Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.

Abstract: An electronic system for a drug delivery device is provided, the electronic system comprising at least one user interface member configured to be manipulated by a user for performing a dose operation, e.g.

Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.

Abstract: An electronic system for a drug delivery device includes a user interface member configured for manipulation by a user to perform a dose operation. An electronic control unit is configured to control operation of the electronic system. The electronic system has a first state and a second state that has an increased electrical power consumption as compared to the first state. An electrical signaling unit is configured to provide an electrical signal indicative that the user interface member is being manipulated and to switch the electronic system from the first state into the second state in response to the electrical signal. The user interface member comprises a first portion that is movable relative to a second portion from a rest position to a signaling position. The signaling unit is configured to provide the electrical signal in response to the movement of the first portion relative to the second portion.

Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.

Abstract: An optical guiding device configured for application with a drug delivery device is described. The drug delivery device has (i) a movable dosage programming component including a rotary encoder system and (ii) a sensor arrangement including at least one optical sensor. The at least one optical sensor is configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a drug by emitting radiation and detecting at least one reflections the emitted radiation from the rotary encoder system. The optical guiding device is configured for guiding the radiation and the at least one reflection of the emitted radiation and includes at least one light pipe having the shape of a frustum with a sensor-side surface and a encoder-side surface.

Abstract: An electronic module for releasable attachment to a drug delivery device is disclosed. The module may comprise at least one module lockout form adapted for mating abutment with a corresponding device lockout form of the drug delivery device. The module may comprise at least one attachment element for releasable attachment of the module on the drug delivery device. The module may comprise at least one light pipe for guiding a light beam from a light source to a reflective surface of the drug delivery device and from the reflective surface to a light detector sensor. The module may comprise at least one light guide for guiding a light beam from a light source to a user feedback surface adapted to emit light. The module may comprise at least one elastically deformable switch arm. The component may be a unitary component part injection molded from a polycarbonate material.

Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.

Abstract: A drug delivery device includes a housing, a drug delivery mechanism within the housing and displaceable between pre-delivery and mechanical stop positions, and an end of dose switch. The end of dose switch includes a first sensor disposed on the drug delivery mechanism and a second sensor element disposed within the housing. The switch is configured to be triggered when relative movement of the first and second sensors causes the first and second sensor elements to move into a switch position. The delivery mechanism is biased in a proximal direction away from the mechanical stop position. The device includes a controller configured to: record when the end of dose switch is triggered; measure a duration of time between triggering the switch and the first and second sensors moving out of the switch position; and generate an error code indicative of a deviation between manipulations applied and a predetermined handling scheme.

Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.

Abstract: The disclosure relates to an injection device for setting and injecting pre-set or user-selectable doses of a medicament, the injection device comprising an elongated housing defining a longitudinal direction and configured to accommodate a cartridge containing the medicament, and a detector arrangement operable to detect a relative movement between a first element and a second element. The first element is subject to a first movement relative to the second element along a first longitudinal direction for setting of a dose, the first element is subject to a second movement relative to the second element along a second longitudinal direction for dispensing of the dose, one of the first movement and the second movement is a helical movement, and the other one of the first movement and the second movement is a sliding movement in the longitudinal direction. The second element comprises at least one reference element fixed to the second element.

Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.

Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.

Abstract: The present disclosure relates to medicament injection devices. An injection device includes: a movable dosage programming component comprising a rotary encoder system having a predefined angular periodicity, a sensor arrangement including a first optical sensor configured to detect movement of the movable dosage programming component relative to the sensor arrangement during dosing of a medicament, wherein the first optical sensor is configured to operate in a strobe-sampling mode at a first frequency, a second optical sensor configured to detect movement of the rotary encoder system relative to the second optical sensor wherein the second optical sensor is configured to operate in a strobe-sampling mode at a second frequency lower than the first frequency, and a processor arrangement configured to, based on the detected movement, determine a medicament dosage administered by the injection device.