Patents by Inventor Berndina Johanna Westenbroek

Berndina Johanna Westenbroek 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).

  • Access port valve assembly
    Patent number: 8262623
    Abstract: The invention relates to a valve assembly (20) for use in an access port, in particular a medical access port. The valve assembly comprises a first sealing valve (1) and a second sealing valve (2). The second sealing valve (2) is provided with an annular base (21) and a central member (23) with a central bore (24). The central member (23) is at the outer circumference movably suspended to the annular base (21) by means of a flexible diaphragm (22), which diaphragm (22) is more flexible than the central member (23). The invention also relates to a medical access port provided with such a valve assembly.
    Type: Grant
    Filed: June 20, 2006
    Date of Patent: September 11, 2012
    Assignee: Avesto Tech B.V.
    Inventors: Peter Lodewijk Joannes Nijland, Berndina Johanna Westenbroek, Thomas Lambertus Bernardus Nijland
  • ACCESS PORT VALVE ASSEMBLY
    Publication number: 20100280456
    Abstract: The invention relates to a valve assembly (20) for use in an access port, in particular a medical access port. The valve assembly comprises a first sealing valve (1) and a second sealing valve (2). The second sealing valve (2) is provided with an annular base (21) and a central member (23) with a central bore (24). The central member (23) is at the outer circumference movably suspended to the annular base (21) by means of a flexible diaphragm (22), which diaphragm (22) is more flexible than the central member (23). The invention also relates to a medical access port provided with such a valve assembly.
    Type: Application
    Filed: June 20, 2006
    Publication date: November 4, 2010
    Inventors: Peter Lodewijk Joannes Nijland, Berndina Johanna Westenbroek, Thomas Lambertus Bernardus Nijland