orthovoltage वाक्य

उदाहरण वाक्य

1. "' Orthovoltage x-rays "'are produced by x-ray tubes operating at voltages in the 200 & ndash; 500 keV range ( see external beam radiotherapy for an explanation of the maximum and mean energies as a function of voltage ).
2. In 1982 the Joint Center for Radiation Therapy ( JCRT ), at Harvard Medical School, attempted to reduce the cost of performing IORT in an OR by using orthovoltage X-rays to provide the intraoperative dose, which was similar to the approach used in Germany in 1915.
3. In 1965, the modern era of IOERT began in Japan at Kyoto University where patients were treated with electrons generated by a betatron Compared with other forms of IORT such as orthovoltage X-ray beams, electron beams improved IOERT dose distributions, limited penetration beyond the tumor, and delivered the required dose much more rapidly.