Patents Assigned to Guenter A. Grams
  • Patent number: 4052980
    Abstract: A surgical retractor instrument having a first pair of fingers of small diameter fixed to one end of a handle and extending therefrom in essentially parallel relation in a lateral direction, the fingers being joined at their extremities to form an open loop. A second pair of fingers, also of small diameter, pivotally secured to the handle near the first pair of fingers and extending in the same general direction as the first pair of fingers, the extremities of the second pair of fingers terminating in closed loops, the loops of the second pair of fingers being movable between a retracted contiguous position within the open loop joining the first pair of fingers and an extended position forming with the open loop the apeces of a triangle. The second pair of fingers being spring biased to the contiguous position and movable by a lever extending along the handle.
    Type: Grant
    Filed: June 10, 1976
    Date of Patent: October 11, 1977
    Assignee: Guenter A. Grams
    Inventors: Guenter A. Grams, Frederick M. Grazer