Patents Assigned to Nikval International AB
  • Plasma knife
    Patent number: 6443948
    Abstract: A device for stopping a bleeding in living tissue in humans and animals by forming a necrotic layer in the tissue comprises a member for generating a dynamic plasma flow capable of wholly or partially penetrating an outer, porous layer of the necrotic layer. The device also has an electrosurgical generator arranged to transfer electric energy to the inner limit of the porous layer through a circuit that comprises the plasma flow and the tissue.
    Type: Grant
    Filed: February 20, 2001
    Date of Patent: September 3, 2002
    Assignee: Nikval International AB
    Inventor: Nikolaj Suslov
  • Device to stop bleeding in living human and animal tissue
    Patent number: 5843079
    Abstract: An electrosurgical device employs a pencil-shaped instrument having a conductive tip formed of high melting point material such as zirconium or hafnium connected to the positive terminal of a high frequency generator and having a nozzle at the end for the passage of a gas from a supply to create a plasma at the nozzle end when placed on the patient to stop bleeding.
    Type: Grant
    Filed: May 20, 1997
    Date of Patent: December 1, 1998
    Assignee: Nikval International AB
    Inventor: Nikolai Suslov