration device and/or an administration device for the parenteral administration of a medicament, includes a rotary element rotatable through an angle proportional to a dose volume, a pushing element configured to act on a drive, a magnetic element operatively connected to the rotary element and/or the pushing element and movable therewith relative the instrument housing, a sensor arrangement with at least three magnetic field sensors, each with a directivity with regard to the direction of a magnetic field component, and an evaluation device. At least a first and a second of the magnetic field sensors are fitted such that they selectively sense the changes in the field component in the circumferential direction and the at least third magnetic field sensor is fitted such that it selectively senses the changes in the field component in the axial direction.

Abstract: An administration device and a method for a guided operation of an administration device for a medication includes: a pre-selection means by means of which a pre-selected quantity can be mechanically or electronically set and/or stored, and a controller containing a timer configured such that, when an operating means is actuated, the timer continuously measures a duration between when the output means is no longer moved by the drive to when the operating means is transferred to the non-actuated state. The controller identifies the discharge quantity as a priming quantity if the duration is shorter than a defined threshold duration.

Abstract: An infusion apparatus for delivering medication includes a housing, a drive mechanism, a force sensor, and a transfer element. The drive mechanism comprises first and second conveying elements, the second conveying element for advancing a plug in a reservoir in the distal direction, the first conveying element with limited axial movement relative to the housing but rotatable to cause an ejecting or resetting movement of the second conveying element. The force sensor is arranged along a central axis between the housing and the proximal end of the drive mechanism. The transfer element is axially arranged between the force sensor and the first conveying element and the force sensor bears axial forces exerted by the ejection movement. The second conveying element moves the transfer element away from the first conveying element against the bias of a restoring force such that the force sensor bears axial forces exerted by the resetting movement.

Abstract: A modular, semi-disposable patch pump for conducting a medical therapy includes a pump unit releasably connected to a reservoir unit by means of a bayonet connection; and a housing design for supporting both reliability and ease of use of said connection.

Abstract: An insertion mechanism for a cannula includes a cannula housing, a displaceable cannula, at least one cannula holder, an insertion spring, a triggering element, and a safety device. The safety device, in a secured state, holds the triggering element in a blocked position against a force of the insertion spring and, in a released state, releases the triggering element such that the triggering element is movable into a release position by the force of said insertion energy store and the at least one cannula holder is able to move relative to the cannula housing, driven by the insertion energy store, so as to trigger or implement an insertion movement or insertion. To reach the released state, the safety mechanism is heatable by a heating element and softened and/or weakened with respect to its mechanical carrying or holding capacity, or severed or at least partially or completely melted.