Patents by Inventor Roger Ammann

Roger Ammann 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).

  • Device for producing a fluid jet used especially to remove biological tissue, and use thereof
    Patent number: 7553318
    Abstract: The invention relates to a fluid jet device for producing a liquid used to remove, in particular, biological tissue. The fluid jet device comprises housing in which a pump set is arranged for producing high liquid pressure within a range of up to 800 bars. A pressure supplying source and the nozzle which produces the liquid jet can be connected to the pump set, the nozzle being connected by a flexible connecting line. The hole diameter of the nozzle outlet measures between 20 to 120 micrometers. The weight of the housing with the pump set and the separate pressure supplying source for the pump set respectively is such that they are especially suitable for mobile use and can therefore respectively be carried by hand.
    Type: Grant
    Filed: June 19, 2001
    Date of Patent: June 30, 2009
    Assignee: Medaxis AG
    Inventor: Roger Ammann
  • Device for producing a fluid jet used especially to remove biological tissue, and use thereof
    Publication number: 20080172075
    Abstract: The invention relates to a fluid jet device for producing a liquid used to remove, in particular, biological tissue. The fluid jet device comprises housing in which a pump set is arranged for producing high liquid pressure within a range of up to 800 bars. A pressure supplying source and the nozzle which produces the liquid jet can be connected to the pump set, the nozzle being connected by a flexible connecting line. The hole diameter of the nozzle outlet measures between 20 to 120 micrometres. The weight of the housing with the pump set and the separate pressure supplying source for the pump set respectively is such that they are especially suitable for mobile use and can therefore respectively be carried by hand.
    Type: Application
    Filed: June 19, 2001
    Publication date: July 17, 2008
    Inventor: Roger Ammann