Patents by Inventor Eric B. Callaghan

Eric B. Callaghan 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).

  • Laryngeal mask assembly and method for removing same
    Patent number: 5477851
    Abstract: A laryngeal mask assembly (10) includes an artificial airway tube (14) and an inflatable mask (26). The mask (26) is forced into the mouth (20) of a patient (12) to an operating position adjacent the larynx (21). A scoping instrument (22) is sent through the artificial airway tube (14) and the inflatable mask (26) to locate the vocal cords (23) and trachea (35). The artificial airway tube (14) and inflatable mask (26) are removed, keeping the scoping instrument (22) in a position within the trachea (35) whereafter the laryngeal mask assembly (10) is removed by peeling it off the scoping instrument (22) using the slit (34) creating by the overlapping edges (36, 38).
    Type: Grant
    Filed: January 26, 1995
    Date of Patent: December 26, 1995
    Inventors: Eric B. Callaghan, Mark L. Callaghan
  • Laryngeal mask assembly and method for removing same
    Patent number: RE35531
    Abstract: A laryngeal mask assembly (10) includes an artificial airway tube (14) and an inflatable mask (26). The mask (26) is forced into the mouth (20) of a patient (12) to an operating position adjacent the larynx (21). A scoping instrument (22) is sent through the artificial airway tube (14) and the inflatable mask (26) to locate the vocal cords (23) and trachea (35). The artificial airway tube (14) and inflatable mask (26) are removed, keeping the scoping instrument (22) in a position within the trachea (35) whereafter the laryngeal mask assembly (10) is removed by peeling it off the scoping instrument (22) using the slit (34) creating by the overlapping edges (36, 38).
    Type: Grant
    Filed: May 10, 1996
    Date of Patent: June 17, 1997
    Assignee: The Laryngeal Mask Company Ltd.
    Inventors: Eric B. Callaghan, Mark L. Callaghan