Patents Assigned to Drägerwerk AG
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Publication number: 20220125311Abstract: A docking interface configured to dock with another device is provided. The docking interface includes an optical link module comprising a transceiver configured to transmit and receive optical signals; a magnetic field sensor element configured to generate an electrical signal in response to a magnetic field impinging thereon; and at least one processor configured to receive the electrical signal, compare a magnitude of the electrical signal to a proximity threshold value to generate a comparison result, and detect a docking event and an undocking event based on the comparison result.Type: ApplicationFiled: June 17, 2021Publication date: April 28, 2022Applicant: Drägerwerk AG & Co. KGaAInventor: Matthew Bryan Handler
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Patent number: 11316302Abstract: An electrical plug-in connection (100) provides a positive connection of a plug-in element (110) to a receiving element (120) within a medical device arrangement (700). The plug-in element forms a male part with an insertion area (112). The receiving element forms a female part with a receptacle (122) corresponding to the insertion area. In a plugged-together state this provides an electrical connection between a plug-side cable (118) connected to the plug-in element and a receptacle-side cable (128) connected to the receiving element via at least two contact areas. The insertion area is 180° rotationally symmetrical relative to an insertion axis (140) of the electrical plug-in connection. The insertion axis is oriented to an insertion direction, whereby a pole reversal of the electrical plug-in connection is allowed without being mirror symmetrical in relation to a reference plane comprising the insertion axis.Type: GrantFiled: January 22, 2021Date of Patent: April 26, 2022Assignee: Drägerwerk AG & Co. KGaAInventors: Markus Hampe, Markus Kämer
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Publication number: 20220104779Abstract: A monitor mount is configured to detachably secure a first monitor and/or a second monitor individually or concurrently. The first monitor and the second monitor may have different sizes. Any of the monitors may be a patient monitor.Type: ApplicationFiled: July 2, 2019Publication date: April 7, 2022Applicant: Drägerwerk AG & Co. KGaAInventors: Peter A. Lund, Thomas Swyst, Christopher Aiston, Zachary K. Hennings
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Patent number: 11270576Abstract: A system (100) detects hazardous situations in a medical setting. A sensor unit (110) has optical sensors (112) to determine a sensor signal (114), and to output same in real time, which includes sensor data indicating a sequence of three-dimensional views of a monitored area (102) over a monitoring time. A processor unit (12) identifies a number of objects (122) to be protected based on the three-dimensional views, detects hazardous objects (124) based on the three-dimensional views, determines a number of object pairs (105), monitors positions of the protected objects and hazardous objects of the object pair over the monitoring time, assigns hazard values to the object pairs, calculates current hazard values for object pairs up to a current time over an analysis time interval and outputs a corresponding alarm signal (126) if a calculated hazard exceeds a threshold value. An output unit (130) triggers an alarm.Type: GrantFiled: June 2, 2020Date of Patent: March 8, 2022Assignee: Drägerwerk AG & Co. KGaAInventors: Frank Franz, Stefan Schlichting, Jasper Diesel
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Patent number: 11255469Abstract: A gas-tight sealing device (10) encloses at least one part of a coupling element (12) as well as at least one section of a line element (14) connected to the coupling element (12). The the gas-tight sealing device (10) comprises a sealing device portion or wall (11) that adjoins a first sealing point and a second sealing point (16, 18). The sealing device portion or wall (11) extends around, in a gas-tight manner, the line element (14) and the coupling element (12) or a wall (20), or a further line element, in or at which the coupling element (12). The gas-tight sealing device (10) encloses a volume defined by the geometry of the sealing device portion (11) in a gas-tight manner between the first sealing point (16) and the second sealing point (16, 18).Type: GrantFiled: October 16, 2018Date of Patent: February 22, 2022Assignee: Drägerwerk AG & Co. KGaAInventors: Robert Elfring, Christian Jäke, Thomas Martin
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Patent number: 11231361Abstract: Embodiments create an arrangement and a method for analyzing a fluid. The arrangement (10) for analyzing a fluid comprises beam splitter and mixer optics (12) configured to spatially mix an optical signal and split the same into at least two spatial sub-beams and a flow cell (14) configured to spectrally influence at least the two spatial sub-beams (15a; 15b) by means of a probe of the fluid. The arrangement further comprises a measurement system (16) configured to measure the at least two spatially separated sub-beams (15a; 15b).Type: GrantFiled: January 9, 2019Date of Patent: January 25, 2022Assignees: Drägerwerk AG & Co. KGaA, Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Gerd Peter, Margit Ferstl
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Patent number: 11213650Abstract: A gas heater (1) and gas heater method heat a carrier gas flow. The gas heater includes a gas inlet (2) a gas outlet (3) and a connecting gas channel (4). A heating system (5), arranged in the gas channel, includes a heat exchanger (12) surface. The carrier gas at least partly flows over the surface to heat the carrier gas flow. The gas channel includes a first section (6), arranged upstream of the heat exchanger in a flow direction, and a second section (7) arranged downstream of the heat exchanger. A respective sensor (8a, 8b), for detecting a pressure value, is in the first and the second section or directly adjacent thereto. Pressure values are transmitted to a control and analysis unit (9) which ascertains a mass and/or volume flow of the carrier gas in the gas channel based on a pressure difference between the two pressure values.Type: GrantFiled: July 19, 2017Date of Patent: January 4, 2022Assignee: DRÄGERWERK AG & CO. KGAAInventor: Norbert Wruck
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Patent number: 11202605Abstract: A device provides a first data signal that indicates an activity of at least one muscle of a patient that is relevant for an inspiratory breathing effort and a second data signal that indicates an activity of at least one muscle of the patient that is relevant for an expiratory breathing effort. The data signals are generated from electromyography (EMG) signals detected by surface electromyography sensors. A computer is configured to determine breathing phase information on the basis of a breathing signal and to check at least one of the electromyography signals or at least one of the separated signals for detectability of a heart signal component and further to assign the signals to an inspiratory breathing activity as well as to an expiratory breathing activity of the patient as a function of the breathing phase information.Type: GrantFiled: November 21, 2016Date of Patent: December 21, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Marcus Eger, Philipp Rostalski, Herbert Buchner
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Patent number: 11204622Abstract: A monitor mount is configured to detachably secure a monitor via a coupling which can be disengaged with an actuator. The monitor mount may be configured to detachably secure the monitor to a support structure via a clip. The monitor may have a reversible cover. The monitor may have a simplified back portion. The simplified back portion may omit couplings or electrical connections such that a back surface of the monitor is continuous. A rack is configured to detachably secure a module therein in multiple positions in which the module is mechanically connected to the rack and electrically connected or disconnected to the rack. The monitor may be a patient monitor and the module may be a patient monitoring module.Type: GrantFiled: May 26, 2020Date of Patent: December 21, 2021Assignee: DRÄGERWERK AG & CO. KGAAInventors: Peter A. Lund, Andrew T. Provencher, Zachary K. Hennings, Rajesh S. Rane, Thomas Swyst, Christopher Aiston
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Patent number: 11172848Abstract: A system (100) monitors a position stability of a person (105) located on a patient positioning device (104) within a medical setting monitored area (108) and includes a sensor unit (110) with optical sensors (112) real time outputting a sensor signal (114) sensor data indicating a sequence of three-dimensional views of the monitored area over a monitoring time. A processor unit (120) receives the sensor signal and determines, based on indicated three-dimensional views, a person's center of weight (121), a geometric reference value (123), and a geometric distance (D) between the center of weight and the geometric reference value and automatedly monitors the determined geometric distance in real time over a monitoring time and calculates a current position stability (127) as a function of the currently determined geometric distance and geometric distances determined within a past analysis time interval and outputs a position stability signal (129).Type: GrantFiled: September 8, 2020Date of Patent: November 16, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Frank Franz, Stefan Schlichting, Jasper Diesel
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Patent number: 11170622Abstract: A device includes a gas-measuring unit and a sound-measuring unit. The gas-measuring unit has a gas sensor detecting a first measured variable, and a gas analysis module determining a gas concentration from the first variable and comparing the concentration with a first threshold value, to output a first signal based thereon. The sound-measuring unit has a sound detection unit detecting a second measured variable, and a sound analysis module determining a status variable, from the second variable, indicating a noise exposure, and comparing the status variable with a second threshold value to determine a first parameter indicating a current sound level and/or determining a second parameter indicating a sound exposure accumulated over a time interval. The sound analysis module may determine the status variable, the first parameter and/or the second parameter as a function of the comparison of the gas concentration and the first threshold value.Type: GrantFiled: April 23, 2020Date of Patent: November 9, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Ulf Ostermann, Livio Fornasiero, Michael Brodersen, Wulf-Gerd Traving, Sven Eric Schmaljohann, Rene Lutat, Anne Wiggers
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Patent number: 11170624Abstract: A system includes a medical device, a patient sensor, an output unit and a signal processing unit that receives measured values from patient sensors and generates signals by analyzing received measured values. The signal processing unit decides whether an alarm criterion, relating to the generated signal, is met and detects an alarm and an alarm time and actuates the output unit. The actuated output unit displays an overall alarm sequence (16) in an overall time period (T) and an alarm reference sequence in a reference section (26) time window (T1) temporally positioned relative to the overall alarm sequence. At least one of a signal curve display (10) and an alarm reference sequence (18) are displayed as a portion of the overall time period. Time scales for the signal curve display and the alarm reference sequence are finer than time scales for the overall alarm sequence and the alarm reference section.Type: GrantFiled: December 2, 2020Date of Patent: November 9, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Edgar Ise, Michael Gömann, Sebastian Fischer, Andi Kern, Konradin Windhorst
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Patent number: 11167100Abstract: An anesthesia ventilator, for the automated ventilation of a patient, includes an expiratory port and an inspiratory port for connecting a ventilation tube facing the patient for a breathing gas, a breathing gas delivery unit, at least one breathing gas sensor for detecting an anesthetic gas concentration, at least one pressure sensor for detecting a pressure of the breathing gas, as well as at least one computer. The computer is configured to actuate the breathing gas delivery unit as a function of the detected pressure of a preset desired pressure value. The computer is further configured to perform an adaptation of the desired pressure value as a function of the detected anesthetic gas concentration.Type: GrantFiled: November 21, 2016Date of Patent: November 9, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Wilfried Buschke, Christoph Hörmann, Stefan Mersmann
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Patent number: 11154682Abstract: A ventilation tube unit (2), for connection to a medical ventilator, includes an outer tube (4) with a tubular connection device (18) with a jacket-side branch (24, 28), for connecting a medical unit such as a water trap, arranged between a first outer tube part (20) and a second outer tube part (22). An inner line (6) is arranged within and extends with the outer tube (4) between two port connectors (8). Each outer tube part (20, 22) includes a variable-length outer tube part that can be varied between a compressed state and an expanded state. The connection device (18) is displaceable in the longitudinal direction (A) relative to the inner line (6) by a compression of one outer tube part (20) and a corresponding expansion of the other outer tube part (22). A ventilation system with at least one such ventilation tube unit is also provided.Type: GrantFiled: February 21, 2014Date of Patent: October 26, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Thomas Grassl, Gerd Wotha, Meinhard Braedel
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Patent number: 11154675Abstract: An anesthesia ventilator, for the automated ventilation of a patient, includes an expiratory port and an inspiratory port for connecting a patient ventilation tube for a breathing gas, a breathing gas delivery unit, a breathing gas volume flow sensor, a breathing gas sensor for detecting a carbon dioxide concentration, a pressure sensor for detecting a pressure of the breathing gas, and a computer. The computer is configured to actuate the breathing gas delivery unit in a first mode of operation as a function of a preset ventilation rate, of the detected pressure and of a preset desired pressure value. The computer is configured to detect the presence of a desired operating state concerning the automated ventilation on the basis of the detected volume flow and of the detected carbon dioxide concentration and to make possible a transition to a second mode of operation in case of detection.Type: GrantFiled: November 21, 2016Date of Patent: October 26, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Wilfried Buschke, Christoph Hörmann, Stefan Mersmann
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Patent number: 11154216Abstract: A device (1) for determining the concentration of a gas component is configured with a radiation source (30) for radiating (31) light as a light emission in an infrared wavelength range. Two detector arrays (52, 62) with two detector elements (50, 60) are configured suitably for detecting the light emission generated by the radiation source (30) in two detector arrays (52, 62). Two filter elements (51, 61) are associated with the detector elements (50, 60). The two detector elements (50, 60) are oriented in relation to the radiation source, so that a range of overlap (65) is obtained due to the two detector arrays (52, 62). The range of overlap (65) causes attenuations in the propagation of light, which may be due to gas molecules or moisture (400). The attenuations in the propagation of light affect both detector elements (50, 60) and are compensated concerning the determination of the concentration.Type: GrantFiled: October 27, 2017Date of Patent: October 26, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Peter Dreyer, Günter Steinert, Bernd-Michael Dicks, Ralph-Peter Jacobi
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Patent number: 11147728Abstract: A patient bed assembly unit as well as to a thermotherapy device for newborns includes a bed frame and a drawer. The bed frame has a drawer guide configured to make possible a drawer movement from a central pushed-in position in the bed frame along a first pull-out direction and in a second pull-out direction, which direction is opposite the first pull-out direction, into a pulled-out position of the drawer. A drawer-centering device acts on the drawer to move it into the central pushed-in position. The drawer can be removed from the guide. A drawer anti-tilt device is provided, which transmits a torque acting on the drawer directly to a bed frame and prevents the downward tilting of the drawer relative to the bed frame about an axis extending at right angles to the pull-out directions.Type: GrantFiled: May 22, 2017Date of Patent: October 19, 2021Assignee: DRÄGERWERK AG & CO. KGAAInventors: Julia Börner, Eduard Engelsman, Torsten Hindersin, Fabian Bergner
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Patent number: 11141551Abstract: A ventilation drive (10) for an anesthesia device and a method for operating such a ventilation drive (10) are provided. The ventilation drive includes a blower unit (12), a pressure chamber (14) and a flexible bag (16) located in the pressure chamber (14). An internal volume of the bag (16) is coupled to an inspiratory branch (20) of a ventilation line. The blower unit (12) can be coupled to the internal volume of an outlet side and to an air inlet (26) for feeding ambient air on an inlet side. Further, a flow sensor (36) is provided between the outlet side of the blower unit (12) and the pressure chamber (14).Type: GrantFiled: August 4, 2016Date of Patent: October 12, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Andreas Brandt, Ralf Heesch, Marina Wahl
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Patent number: 11135382Abstract: A medical device is provided with an alarm organization. A process for alarm organization of a medical device is also provided. Based on pressure measured values and flow measured values and with a comparison criterion, it is determined whether an elevation of an airway pressure of an anesthesia device or of a ventilator is caused by a coughing event. A visual and/or acoustic output of a warning or alarm is adapted, indicating the elevated airway pressure PAW_High.Type: GrantFiled: June 15, 2017Date of Patent: October 5, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Thomas Krüger, Birger Landwehr
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Patent number: 11131585Abstract: A process and a device are provided for a contactless determination of a measuring location (32) on a body, which point is intended for the measurement of a skin temperature of a human being (10). A signature (36) indicating a measuring location (32) on the body is detected by means of a sensor system (16). A skin temperature measurement is carried out on the measuring location (32) on the body. A signature (36) detectable in the infrared range and a sensor system (16) sensitive in the infrared range are used. Both the detection of the infrared range signature (36) and the measurement of the skin temperature at the measuring location (32) on the body are carried out by means of the sensor system (16) sensitive in the infrared range.Type: GrantFiled: November 19, 2018Date of Patent: September 28, 2021Assignee: Drägerwerk AG & Co. KGaAInventors: Jochim Koch, Jasper Diesel, Marc-Florian Uth