1
Scato Albarda, Werner Thoren, Stefan Kahning, Peter Vehrens: Valve arrangement of microstructured components. Dragerwerk Aktiengesellschaft, McGlew & Tuttle, July 9, 1991: US05029805 (342 worldwide citation)

A valve arrangement from microstructured components worked out of a basic body, for the control of fluids, include an actuation element which is movable relative to a flow path distributor and opens or closes fluid paths depending on its position. A transition from one position into the other is eff ...


2
Zimmer Hildebrand: Cryoprobe and flexible connector therefor. Dragerwerk, McGlew and Tuttle, October 7, 1975: US3910277 (168 worldwide citation)

A heat insulated flexible connection for a cryoprobe comprises an inner tube for the passage of a cooling medium which is advantageously flexible and arranged within an outer tube portion defining a return flow space for the cooling medium and held in position by axially arranged spacers. The outer ...


3
Joachim Schlobohm: A flaccid mask with straps and a supporting element that force the mask into sealing engagement with the wearers face in response to force exerted by the straps on the supporting element. Dragerwerk, McGlew and Tuttle P C, October 11, 1994: US05353789 (118 worldwide citation)

A half mask (1) with a connection opening (13) for a filter (12), with a flexible half mask body (2) with a sealing edge (3) and with a solid filter holder (10) surrounding the half mask body. A strap (16) is connected to the filter holder. Wear comfort and tightness of fit are provided by the half ...


4
Holger Ebert, Bernt Klinger, Matthias Heimermann, Uvo Holscher: Centralized multichannel fluid delivery system. Dragerwerk, McGlew and Tuttle, April 16, 1996: US05507412 (112 worldwide citation)

A multichannel metering system, for metering preselected fluid flows from individual fluid flow sources, includes a control device, and data fields which are located in the control device (memory) and describe at least the metering of the individual fluid flows, and can be polled to an operating sur ...


5
Scato Albarda: Apparatus for admixing liquid anesthetics and respiratory gas. Dragerwerk Aktiengesellschaft, McGlew and Tuttle, November 27, 1984: US04484576 (109 worldwide citation)

An apparatus is disclosed for admixing anesthetic with respiratory gas to be supplied to a patient, which comprises a mixing chamber having an inlet for receiving the liquid anesthesia and the respiratory gas, and an outlet for supplying the mixture. A feed line is provided in the inlet for the liqu ...


6
Scato Albarda, Werner Thoren, Stefan Kahning, Peter Vehrens: Valve arrangement of microstructured components. Dragerwerk Aktiengesellschaft, McGlew & Tuttle, November 19, 1991: US05065978 (103 worldwide citation)

A valve arrangement from microstructured components worked out of a basic body, for the control of fluids, include an actuation element which is movable relative to a flow path distributor and opens or closes fluid paths depending on its position. A transition from one position into the other is eff ...


7
Ernst Gunther Kolbe, Norbert Kollenbrandt, Hasso Weinmann, Wolfgang Drews, Karsten Vogeler, Hans Burkhardt Fiedler: Closed-cycle breathing equipment. Dragerwerk Aktiengessellschaft, McGlew & Tuttle, August 13, 1991: US05038772 (86 worldwide citation)

A closed-cycle breathing equipment and gas mask for operation under pressure with a pressurized air source for respiratory air and with an air bag being under prestress during the inspiration phase includes an arrangement where the prestress is decreased by a control element recognizing the expirato ...


8
Dieter Weismann, Marcel Baum: Method for detecting the respiratory phases of a patient during an assisted ventilating process. Dragerwerk Aktiengesellschaft, Walter Ottesen, April 19, 1994: US05303700 (85 worldwide citation)

The invention relates to a method for recognizing the respiratory phases of a patient for controlling a ventilating apparatus. The time-dependent trace of a signal, which represents the respiratory flow curve and is emitted by a signal device, is determined and from this trace, a trigger criterium i ...


9
Dieter Weismann, Gregory Alan Colla, Dirk Fiebelkron: Ventilating system for supplying a patient with respiratory gas and method for triggering the respiratory phases in said system. Dragerwerk, Walter Ottesen, July 15, 1997: US05647351 (80 worldwide citation)

A ventilating system for supplying a patient with respiratory gas has an apparatus for measuring a respiratory gas flow curve 27 and a respiratory gas pressure curve 28 and has an evaluation circuit 8 for processing at least the respiratory gas flow curve and switching over the respiratory phases. A ...


10
Erik Schwanbom, Detlef Warnow: Apparatus for enhancing a persons breathing and/or artificial respiration. Dragerwerk Aktiengesellschaft, McGlew and Tuttle, May 5, 1981: US04265237 (79 worldwide citation)

An apparatus for enhancing a person's breathing and artificial respiration which includes inspiration and expiration phases and operates in a situation where the inspiration phase is repeated periodically within the time content of the operation of the lungs. A respiratory gas breathing line having ...