Patents by Inventor Per Magnus Lennart Ronnmark

Per Magnus Lennart Ronnmark 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).

  • Patent number: 4031896
    Abstract: A surgical suction device is provided for removing fluid from a wound which device is adapted to be connected to a suction pump by a hose pipe. The device includes a tubular handle and an inner tube extending from one end of said handle. The inner tube is provided with a suction opening at one end and an open tip at its other end. An outer tube surrounds the inner tube to form an annular space therebetween with the inner and outer tubes being movable relative to each other. The outer tube is telescoped over a portion of the handle and includes an aperture normally aligned with an aperture formed in the handle for controlling the suction functions. A plurality of openings is also formed in the space for quickly removing large quantities of fluid from a wound. At one end of the outer tube there is provided a tapered section having a suction opening for contacting the wound and a seat member at its other end.
    Type: Grant
    Filed: October 17, 1975
    Date of Patent: June 28, 1977
    Assignee: Molnlycke AB
    Inventor: Per Magnus Lennart Ronnmark