Patents Assigned to National Catheter Corporation
  • Intubation stylets
    Patent number: 3996939
    Abstract: A stylet for use in intubating an endotracheal tube, catheter or like medico-surgical tube comprises a bendable metal rod hermetically sealed in a tubular plastic sheath so the rod is closely encircled by the sheath, but so the two can flex longitudinally independently of each other. The ends of the sheath are molded in a smoothly rounded closed shape and it has a frosted finish on its external surface.
    Type: Grant
    Filed: July 22, 1975
    Date of Patent: December 14, 1976
    Assignee: National Catheter Corporation
    Inventors: David S. Sheridan, Isaac S. Jackson
  • Tracheostomy tube device with neck size adjustment means
    Patent number: 3973569
    Abstract: Tracheostomy tubes are provided with means that permits them to be held firmly in proper position upon a person on whom the device is installed. Such means comprises a fixed flange member, a slideable flange member and a plurality of slideable and separately removeable ring members positioned between the fixed and slideable flange members.
    Type: Grant
    Filed: August 6, 1975
    Date of Patent: August 10, 1976
    Assignee: National Catheter Corporation
    Inventors: David S. Sheridan, Isaac S. Jackson