Abstract: The invention relates to a pump device having a pump (8) and an energy supply device (5, 18), wherein the pump has a conveying element (9, 11) which conveys a fluid by means of supplied energy, wherein the pump has a transport state and an operating state, and wherein at least one first element (9, 9a, 10, 10?, 11) of the pump has a different shape and/or size in the transport state than in the operating state. The operating safety of such a pump device is increased by a detection device (12, 20, 21, 22, 23, 24, 25, 27, 28, 29) which detects whether at least the first element is in the operating state with respect to shape and/or size by means of a sensor.

Abstract: The invention relates to a rotor (2, 15) for a fluid pump (1), in particular for use in the medical sphere, the rotor being compressible for bringing to the place of use and thereafter being expandable. The compressibility is assisted by the provision of cavities (27, 28, 29), in particular also production of the rotor at least partially from a foam.

Abstract: The invention relates to a flexible catheter (1) with a drive shaft (2), with a sleeve (6) surrounding the drive shaft (2) and with a sheath (7) surrounding the drive shaft (2) and the sleeve (6), wherein the drive shaft, the sleeve (6) and the sheath (7) are pliable, wherein the drive shaft (2) at a proximal end of the drive shaft (2) comprises a coupling element (5) for connecting the drive shaft (2) to a drive motor (18), wherein the drive shaft (2) at least regionally consist of a alloy which contains at least 10% by weight of chromium, nickel and cobalt in each case. The invention moreover relates to a blood pump arrangement with such a catheter.

Abstract: The invention relates to a motor with a stator (2, 2?) and a rotor (1, 1?), which can be driven about an axial direction (4). The invention is characterized in that at least one of the stator and the rotor, in particular the stator, which has a winding arrangement that can be supplied with a current, can be radially compressed and expanded.

Abstract: The invention relates to a rotor for a fluid pump, in particular for use in the medical sphere, the rotor being compressible for bringing to the place of use and thereafter being expandable. The compressibility is assisted by the provision of cavities, in particular also production of the rotor at least partially from a foam.

Abstract: The invention relates to a pump device having a pump (8) and an energy supply device (5, 18), wherein the pump has a conveying element (9, 11) which conveys a fluid by means of supplied energy, wherein the pump has a transport state and an operating state, and wherein at least one first element (9, 9a, 10, 10?, 11) of the pump has a different shape and/or size in the transport state than in the operating state. The operating safety of such a pump device is increased by a detection device (12, 20, 21, 22, 23, 24, 25, 27, 28, 29) which detects whether at least the first element is in the operating state with respect to shape and/or size by means of a sensor.

Abstract: The invention relates to a vehicle wheel for commercial vehicles, comprising a 15° tapered rim for tubeless tires and a wheel disk connected to the tapered rim, wherein the tapered rim has a rim drop center, an outer rim shoulder, and a cylindrical transition part (ledge) which is arranged between the rim drop center and the outer rim shoulder, and wherein, between the cylindrical transition portion and the outer rim shoulder, a rim section having a transition bevel (transition segment) is located, in which a valve port for receiving the valve is provided. According to the invention, the transition bevel which is formed between the cylindrical transition portion and the outer rim shoulder is subdivided into more than one section, wherein the transition bevel or the transition segment transitions directly, without hump, into the outer rim shoulder, and the valve port is arranged in one of the sections of the transition bevel or of the transition segment.

Abstract: The invention relates to a fluid pump comprising at least one impeller blade (1, 1?, 1?) which is rotatable about an axis of rotation (3) and conveys a fluid in operation and comprising a support device (4, 6, 7, 8, 9, 10, 12, 12?, 13, 13?, 14, 14?, 15, 17) which supports the at least one impeller blade (1, 1?, 1?) in at least one support region, wherein the support device is changeable between a first state in which the rotor is radially compressed and a second state in which the rotor is radially expanded; and wherein at least one impeller blade extends at least partly radially inwardly with respect to the axis of rotation (3) from the support region/support regions in the radially expanded state of the rotor.

Abstract: A fluid pump has at least one impeller blade which is rotatable about an axis of rotation and conveys a fluid in operation. The fluid pump has a support device which supports the at least one impeller blade in at least one support region. The support device is changeable between a first state in which the at least one impeller blade is radially compressed and a second state in which the at least one impeller is radially expanded. The at least one impeller blade extends at least partly radially inwardly with respect to the axis of rotation from the at least one support region in the radially expanded state of the blade.

Abstract: The invention relates to a rotor for an axial flow pump for conveying a fluid having an axis of rotation and having an impeller blade which has at least one part surface which extends transversely to the axis of rotation and beyond it, wherein the impeller blade has throughgoing webs or a network of webs which connect a different marginal regions of the impeller blades to one another. A good compressibility is hereby achieved in the radial direction with high stability during operation.

Abstract: In a sheath device for inserting a catheter into a patient's body, comprising a first sheath having a proximal end and a distal end, wherein when used as intended the distal end of the first sheath is provided for arrangement in the patient's body and the proximal end of the first sheath is provided for arrangement outside the patient's body, and wherein the first sheath comprises a tubular section and a sheath housing, which is disposed at the proximal end of the section and comprises a receiving channel for a catheter, according to the invention the tubular section is detachably held in a clamping element of the sheath housing in a non-positive manner so as to be able to easily shorten the tubular section.

Abstract: In a pump housing having an interior for accommodating a pump rotor, which may be transferred from a radially compressed state into a radially expanded state, and comprises a housing skin revolving in circumferential direction, as well as at least one reinforcement element, a stretch-resistant element revolving in circumferential direction is provided, which is stretched less than 5% in the expanded state as opposed to the force-free state in circumferential direction, and which limits any further expansion of the pump housing in radial direction.

Abstract: The invention provides an implantable component which is connectable to a manipulating device in a self-retaining manner by means of a coupling device, which provides a first coupling element and a second coupling element. The implantable component can thus be really positioned by the manipulating device which can, for example, already be connected to the implantable component before a therapeutic procedure and can be separated therefrom again after the surgical procedure. This is in particular advantageous with minimally invasive procedures.

Abstract: The invention relates to a rotor for a pump, having at least one blade, the rotor being able to be actuated to rotate about an axis of rotation in order to convey a fluid in the axial or radial direction, the rotor being able to be deformed reversibly elastically in the radial direction between a first, radially compressed state and a second, radially expanded state which the rotor adopts without the effect of external forces, and a third state of the rotor being provided in which, in pumping operation under fluid loading, the rotor is deformed from the first state to beyond the second state.

Abstract: In order to simplify the construction and handling capability of a surgical retaining screw comprising a shaft which has an external thread, a head part which is connected to the shaft securely or movably and has an interior space open towards the upper side located opposite the shaft as well as two openings which are arranged on oppositely located sides of the head part, are open towards the upper side and form a receptacle for a bar-like connecting part, and a clamping screw which can be screwed into the interior space from the upper side in such a manner that it clamps a connecting part placed in the receptacle in this receptacle, it is suggested that the clamping screw be screwed into a screw sleeve which abuts with a conical outer surface tapering towards the upper side of the head part on the complementary conical inner surface of a bearing sleeve surrounding the screw sleeve and that the bearing sleeve be held on the head part to as to be secured against any displacement in the direction towards the up

Abstract: To facilitate the insertion of bone screws into a bone plate, a magazine for receiving at least one bone screw is proposed, which comprises a device for releasably securing the magazine to a bone plate, a receiving chamber extending continuously from the upper side to the underside of the magazine, a bone screw being arranged in the receiving chamber in such a way that when the magazine is secured to the bone plate, the distal tip of the bone screw is directed at a screw-in opening in the bone plate, and the proximal end of the bone screw is accessible to a screwing-in tool from the upper side of the magazine, and a fixing device for releasably fixing the bone screw in the receiving chamber. The invention also relates to a bone plate having at least one such magazine releasably secured thereto.

Abstract: The invention relates to a pump device having a pump (8) and an energy supply device (5, 18), wherein the pump has a conveying element (9, 11) which conveys a fluid by means of supplied energy, wherein the pump has a transport state and an operating state, and wherein at least one first element (9, 9a, 10, 10?, 11) of the pump has a different shape and/or size in the transport state than in the operating state. The operating safety of such a pump device is increased by a detection device (12, 20, 21, 22, 23, 24, 25, 27, 28, 29) which detects whether at least the first element is in the operating state with respect to shape and/or size by means of a sensor.

Abstract: The invention relates to a rotor for an axial flow pump for conveying a fluid having an axis of rotation and having an impeller blade which has at least one part surface which extends transversely to the axis of rotation and beyond it, wherein the impeller blade has throughgoing webs or a network of webs which connect a different marginal regions of the impeller blades to one another. A good compressibility is hereby achieved in the radial direction with high stability during operation.

Abstract: The invention relates to a rotor (2, 15) for a fluid pump (1), in particular for use in the medical sphere, the rotor being compressible for bringing to the place of use and thereafter being expandable. The compressibility is assisted by the provision of cavities (27, 28, 29), in particular also production of the rotor at least partially from a foam.

Abstract: The invention relates to a fluid pump comprising at least one impeller blade (1, 1?, 1?) which is rotatable about an axis of rotation (3) and conveys a fluid in operation and comprising a support device (4, 6, 7, 8, 9, 10, 12, 12?, 13, 13?, 14, 14?, 15, 17) which supports the at least one impeller blade (1, 1?, 1?)in at least one support region, wherein the support device is changeable between a first state in which the rotor is radially compressed and a second state in which the rotor is radially expanded; and wherein at least one impeller blade extends at least partly radially inwardly with respect to the axis of rotation (3) from the support region/support regions in the radially expanded state of the rotor.