Abstract: An electrodynamic drive of a compact design is provided, particularly for a respiration system dispensing valve. The electrodynamic drive has a velocity measuring system that is uncoupled from the electrodynamic drive. The velocity measuring system is provided directly above a moving coil system, wherein the velocity measuring system has a short-circuit sleeve (15) for forming a separate magnetic circuit (221).

Abstract: A device for measuring a volume flow, especially a tidal volume flow sensor, with a flow channel (1) and with a sensor element (6) arranged within the flow channel (1), is shown and described. The task of providing such a device, in which the sensor signal, which is generated by sensor elements arranged in the flow channel, remains as free as possible from distortions during the transmission to an evaluating unit, is accomplished by providing an internal circuit (3), which is arranged within the flow channel (1) and includes the sensor element (6). An external circuit (7) is arranged outside the flow channel (1). The external circuit (7) is designed for contactless, inductive coupling with the internal circuit (3) for supplying same with energy and for reading.

Abstract: A respiration moistener (1) has an inlet (3), into which incoming gas (2) to be moistened can be fed. Vapor (21) is mixed with the incoming gas (2) in a mixing chamber (4). Moistened outgoing gas (5) flows out of an outlet (6). In cases in which the temperature of the incoming gas (2) becomes so high that the temperature of the outgoing gas (5) is above a desired value, the internal desired value is adjusted. The outgoing gas (5) can then cool to the desired value on its way through the inspiration tube (7).

Abstract: A function indicator for a dual temperature sensor, which indicates the falling off of the sensor from the skin surface (4) of a patient. An evaluating device (2) determines the body temperature from a first measured temperature value (TA) and determines the contact of the dual temperature sensor (1) with the skin surface (4) by comparison of the measured temperature values TA and TB.

Abstract: A device for supplying a patient with breathing gas, which has a housing provided with gas ducts and a corresponding cover (5), shall be improved such that the cover (5) can be manufactured in a simple manner and possesses good sealing properties. To accomplish the object, provisions are made for the cover (5) to consist of a one-piece, plate-like elastomer material and for groove-like depressions (10) extending in the direction of partitions (6) to be present as a seal for the gas ducts (8).

Abstract: A licensing system is provided for transferring license information for at least one license-requiring software component of software-controlled devices. The licensing system comprises a first, portable license data storage medium (3), which is provided with a processor unit (8) and on which at least one license information for the at least one license-requiring software component is stored in a memory unit (9). A second, exchangeable license data storage medium (4; 4.1, 4.2) is provided with a processor unit (10; 10.1, 10.2). A data transfer channel (5) is provided for transferring data between the first license data storage medium (3) and the second license data storage medium (4; 4.1, 4.2). A license detection device (6) is provided which can poll the at least one license information of the first license data storage medium (3) and transfer same to the second license data storage medium (4; 4.1, 4.2) via the data transfer channel (5).

Abstract: A method is provided for the contactless determination of the body core temperature of a person (7), wherein the surface temperature of the person (7) is detected at a measuring site (6) on the body by means of a temperature sensor unit (2) arranged at a spaced location therefrom. The sensor signal generated by the temperature sensor unit (2) is sent to an evaluating unit (3) for evaluating the sensor signal and for calculating the body core temperature, and the temperature signal generated in the evaluating unit (3) is sent to a display unit (4) for the optical display of the body core temperature determined. The temperature sensor unit (2) locally identifies a measuring area (8) on the body in a first step and the measuring area (8) on the body is resolved by the temperature sensor unit (2) in a second step such that the measuring site (6) on the body is detected and the detection is carried out by the temperature sensor unit (2) at this measuring site (6) on the body.

Abstract: A pivotable bracket is provided such that a constant moment of friction is present at the hinge (4). A first hinge part (5) is provided, which has a cylindrical pin (6) and a contact surface (11). A second hinge part (12) is provided, which has a bearing bush (13), which can be pushed over the pin (6), with two friction surfaces (15, 16) directed at right angles to the central axis (14). The second hinge part (12) is braced against the contact surface (11) by means of a tensioning device (7, 19, 20, 21, 22) arranged on the upper side of the pin (6).

Abstract: A monitoring device for monitoring a therapy device, for example, an anesthesia device or a respirator, is provided by which an alarm device for triggering an alarm when the value drops beyond a warning limit (4) is automatically activated when a determined therapy parameter drops beyond this warning limit (4). The warning limit (4) is set automatically in this case. In addition, a therapy device monitored by the monitoring device and especially an anesthesia device as well as a respirator are provided. A process for triggering an alarm as well as a process for treating a patient is also provided.

Abstract: A device for supplying a patient with breathing gas, in which an initially high initial pressure paw(t=0) applied from the outside is automatically lowered by means of a control circuit to a lower inspiratory pressure paw(t) as soon as a pulmonary internal pressure plung(t) threatens to exceed a predetermined pulmonary target pressure plung,soll. Overinflation of the lungs due to the respiration is thus ruled out according to the present invention. The device permits, moreover, rapid filling of the lungs with breathing gas and makes thus possible a comparatively long phase of expiration. A process is also provided for regulating a respirator and for respirating a patient.

Abstract: A textile system is provided with a flat textile part and with a plurality of electronic functional elements. The functional elements are arranged on the textile part. A process for data transmission in a textile system is also presented and described. The textile part has a first conductor and a second conductor. The conductors are flat and extend on the textile part. The electronic functional elements are connected to the first conductor and to the second conductor.

Abstract: A device, a system and a process is provided for the use of a breath alcohol-measuring device (1) with improved personal identification. The breath alcohol-measuring device (1) is combined with a pulse oscillometer (4) such that the initially measured values of the complex airway resistance of a test subject are stored in an evaluating and control unit (3) connected to the breath alcohol-measuring device (1) and to the pulse oscillometer (4) and compared to subsequently measured values of a test subject. A breath alcohol measurement is released and/or a vehicle immobilizer (2) is actuated in case of agreement of stored values with subsequently measured values.

Abstract: An interface unit, a device with the interface unit and a process for generating an image signal containing color image data is provided for activating a color monitor from an image signal containing monochrome image data. The interface unit has an input terminal (16), an output terminal (17) and a processor (18) coupled between the input terminal (16) and the output terminal (17). This processor (18) is set up to receive, via the input terminal (16), a first image signal issued by a monitor activating device (1) of an apparatus for activating a monochrome monitor. The signal contains monochrome image data, at least a part of which represents a number of graphic objects (9, 10), and which is set up to activate a monochrome monitor, such that the graphic objects (9, 10) are displayed on this monitor. One or more colors are assigned to each graphic object (9, 10) by the processor (18) on the basis of a predetermined dependence stored in this processor (18).

Abstract: A patient bed is provided for transporting and/or positioning a patient. The patient bed has a bed area provided for receiving a patient. The patient bed is flexible at least in the bed area in such a way that the patient bed can be rolled up around a part of the patient bed. The patient bed has at least one transport mount for acting on by a transporter, and the patient bed is designed to be transported via the at least one transport mount when loaded with a patient. The patient bed has a plurality of reinforcing fibers, which are flexible and tension-proof, wherein each of the reinforcing fibers passes through the bed area and is operatively connected to at least one of the at least one transport mount in such a way that a force acting on the bed area can be transmitted at least partially to the at least one transport mount.

Abstract: An electroimpedance tomograph is provided with a plurality of electrodes (1), which can be placed on the body of a patient and are connected to a control and evaluating unit (20) via a selector switch (60). The control and evaluating unit (20) cooperates with the selector switch (60) such that two electrodes each are supplied with alternating current from an AC power source (22). The detected analog voltage signals of the other electrodes are sent into the control and evaluating unit (20) via a measuring amplifier (62) and AD converter (64) and are processed there in order to reconstruct the impedance distribution of the body in the plane of the electrodes therefrom. A symmetrical AC power source (22) is used to reduce common-mode signals.

Abstract: A process and a device is presented with an electro-impedance tomography (EIT) system (2), with a computing unit (4) and with a respirator (1) for gentle mechanical lung ventilation especially in case of atelectases following surgical procedures. A first image of the healthy lungs is first recorded prior to anesthetization by means of the EIT system (2) and the total area and/or the spatial distribution of ventilated lung areas are determined from the image values by means of the computing unit (4). Second or additional status images are recorded after assumed lung damage and the total area and/or the spatial distribution of ventilated lung areas are determined. The total areas and/or the spatial distribution of the ventilated lung areas from the first and second or further status images are compared by means of the computing unit (4) and analyzed for the presence of lung areas that have no or reduced ventilation due to atelectases.

Abstract: A process with a corresponding device for lung ventilation involves recording an image of the lung status with an electric impedance tomography (EIT) system (2) and the total area of ventilated lung areas is determined by a computing unit (4) from all image values, subsequently divided into at least two lung areas and the extent of the homogeneity of the ventilated lung areas is determined by comparison of the impedance changes within these areas. In case of a homogeneity rated as being too low, the respiration pressures are increased step by step by means of the respirator (1) and the respiration pressure at which the greatest possible homogeneity is obtained from subsequently determined status images is determined by means of the EIT system (2).

Abstract: An automated process for setting a patient monitor (1) for detecting vital parameters of the patient measured by patient sensors as a function of the patient's current situation is provided. The process includes performing a statistical analysis from the measured values of the vital parameters in a computing unit for a plurality or all measured data of at least one of the measured vital parameters. The settings of the patient monitor (1) are adapted as a function of the statistical analysis performed, the adaptation of the settings pertaining at least to the vital parameters to be measured themselves, the frequency of measurements, the data quality and/or properties of the data transmission.

Abstract: A fastening system for medical devices includes a column-shaped interface profile (1) having a lens-shaped cross section with at least one convexly shaped, longer front surface (2) and with two shorter lateral surfaces (3), which are parallel to one another and pass over into the longer front surface (2) via a tappet-shaped projection (4) each. A clamping device (6), fits the longer front surface (2) of the interface profile (1) with the two tappet-shaped projections (4) in a positive-locking manner for fastening medical devices. The clamping device (6) has a concavely shaped outer surface and is provided with clamping jaws (8) that can be set on one side or on both sides for detachable fixation on the interface profile (1). This construction offers the possibility of receiving medical devices and accessories on up to a maximum of four sides simultaneously, especially also via standardized rail elements (7).

Abstract: An adjustable bracket is provided with profiled parts (2, 3), a hinge (4) between the profiled parts (2, 3) and with a duct (7, 8) for accommodating media lines (9). The duct (7, 8) is formed of a flexible material. A fastening device (5, 6) for the duct (7, 8) is present on the top side and/or the underside of the profiled parts (2, 3) in such a way that it can be guided over the hinge (4).