Patents by Inventor Page Read

Page Read 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).

  • Non-invasive gut motility monitor
    Patent number: 6374670
    Abstract: An apparatus (4) and method of non-invasive monitoring of gut motility. An ingestible magnet (10, M) is swallowed by the patient (12) and then linear and rotational movement is directionally detected by an external compass (14, 16). In preferred form, movements of the magnet (10, M) are recorded by a memory means (18) and graphically presented (20) over a period of predetermined time. An alternate embodiment includes multiple compasses (C1, C2) for directionally locating the magnet (10, M) within the patient (12).
    Type: Grant
    Filed: March 13, 1995
    Date of Patent: April 23, 2002
    Assignee: University of Washington
    Inventors: Francis A. Spelman, Page Read, N. Mani Prakash, James A. Nelson, Charles E. Pope, Margaret Heitkemper, James D. Rothermel