Patents Assigned to Charles Griener and Company, Inc.
  • Cervical collar permitting tracheotomy
    Patent number: 4677969
    Abstract: A cervical collar having front and rear halves removably connected together provides for the possibility of a tracheotomy via an opening in the front half so as to permit access to a person's trachea. The collar provides sufficient support so as to restrict the cervical region without hyperextension of the neck thereby avoiding further injury.
    Type: Grant
    Filed: November 1, 1985
    Date of Patent: July 7, 1987
    Assignee: Charles Griener and Company, Inc.
    Inventor: Anthony Calabrese