Abstract: A product dispensing apparatus including a reservoir module, a dosing module and a dose setting member. The reservoir module includes a front casing section, a block, a first connector, a piston, and a piston rod moveable in a dispensing movement and against the dispensing movement, and including a return block engageable with the block, wherein engagement between the block and the return block prevents the piston rod from moving against the dispensing movement. The dosing module includes a rear casing section, including a second connector which is engageable with the first connector to form a detachable connection between the reservoir module and the dosing module, and a dosing and drive device. The dose setting member engages the piston rod such that it is moveable together with and in the same direction as the piston rod during the dispensing movement and is moveable relative to the piston rod against the dispensing movement.

Abstract: An ampoule for use with an administering device such as an injection or infusion apparatus, at least two recognition elements associated with the ampoule, each of which at least two recognition elements can be arranged in one of at least two predetermined positions relative to the ampoule, wherein the at least two predetermined positions are asymmetrically located relative to the ampoule, and an administering device such as an injection or infusion apparatus which can be coupled to the ampoule. In one embodiment, the administering device has at least two associated sensors at predetermined positions in order to recognize the arrangement of the at least two recognition elements associated with an ampoule and, in another embodiment, the administering device has at least one sensor which can be moved relative to an ampoule.

Abstract: A container for a substance including a coupling element for coupling the container to an administering device for administering the substance, wherein the container has an associated identifying element, and wherein the administering device includes a coupling device for accommodating the coupling element of the container and a sensor element for at least one of reading and writing the identifying element and the state of the container. The invention is intended to encompass methods for providing and using the identifying element.

Abstract: An injection device including a needle cover, a casing, an injection mechanism, and a needle holder including an injection needle, wherein the needle cover is carried by the casing such that it can be moved, against a restoring force, from a protecting position, past an injection position, and into an assembling position. In the protecting position, the needle cover extends beyond the skin penetrating tip of the injection needle and, in the injection position, the needle cover is short of the tip. In the assembling position, the needle cover allows access to the needle holder, whereby the needle holder can be gripped and connected to or detached from the casing.

Abstract: The invention relates to a needle covering device of an injection device, the injection device including a casing comprising a reservoir, in particular an ampoule, for a product fluid to be administered, and an injection needle for injecting the product fluid from the reservoir, wherein the device surrounds the injection needle in an extended position and exposes the injection needle in a retracted position. The device comprises a passage for the injection needle, a front section via which the device is placed on an injection point, and another section which is nearer to the casing than the front section is, at least in the extended position. The sections can be moved axially relative to the casing and relative to each other, such that the device is variable in its length, the front section being guided in a straight line on the casing.

Abstract: A needle protecting device including: a sleeve-shaped base body which may be connected to a casing of the injection device or is formed by a casing of the injection device, a needle protecting sleeve which is mounted on the base body, wherein, in a proximal protective position, the needle protecting sleeve surrounds an injection needle of the injection device and, in a distal position, exposes the injection needle, a first block and a second block, one of which is connected non-sliding to the needle protecting sleeve and the other of which is connected non-sliding to the base body, wherein, in the protective position of the needle protecting sleeve, a blocking mesh is formed by the blocks pushing axially against each other and so preventing the needle protecting sleeve from sliding into the distal position, and a safety-release for releasing the blocking mesh, wherein the first block is formed by an elastically bendable latch which is connected rigidly to one of the needle protecting sleeve and the base body;

Abstract: A device for dispensing a product in doses including a casing element, a dosing device shiftable relative to the casing element in a dispensing direction, a setting device for setting the position of the dosing device, and a restoring element for returning the dosing device to a starting position, wherein a movement of the dosing device in the dispensing direction charges the restoring element.

Abstract: A device for administering a fluid product includes a measuring assembly for measuring a position between spaced apart elements of the apparatus that can be moved relative to each other. The measuring assembly includes at least one magneto-resistive sensor that is fixed to a first element, such as a casing, and is arranged opposite at least a second element, such as a sleeve, which can be moved relative to the first element. A magnetic device co-operates with the at least one sensor and is formed by a permanent magnet on the first element and a magnetized second element including a magnetic surface profile or including of a number of alternately arranged, different magnetic pole areas.

Abstract: An administering apparatus for administering an injectable substance in doses is provided. The apparatus includes a casing with a reservoir for the substance, a conveying mechanism which acts to deliver a selected dose of the substance from the reservoir, a dosing and activating mechanism which performs a dosing movement and a delivery movement, and which is coupled to the conveying mechanism such that the delivery movement causes the selected dose to be delivered, a dosage indicator sleeve coupled to the dosing and activating mechanism, and a blocking member in a blocking engagement with the dosing and activating mechanism.

Abstract: The invention relates to a device for injecting a fluid including a pressure chamber for accommodating the fluid, a piston for expelling the fluid from the pressure chamber, a pressure mechanism for generating an expelling impulse or force, and a transfer body coupled to the pressure mechanism, wherein, in an initial position the transfer body is arranged at a distance away from a contact point for transferring a force or impulse onto the piston. The invention encompasses a method for injecting a fluid wherein a transfer body is freely accelerated for a distance and strikes a contact point thus generating an initial impulse or pressure to expel the fluid.

Abstract: An administering apparatus including a casing, a reservoir, a piston accommodated in the reservoir such that it can be shifted in an advancing direction, a piston rod which acts on the piston in the advancing direction and forms a first locking mechanism, a second locking mechanism which cannot be moved counter to the advancing direction, a lock element row formed by successively arranged first locking elements, extending in the advancing direction, and formed by one of the locking mechanisms, and a second lock element formed by the other locking mechanism and engaged with the lock element row, wherein it engages with a lock element gap of the lock element row, wherein the second lock element is moved out of engagement by a movement, against an elasticity force, of the piston rod in the advancing direction, but, when engaged, counteracts a movement of the piston rod counter to the advancing direction with a resistance force greater than the elasticity force to prevent the piston rod from moving counter to the

Abstract: A substance delivery device including a casing formed by a first casing portion for a substance reservoir including a piston, a piston rod movable in an advancing direction to move the piston toward an outlet of the reservoir to deliver the substance, a dosing element which performs a dosing movement relative to the casing and, together with the piston rod, performs a delivery movement in the advancing direction, a dosing member connected to the dosing element wherein the dosing member is movable generally transversely to the piston rod to enable the piston rod to be moved counter to the advancing direction, a resetting element movably connected to the first casing portion to perform dosing member and piston rod disengaging and engaging movements, and a cam gear coupling the resetting element to the dosing member, wherein the cam gear forms a guiding rail on which the dosing member is guided.

Abstract: An administering apparatus for delivering a dosage of product including a casing with a reservoir for the product, a piston within the reservoir to deliver the product, a piston rod for engaging the piston, a drive device for driving the piston rod, and a dosage setting member mechanically engaging the piston rod and a stopper for the dosage setting member. The casing includes a front casing section containing a reservoir for the product and a rear casing section detachably connected to the front casing section. The front casing section is connected to or forms a first latching element, and the rear casing section is connected to or forms a second latching element. The latching elements are in latching engagement when the casing sections are connected. The casing sections may be axially fixed to one another by the latching engagement.

Abstract: An administering apparatus for delivering a dosage of product including a casing with a reservoir for the product, a piston within the reservoir to deliver the product, a piston rod for engaging the piston, a drive device for driving the piston rod, and a dosage setting member mechanically engaging the piston rod and a stopper for the dosage setting member. The casing includes a front casing section containing a reservoir for the product and a rear casing section detachably connected to the front casing section. The front casing section is connected to or forms a first latching element, and the rear casing section is connected to or forms a second latching element. The latching elements are in latching engagement when the casing sections are connected. The casing sections may be axially fixed to one another by the latching engagement.

Abstract: A plug-on body which can be plugged onto a device for administering a settable dosage of an injectable product, the plug-on body including a first plug-on body section extending axially in the direction of a plug-on body axis for fixing the plug-on body to a dosing and activating means, a shifting stopper formed by the first plug-on body section and operating by positive lock for axially fixing the plug-on body with respect to at least one shifting direction, a rotational stopper formed by the first plug-on body section and operating by positive lock for fixing the plug-on body against rotating, a second plug-on body section extending behind the first plug-on body section in the direction of the plug-on body axis, wherein said second plug-on body section forms an optics system for reading a dosage scale on a dosing element of the device which serves to set the dosage.

Abstract: A plug-on body which can be plugged onto a device for administering a settable dose of an injectable product, the plug-on body including a first body section extending axially in the direction of a plug-on body axis for fixing the plug-on body to a casing of the device, a shifting stopper formed by the first body section and operating by positive lock for axially fixing the plug-on body with respect to at least one shifting direction, a rotational stopper formed by the first body section and operating by positive lock for fixing the plug-on body against rotating, and a second body section extending behind the first body section in the direction of the plug-on body axis, wherein the second body section is formed by a shell body for at least one of shielding a dosing element of the device which serves to set the dosage and forming an adjustment stopper operating by positive lock for the dosing element.

Abstract: An administering apparatus for delivering a dosage of product including a casing with a reservoir for the product, a piston within the reservoir to deliver the product, a piston rod for engaging the piston, a drive device for driving the piston rod, and a dosage setting member mechanically engaging the piston rod and a stopper for the dosage setting member. The casing includes a front casing section containing a reservoir for the product and a rear casing section detachably connected to the front casing section. The front casing section is connected to or forms a first latching element, and the rear casing section is connected to or forms a second latching element. The latching elements are in latching engagement when the casing sections are connected. The casing sections may be axially fixed to one another by the latching engagement.

Abstract: A device and method for removing and replacing a needle-protecting cover associated with an injection apparatus, the device comprising a housing, a receptacle in the housing for accommodating the injection apparatus, and a holding mechanism, wherein the receptacle is movable in the housing and, in a first position of the receptacle, the holding mechanism is in a releasing position and, in a second position of the receptacle, the holding mechanism is in a holding position.

Abstract: An injection device including a receptacle for an active substance, which is connected to an injection needle and is accommodated inside a sliding sleeve that can be displaced within a housing by a driving force. A sleeve-shaped needle-protecting device is displacable within the housing by a spring such that the needle-protecting device moves forward and extends past the injection needle in an axial direction when the injection needle is withdrawn from the body tissue. A lock prevents the needle-protecting device from being manually pushed backward, the lock effective between the needle-protective device and the sliding sleeve, and being automatically deactivated when the sliding sleeve is at least approximately back in its retracted position.