WebbA widely cited 1993 Computer article described failures in a software-controlled radiation machine that massively overdosed six people in the late 1980s, resulting in serious injury … Webb2.2M views 6 months ago In 1985, a state-of-the-art radiation therapy device called the THERAC-25 started blasting holes through patients' bodies, leading to the world’s first …
History
Webb10 okt. 2016 · The Therac-25 is a radiation therapy machine, a medical linear accelerator produced by Atomic Energy of Canada Limited (AECL). The plan of the facility is shown … WebbThe Therac-25: 30 Years Later Abstract: A widely cited 1993 Computer article described failures in a software-controlled radiation machine that massively overdosed six people … heads turning
An Engineering Disaster: Therac-25 - Bowdoin College
The Therac-25 was a computer-controlled radiation therapy machine produced by Atomic Energy of Canada Limited (AECL) in 1982 after the Therac-6 and Therac-20 units (the earlier units had been produced in partnership with Compagnie Générale de Radiologie (CGR) of France). It was involved in at least six … Visa mer The machine had three modes of operation, with a turntable moving some apparatus into position for each of those modes: either a light, some scan magnets, or a tungsten target and flattener. • A … Visa mer The six documented accidents occurred when the high-current electron beam generated in X-ray mode was delivered directly to patients. … Visa mer • Computer ethics • High integrity software • IEC 62304 • Ionizing radiation • List of civilian radiation accidents Visa mer A commission attributed the primary cause to general poor software design and development practices rather than single-out specific coding errors. In particular, the software was designed so that it was realistically impossible to test it in a rigorous, Visa mer • Gallagher, Troy. THERAC-25: Computerized Radiation Therapy. Archived from the original on 2007-12-12. (short summary of the … Visa mer WebbThe Therac-6 and Therac-20 had been designed around machines that already had histories of clinical use without computer control. In addition, the Therac-25 software … http://computingcases.org/case_materials/therac/supporting_docs/levenson/Therac%20History.html golf abcdefg