Patents by Inventor Alexandr Ivanovich Sheleg

Alexandr Ivanovich Sheleg 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).

  • Radiation delivery system in a medical apparatus for orthovoltage radiation therapy
    Patent number: 11458335
    Abstract: Radiation therapy delivery system, including X-ray source, magnetic body rotation fixation node and/or mechanical body rotation fixation node; filter unit with a plurality of filters and a plug that circle a cylindrical element; drive unit for rotating filter unit; collimation elements in a collimation unit body, that includes collimation element fixation device and collimation photoelectric identification system; and processor controlling the filter unit to adjust X-ray filtration characteristics. The filter unit includes filter photoelectric identification system, controller, and photoelectric sensors. The cylindrical element includes slits located on rings that run along outer surface. Photoelectric sensors are triggered by a light beam that passes through the slits to identify/position filters.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: October 4, 2022
    Assignee: LINEV SYSTEMS US, INC.
    Inventors: Natalia Nikolaevna Gordeeva, Vladimir Nikolaevich Linev, Alexandr Ivanovich Sheleg, Aliaksandr Feliksovich Drazdou, Dzmitry Vladimirovich Zaikin