Patents by Inventor DOMINIK NIEDENZU

DOMINIK NIEDENZU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pump for medical purposes
    Patent number: 10076604
    Abstract: A medical fluid pump, comprising a first, inner fluid system including a motor-driven suction/pressure unit and a first fluid pressure chamber which can be filled with fluid and emptied by the suction/pressure unit, and a second, outer fluid system including a second fluid pressure chamber which is coupled to the first pressure chamber in a pressure- and/or volume-dynamic manner via a movable separating wall and which is alternately coupled—via a valve means of the second fluid system—to a suction line and pressure line depending on the current working phase of the suction/pressure unit of the first fluid system is disclosed.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: September 18, 2018
    Assignee: B. BRAUN MELSUNGEN AG
    Inventors: Rolf Heitmeier, Dominik Niedenzu, Berthold Wolfram, Matthias Schwalm, Heiko Rosenkranz, Juergen Steger
  • PUMP FOR MEDICAL PURPOSES
    Publication number: 20150328399
    Abstract: A medical fluid pump, comprising a first, inner fluid system including a motor-driven suction/pressure unit and a first fluid pressure chamber which can be filled with fluid and emptied by the suction/pressure unit, and a second, outer fluid system including a second fluid pressure chamber which is coupled to the first pressure chamber in a pressure- and/or volume-dynamic manner via a movable separating wall and which is alternately coupled—via a valve means of the second fluid system—to a suction line and pressure line depending on the current working phase of the suction/pressure unit of the first fluid system is disclosed.
    Type: Application
    Filed: December 23, 2013
    Publication date: November 19, 2015
    Inventors: ROLF HEITMEIER, DOMINIK NIEDENZU, BERTHOLD WOLFRAM, MATTHIAS SCHWALM, HEIKO ROSENKRANZ, JUERGEN STEGER