Patents by Inventor Nils E. Larsson

Nils E. Larsson 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).

  • Fluid and particle absorbing body for apertures in injection instruments
    Patent number: 4666427
    Abstract: A method for reducing the risk of particle (bacteria) contamination of parts of the body or body fluids by entraining particles in a fluid injected in the part of the body or body fluid by means of a fluid supplying instrument through a fluid inlet associated therewith is characterized in that after injection of the fluid through the fluid inlet, a fluid- and particle-absorbing, vapor-permeable body is inserted in the inlet so as to be exposed with the instrument, while an instrument, such as a cannula, catheter etc., for introducing fluid in parts of the body or body fluids is characterized in that such a fluid- and particle-(bacteria-) absorbing body is provided in the fluid inlet of the instrument.
    Type: Grant
    Filed: December 18, 1985
    Date of Patent: May 19, 1987
    Assignee: Viggo AB
    Inventors: Nils E. Larsson, Kaj O. Stenberg