نتایج جستجو برای: treatment planning system
تعداد نتایج: 3598653 فیلتر نتایج به سال:
Verification of Varian enhanced dynamic wedge implementation in MasterPlan treatment planning system
IntroductionMany approaches for automated treatment planning (autoplanning) have been proposed and investigated. Autoplanning can enhance plan quality compared to ‘manual’ trial-and-error planning, decrease routine workload. A few implemented in commercial systems (TPSs). We performed a pre-clinical validation of new system (‘NovelATP’) that is based on fully-automated multi-criterial optimizat...
conclusions according to the results, the old dosimetry formalisms, overestimate the dose especially towards the applicator’s tip. while the tg-43u1 based software perform the calculations more accurately. results for a typical arrangement of 10 active pellets in the applicator, the percentage difference between doses obtained by the new algorithm at 1cm distance from the tip of the applicator ...
PURPOSE To evaluate an automated treatment planning system for gamma knife radiosurgery. This planning system was developed in our clinic and is now in routine clinical use. The system simultaneously optimizes the shot sizes, locations, and weights. It also guides the user in selecting the total number of radiation shots. METHODS AND MATERIALS We assessed the clinical significance of the auto...
We present a systematic approach to commissioning of the compensator-based IMRT in Pinnacle treatment planning system for commercially manufactured brass compensators. Some model parameters for the beams modulated by the variable-thickness compensators can only be associated with a single compensator thickness. To intelligently choose that thickness for beam modeling, we empirically determined ...
PURPOSE To describe the tests that have been performed in order to commission the Brachytherapy module, version 3.2, service pack 3.0, of the Oncentra MasterPlan treatment plan system (OB), from Nucletron. The results were benchmarked against those obtained with the Plato system, v 14.3.7, also from Nucletron, used in the clinical routine. MATERIAL AND METHODS Commissioning was performed taki...
One of the many challenges in the field of medicine is to make the best decisions about optimal treatment plans for patients. Medical practitioners often have differing opinions about the best treatment among multiple available options. While standard protocols are in place for the first and second lines of treatment for most diseases and at most hospitals, a lot of variation exists in the trea...
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