Patents by Inventor Eli Joseph McElwain

Eli Joseph McElwain 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).

  • MEDICO-SURGICAL TUBES
    Publication number: 20230293837
    Abstract: A cuffed tracheostomy tube has a shaft (10) with an inflation lumen (16) extending longitudinally along the shaft and opening at its patient end into a sealing cuff (13). The tube also includes a reinforcement member provided by a metal wire (25) wound into two sets of loops (26A) and (26B) of different widths. The loops (26) extend part way around the shaft (10) up to but without crossing the inflation lumen (16).
    Type: Application
    Filed: July 14, 2021
    Publication date: September 21, 2023
    Applicant: SMITHS MEDICAL INTERNATIONAL LIMITED
    Inventors: John Zarembo, Eli Joseph McElwain, Mark Henry Faust, Mary Schueppert