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: A drug delivery system includes a drug delivery device for dispensing a drug from a reservoir with a device housing extending in an axial direction, a movable dispensing member, a magnetic element with a permanent magnetization coupled the dispensing member, and an electronic module for monitoring a dispensing process executed by the drug delivery device and releasably attachable to the device housing. The electronic module includes a module body, a magnetic field sensor unit and a controller. The sensor unit is adapted to measure an absolute rotational position and an absolute axial position of the magnetic element. The controller is configured to determine on basis of both the absolute rotational and the absolute axial position a fill level or a total amount of dispensed drug.

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: A pre-assembled reservoir unit for attachment to a drive unit of a drug delivery device includes a reservoir, a reservoir holder and a mechanism holder defining a longitudinal axis and connected to the reservoir holder. The mechanism holder includes a housing connecting portion for coaxially attaching the mechanism holder to a housing of the drive unit along the longitudinal axis. The reservoir unit further includes a plunger rod that is in threaded or splined engagement with the mechanism holder.

Abstract: A drug delivery device for dispensing a drug from a reservoir includes a drive unit including an electronic control circuit and a coupling portion, and a reservoir unit including the reservoir with the drug and attachable to the coupling portion. The drive unit includes a plurality of switching elements operatively coupled to the control circuit, and the reservoir unit includes at least one actuation element adapted to selectively switch at least one switching element of the plurality of switching elements when the reservoir unit is attached to the drive unit. A control signal indicative of the reservoir or the drug is generated based on the switched switching element and sent to the control circuit.

Abstract: A method for monitoring a dispensing process of a liquid drug with a drug delivery device involves gradually increasing a motor drive current for a motor of the drug delivery device; measuring, by a sensor, a position or movement of an output member movable by the motor; determining a minimal motor drive current required to initially move the output member from standstill; and determining, from an evolution of successively determined minimal motor drive current values, a delivery device operation status.

Abstract: An autoinjector for dispensing a liquid product, particularly a drug, comprising: an electronic module with a sensor configured to measure the axial movement of a signal element (11) from a position at the start of the dispensing, wherein the signal element (11) is slaved in the dispensing direction, to a position at the end of the dispensing, wherein the signal element (11) strikes the signal stop (12a).

Abstract: The present disclosure relates to a drug delivery arrangement including a drug delivery device for dispensing a liquid drug from a reservoir an electronic module. The delivery device includes a device housing and a movable member. The electronic module is releasably attachable to the device housing and includes a module housing, an actuator and an engaging member movable, by the actuator, relative to the module housing. The engaging member can be brought into engagement with the movable member such that a movement of one of the engaging member or the movable member causes a movement of the other of the movable member or the engaging member when the electronic module is attached to the drug delivery device.

Abstract: The present disclosure relates to a modular injection system including a first injection device including a first reservoir unit comprising a reservoir filled with medication, a housing for holding the reservoir and a plunger rod adapted to advance a piston inside the reservoir to dispense the medication and first automatic drive unit releasably attachable to the reservoir unit and including an automatic drive member automatically driven by a power source and adapted to be releasably coupled to the plunger rod. The modular system further comprises a second injection device including a second reservoir unit and a manual drive unit connected to the reservoir unit and including a manual drive member manually driven and connected to a plunger rod of the second reservoir unit. The first and second reservoir unit are identical.

Abstract: A delivery device for administering a drug includes a housing, a reservoir and a drive device with a movable piston rod. The piston rod is guided through an aperture in an inner or outer wall of the housing. The aperture is sealed but allows the piston rod to move. The shape of the circumference of the cross-section of the piston rod is approximately a non-trivial curve of constant width.

Abstract: An autoinjector includes a housing, a product container, a torsion spring, a drive element, and a propulsion element. In order to discharge liquid out of the product container, the torsion spring rotates the drive element, and the rotating drive element produces a propulsive movement of the propulsion element and of a piston in the product container. A rotation sensor is configured for an alternating continuous detection of at least two rotational positions per revolution of the drive element during the discharge process, and a processor unit is configured for determining the axial position of the piston in the product container from the detected rotational positions.

Abstract: A patient device includes a case and a user interface for interaction between a patient and the patient device. The case may include a projection unit which projects information onto a surface separate from the case. The user interface may include a display unit for displaying information relating to the patient device integrated into the case and an additional display unit for displaying information relating to the patient device, which is external to the case. The externally provided display unit may be coupled to the case such that it can be at least one of folded, tilted, pulled out or unrolled relative to the case.

Abstract: An automatically operating injection device with an occlusion alarm unit and a method for determining an injection occlusion are disclosed. The method includes generating a plurality of evaluation forces based on a series of force measurements and based on an evaluation time period; determining whether an occlusion exists based on either an evaluation of the plurality of evaluation forces or whether one or more of the series of force measurements exceeds a force threshold; and providing an injection occlusion alarm if an occlusion is determined to exist.

Abstract: A system for transmission of medical data comprises a first device which is designed to be worn on the body of a patient and which generates medically relevant data when in operation, said data being transmitted wirelessly to a second device. The first device comprises a communication unit for the wireless communication with the second device, a circuit which generates medically relevant data when in operation and a handover memory for the intermediate storage of data that are to be transferred from the circuit to the communication unit or from the communication unit to the circuit. The data generating circuit is connected to the handover memory via a first data line and the communication unit is connected to the handover memory via a second data line.

Abstract: An automatically operating injection device with an occlusion alarm unit and a method for determining an injection occlusion are disclosed. The method includes generating a plurality of evaluation forces based on a series of force measurements and based on an evaluation time period; determining whether an occlusion exists based on either an evaluation of the plurality of evaluation forces or whether one or more of the series of force measurements exceeds a force threshold; and providing an injection occlusion alarm if an occlusion is determined to exist.

Abstract: A system for transmission of medical data comprises a first device which is designed to be worn on the body of a patient and which generates medically relevant data when in operation, said data being transmitted wirelessly to a second device. The first device comprises a communication unit for the wireless communication with the second device, a circuit which generates medically relevant data when in operation and a handover memory for the intermediate storage of data that are to be transferred from the circuit to the communication unit or from the communication unit to the circuit. The data generating circuit is connected to the handover memory via a first data line and the communication unit is connected to the handover memory via a second data line.