Abstract: An administering device for a fluid product includes a product receptacle that accommodates the product to be administered, a fluid reservoir for a driving fluid, a driving means, a product chamber, and a fluid connection. The product receptacle includes an opening at a forward end and a product stopper at a rear end. The driving means acts upon the fluid reservoir, the pressure chamber adjoins the product stopper while the fluid connection is located between the fluid reservoir and the pressure chamber, and the driving means acts upon the fluid reservoir in such a way that the pressure chamber is impinged upon by pressure which affects the product stopper and the product is discharged from the product receptacle.

Abstract: A drive and dosing module for an injection device, and an injection device including the module, wherein the module includes a dosing member which can be displaced into one of several dosing positions in relation to a drive member to set a product dose, wherein one of the dosing or drive members forms several dosing stops at axially different heights and rotational stops that are associated with the dosing stops and the other member forms at least one selection element, and wherein the drive member can be moved in relation to the dosing member until it reaches a trigger position in which the at least one selection element attains one of the dosing stops and, in said trigger position, the selection element and the rotational stops combine to lock the rotation of the dosing member in both directions.

Abstract: An injection device for administering a liquid product, the device including a drive mechanism, an engaging member and a catch including a number of latching elements, wherein at least one of the engaging member and the number of latching elements is relatively moveable to the other to generate a haptic and/or acoustic signal comprising a number of discrete signals during a relative movement, wherein one of the catch and the engaging member is coupled to the drive mechanism and the drive mechanism generates a variable drive speed during the relative movement, and wherein the latching elements are a distance (x0; x0-?x) from each other such that a time interval between each of the number of discrete signals is constant. A method for generating a haptic and/or acoustic signal in use of an injection device is encompassed.

Abstract: An administering apparatus for administering a fluid product, including a casing, a reservoir for the product, a driven device which acts on the product contained in the reservoir to deliver the product, and a drive device which acts on the driven device and performs a delivery stroke in a drive direction from a delivery position up to a delivery stopper to deliver a product dosage to be administered, wherein a priming stopper is provided for the drive device and limits a priming stroke of the drive device, which serves to bleed, in the drive direction, wherein the priming stroke is axially shorter than a maximum delivery stroke, and wherein the drive device can be moved in the drive direction from a priming position up to the priming stopper and transversely to the drive direction as far as the delivery position.

Abstract: An injection device including at least one sensor for detecting an operating process of the injection device, an electronic circuit connected to the sensor for establishing the beginning and elapsed time of a service life, based on one or more sensor signals, and an output device connected to the circuit for providing a signal indicating the end of the service life. The invention encompasses a method for determining a service life of an injection device, wherein the beginning of the service life is established by one or more sensors for detecting an operating process of the device, a signal is generated which signals the end of the service life, and at least one of an optical, acoustic or tactile output device is associated with the injection device for providing a signal which indicates the end of the service life.

Abstract: A device for administering an injectable product including an insertion mechanism for inserting an injection needle into a tissue, the insertion mechanism including a first pressure element, a delivery mechanism for delivering the product from a product container, the delivery mechanism including a second pressure element, and a trigger for triggering the insertion and delivery mechanisms, wherein, when triggered, the insertion mechanism is moved by the first pressure element in an insertion direction from an initial position to an insertion position and the delivery mechanism remains at rest relative to the insertion mechanism until the insertion position is reached.

Abstract: A device for administering an injectable product including a housing with a reservoir for the product, a delivery device, which can be displaced out of a release position and into an activating position and, from the activating position, executes a delivery movement via which a set product dose is discharged from the reservoir, and a dosing device that, for setting a product dose, can execute a dosing movement in dosing positions predetermined by detent engagement when the delivery device occupies the release position, wherein the delivery device, when in the activating position and when moving into the activating position, is coupled to the dosing device via a blocking engagement which prevents the dosing device in the respectively set dosing position from executing dosing movements.

Abstract: An apparatus for subcutaneous administration of an injectable product including a housing, a container for the product to be injected, an injection needle and a needle protection sleeve surrounding the injection needle, wherein the apparatus also includes an indicator to tell a user when the needle protection sleeve has attained its maximum distal position.

Abstract: A device for administering an injectable product in doses including a casing having a receptacle for a container which contains the product and accommodates a piston such that the piston can advance towards an outlet for delivering a selected product dosage, a dosing member, with which a dosing movement can be performed relative to the casing for selecting the product dosage, a drive unit, which can be coupled to the casing and the dosing member such that the drive unit can be adjusted relative to the casing from a dosing starting position to a dosing end position by the dosing movement of the dosing member, an operating mechanism which causes the drive unit to perform a delivering movement by which the piston is advanced towards the outlet, and a restoring spring, which is secured in a tensioned state and is coupled to the drive unit by a release for causing a restoring movement of the drive unit towards its dosing starting position.

Abstract: A piston stopper for a medicine injector, wherein the stopper has a stopper body with a mesh section and at least one sealing element positioned at least partly around the circumference of the stopper body, wherein at least one of the sealing element and mesh section is connected to the stopper body in a material bond. A method for manufacturing such a piston stopper is encompassed.

Abstract: A device for the dosed administration of an injectable product, including a housing with a receptacle for the product and a drive mechanism movable via a dosing element supported displaceably in the housing, wherein the drive mechanism includes engagement elements situated together in groups, the distance between the groups corresponding to a dosing amount of the injectable product and the distance between the engagement elements corresponding to a priming amount of the injectable product, and wherein the dosing element is coupled to the drive mechanism so that the dosing element at one time interacts with a group of engagement elements to administer the dosing amount and at another time interacts with an engagement element to release the priming amount.

Abstract: A device for administering metered doses of an injectable product, including a housing, a drive member with a plunger, a drive button which, when displaced, moves the drive member relative to the housing, and at least one delaying member, which can be moved from a first position into a second position by displacing the drive button relative to the drive member in the longitudinal direction of the device, the drive member remaining stationary relative to the housing, whereby the at least one delaying member establishes a contact with the drive member in the first or second position so that when the drive button is displaced, the drive member can be moved in the forward direction before or after the at least one delaying member is moved relative to the drive member.

Abstract: A multi-chamber ampoule including a housing with a longitudinal axis, at least one bypass operably associated with the housing, at least one front and one rear piston both of which can engage with the housing in a sealing manner outside the vicinity of the bypass and both of which may be displaced along the longitudinal axis, wherein the rear piston includes at least one material which can project into the bypass when the rear piston is in the region of the bypass.

Abstract: An injection device for injecting selectable amounts of a substance includes an activating mechanism including an axially moveable operating button which can rotated in a resting position only, a tubular drive element non-rotatably connected to the operating button, an axially fixed and non-rotatable guiding element, and an axially moveable driven member held non-rotatably in the device. A rotational grid is operationally between rotatable and non-rotatable components of the injection device such that the operating button can be moved two rotational directions when in the resting position whereby a selected amount of the substance to be injected can be selectively varied. For example, a dosage inadvertently selected too large by rotating the operating button too far in one direction can, in accordance with the present invention, be reduced by rotating the operating button in the opposite direction.

Abstract: A sealing element for isolating or sealing off a component or structure of an injection or administering device from other components or structures of the device or from the surroundings, wherein the isolated component or structure is an electrical component. The invention encompasses methods of forming and using the sealing element, and an injection or administering device including the sealing element.

Abstract: A device for removing a needle unit from an injection device, the device for removing including an opening for receiving the needle unit and a locking structure generally associated with the opening, the locking structure formed in at least one rim area along the circumference of the opening, such that the needle unit can be moved in an insertion direction through the opening after it has been inserted into the opening, and when the needle unit is moved counter to the insertion direction, it establishes a locking connection with the locking structure. In one embodiment, the invention includes a container for receiving and containing at least one used needle unit.

Abstract: A device for administering an injectable product including a casing, an injection mechanism including an injection needle pointing in an insertion direction, and a protective cap for the injection needle wherein, in one embodiment, the administering device includes a removing device for removing the protective cap from the injection needle and, in another embodiment, the administering device includes a needle protecting sleeve shiftable generally in alignment with the casing and generally between a front position, advanced relative to the casing, for protecting the injection needle and to a rear position, retracted relative to the casing, for inserting the injection needle into a tissue. In one embodiment, the needle protecting sleeve is prevented from moving completely into the rear position by a lock when the protective cap is protecting the injection needle.

Abstract: A cannula cover for use with an injector or injection device, wherein the injector or injection device includes a dosing section and a cannula support, and wherein the cover is attached to the cannula support and can be retracted against a bias in order to expose a cannula, said cannula cover including, in one embodiment, a substantially closed front facing side having an openable cannula passage opening.

Abstract: An autoinjector including a housing, a receptacle for an active substance, which receptacle, together with a connected injection needle, is displaceable within the housing by spring force for inserting the injection needle into a patient, a piston displaceable within the receptacle by spring force for expelling the active substance, a transfer mechanism for transferring the spring force to the receptacle and/or to the piston, a holding mechanism for holding the transfer mechanism, a releasing mechanism for causing the holding mechanism to release the transfer mechanism when the releasing mechanism is moved from a first position into a second position, and a resetting mechanism for moving the releasing mechanism from the first position into the second position without during the move causing the transfer mechanism to be released.