Abstract: A production method for a micromechanical component for a sensor device or microphone device. The method includes: forming a supporting structure composed of a first sacrificial material on a substrate surface of a substrate with a first sacrificial material layer, a plurality of etching holes structured through the first sacrificial material layer, and a plurality of supporting posts projecting into the substrate; etching into the substrate surface at least one cavity spanned by the supporting structure; forming a diaphragm composed of at least one semiconductor material on or over the first sacrificial material layer of the supporting structure; depositing a layer stack comprising at least one sacrificial layer and at least one counter electrode; and exposing the diaphragm by at least partially removing at least the supporting structure and the at least one sacrificial layer.

Abstract: Disclosed is a mechanical circulatory support system for transcatheter delivery to the heart, having a removable guidewire aid to assist with inserting the guidewire along a path that avoids a rotating impeller. The system may comprise a catheter shaft and a circulatory support device carried by the shaft. The device may comprise a tubular housing, an impeller and the guidewire aid. The guidewire aid may include a removable guidewire guide tube. The guide tube may enter a first guidewire port of the tubular housing, exit the tubular housing via a second guidewire port on a side wall of the tubular housing on a distal side of the impeller, enter a third guidewire port on a proximal side of the impeller, and extend proximally through the catheter shaft.

Abstract: Apparatus for forming an anastomosis between first and second body lumen wall sections, the apparatus having a coil implant (10) which has an elongate tubular member (16) made of shape memory material, the elongate member being self-expanding from a stretched-out stowed configuration for introduction into the body, to an implantation configuration in which a first portion (12) of the elongate member forms at least a first loop (20) of the coil and a second portion (14) of the elongate member forms at least a second loop (22) of the coil, the elongate member having at least one interior cavity, the coil implant further having a plurality of magnets (24) carried by the first and second portions of the elongate member, each magnet of the plurality being at least partly accommodated within the at least one interior cavity of the elongate member, the magnets arranged such that the first loop is magnetically attracted to the second loop for creating a magnetic compression anastomosis in tissue trapped between the f

Abstract: The invention relates to a method for braking a vehicle (10) having a first (14) and a second (16) electric drive motor, wherein, in a first braking phase, a first target value for a braking torque is specified to the first electric drive motor (14), and a second target value for a braking torque is specified to the second electric drive motor (16), wherein a current speed of the vehicle (10) is sensed as the actual speed, wherein, when the actual speed reaches a first threshold value (v0) for a vehicle speed, the first target value for a braking torque is increased in a redistribution phase and the second target value for a braking torque is simultaneously reduced, wherein, when the actual speed reaches a second threshold value (v1) for a vehicle speed, the specification of the first target value for a braking torque is ended and a speed target value trajectory (202) is specified in a second braking phase, wherein the speed target trajectory proceeds from the second threshold value (v1) for the vehicle speed

Abstract: A micromechanical component.

Abstract: A MEMS element is provided. The MEMS element includes: a substrate; a first passivation layer arranged on the substrate; a metal layer arranged on the first passivation layer; a second passivation layer arranged on the metal layer and on the first passivation layer; and a punch element, an electrically conductive diffusion-blocking layer being arranged on the punch element and on the second passivation layer, a first bonding element being arranged on the punch element.

Abstract: A micromechanical component for a sensor or microphone device, including a substrate, a frame structure, which is situated on the substrate surface and/or at least one intermediate layer, and a diaphragm, which spans an inner volume, which is at least partially framed by the frame structure. The micromechanical component includes a bending beam structure, which is situated in the inner volume and includes at least one anchoring area, which is attached to the frame structure, to the substrate surface and/or to the at least one intermediate layer, and at least one self-supporting area, which is connected via at least one coupling structure to the diaphragm inner side of the diaphragm in such a way that the at least one self-supporting area is bendable by way of a warping of the diaphragm.

Abstract: An implant for use in creating a magnetic compression anastomosis in a patient, the implant having a first low-profile configuration for insertion within a patient, and being deployable to a second operative configuration for use in creating an anastomosis, the implant comprising at least one supple polymer body (20, 20?) and a plurality of magnetic elements (30) embedded at least partly within the polymer body, the polymer body being pliable to permit the polymer body to transition between a first state in the first configuration of the implant, and a second state in the second configuration of the implant. Plural polymer bodies may be coupled by a connecting element (24).

Abstract: An insertion catheter for a circulatory support catheter having a circulatory support device carried by an elongate flexible catheter shaft. The insertion catheter comprises a tubular body with a distal portion configured to axially movably receive the circulatory support device. A diameter of the distal portion is greater than a diameter of a mid portion of the tubular body. The insertion catheter may be inserted into an introducer sheath for delivery of the MCS device. A distal end of the insertion catheter may be located distally of a distal end of the introducer sheath and distally of the arterial bifurcation. The distal portion of the insertion catheter containing the MCS device may be located distally of the bifurcation, with a distal end of the MCS device slightly offset from the distal end of the tubular body.

Abstract: The present invention describes a two-step process for the recovery of halogenated hydrocarbons. In a desorption step, water vapor is passed through an adsorbent comprising adsorbed halogenated hydrocarbons, resulting in a secondary volume flow containing halogenated hydrocarbons. The secondary volume flow is converted by cooling into a condensate containing halogenated hydrocarbons and water, from which the halogenated hydrocarbons are separated. In a sterilization step preceding the desorption step, the adsorbent comprising adsorbed halogenated hydrocarbons is brought into contact with water vapor for at least 10 min at a temperature of more than 120° C. and at a pressure of 0.15 MPa to 0.4 MPa.

Abstract: A microelectromechanical device for capacitive fluid pressure measurement. The device has a first membrane and a second membrane which can be elastically deflected by a fluid pressure, wherein a cavity is formed between the first membrane and the second membrane, in which cavity a counter electrode is arranged, wherein the counter electrode has a plurality of radial etch channels which extend radially from the center of the counter electrode to an edge of the counter electrode. A microelectromechanical microphone, and a method for producing a microelectromechanical device, are also described.

Abstract: A quick-hitch for coupling a tool to an excavator arm or to a similar tool manipulator, including two hitch halves that can be latched together and that comprise at least one pair of latching parts with which a displaceable latch is associated, an actuating cylinder being provided for actuating the latch. The actuating cylinder has a mechanical blocking unit for locking the latching position of the bolt, having a lead screw which is in a threaded engagement with the piston and/or the piston rod of the actuating cylinder, so that the piston is only displaceable by turning the lead screw, as well as a releasable anti-rotation device for the lead screw.

Abstract: A micromechanical component for a sensor device or microphone device. The micromechanical component includes a diaphragm with a diaphragm inner side to which an electrode structure is directly or indirectly connected; and a cavity that is formed at least in a volume that is exposed by at least one removed area of at least one sacrificial layer. At least one residual area made of at least one electrically insulating sacrificial layer material of the at least one sacrificial layer is also present at the micromechanical component, and including at least one insulation area made of at least one electrically insulating material that is not the same as the electrically insulating sacrificial layer material. The electrode structure is electrically insulated from the diaphragm, and/or the at least one residual area of the at least one sacrificial layer is delimited from the cavity, using the at least one insulation area.

Abstract: A micromechanical component. The micromechanical component includes: a substrate; at least one first oxide layer arranged on the substrate; and an etch stop layer arranged directly on the at least one first oxide layer; wherein a further wiring level is arranged on a bottom side of the etch stop layer.

Abstract: A micromechanical pressure sensor element. The micromechanical pressure sensor element includes: a substrate; and a layer structure formed on the substrate. The layer structure includes a top electrode, a bottom electrode, and a movable central electrode arranged between the top and bottom electrodes. The central electrode is formed in flat fashion without a stepped boundary section. The layer structure has a planar surface directly after the production of the central electrode.

Abstract: The invention relates to a two-stage method for recovering halogenated hydrocarbons. In a desorption step, steam is passed through an adsorbent comprising adsorbed halogenated hydrocarbons, which produces a secondary flow volume containing halogenated hydrocarbons. The secondary flow volume is converted into a condensate containing halogenated hydrocarbons and water by cooling, from which condensate the halogenated hydrocarbons are separated. In a sterilisation step that precedes the desorption step, the adsorbent comprising adsorbed halogenated hydrocarbons is brought into contact with steam for at least 10 minutes at a temperature of more than 120° C. and at a pressure between 0.15 MPa and 0.4 MPa.

Abstract: The invention relates to a method for operating a motor vehicle (1) which has an electrical machine (7) with at least three phases, an electrical energy store (13) and a power electronics system (12) having a plurality of switching elements, wherein the switching elements of the power electronics system (12) are actuated for electrically connecting the phases to the energy store (13), in order to produce a generator deceleration moment. Provision is made for a driving situation of the motor vehicle (1) to be determined, wherein an actuation method is selected from amongst a group of at least two possible actuation methods according to the determined driving situation, and wherein the switching elements are actuated according to the selected actuation method.

Abstract: Apparatus for forming an anastomosis between first and second body lumen wall sections, the apparatus comprising a coil implant (10) comprising an elongate tubular member (16) made of shape memory material, the elongate member being self-expanding from a stretched-out stowed configuration for introduction into the body, to an implantation configuration in which a first portion (12) of the elongate member forms at least a first loop (20) of the coil and a second portion (14) of the elongate member forms at least a second loop (22) of the coil, the elongate member comprising at least one interior cavity, the coil implant further comprising a plurality of magnets (24) carried by the first and second portions of the elongate member, each magnet of the plurality being at least partly accommodated within the at least one interior cavity of the elongate member, the magnets arranged such that the first loop is magnetically attracted to the second loop for creating a magnetic compression anastomosis in tissue trapped

Abstract: A method for producing a wafer connection between a first and a second wafer. The method includes providing a first and second material for forming a eutectic alloy, providing a first wafer having a receiving structure for a die structure, filling the receiving structure with the first material, providing a second wafer having a die structure, the second material being situated on the die structure, providing a stop structure on the first and/or second wafer, so that when the two wafers are joined, a defined stop is provided, heating the first and second material at least to the eutectic temperature of the eutectic alloy, joining the first and second wafer so that the die structure is at least partly introduced into the receiving structure, the stop structure, the receiving structure, the die structure.

Abstract: Apparatus comprising a stent (1) expandable from a non-deployed configuration (2) for delivery to a target site for an anastomosis, and a deployed configuration for forming a temporary stented-anastomosis (201) with a through-channel (5). Magnetic attraction between first and second portions (11, 12) around the through-channel (5) induces formation of a permanent, magnetic compression anastomosis (202) to biologically supplant the temporary stented-anastomosis (201). The apparatus may especially suitable for use in the digestive system, optionally in the gastrointestinal tract.