نتایج جستجو برای: siemens primus plus linac

تعداد نتایج: 128281  

Journal: :Zeitschrift für Induktive Abstammungs- und Vererbungslehre 1918

Journal: :Zeitschrift für Rezensionen zur germanistischen Sprachwissenschaft 2014

Journal: :Württembergisch Franken 2023

Nicolae Jorga, Geschichte des Osmanischen Reichs. Nach den Quellen dargestellt [Unverändert. Neuausg. der Ausg. Gotha (Perthes) 1908-1913], Darmstadt (Primus Verl.) 1997. 5 Bde., 486,453,479, 512 u. 633 S.

2017
D.J. Annemarie van Dijk Matty R. Crone Pepijn van Empelen Willem J. Assendelft Barend J. Middelkoop

An aging population is associated with an increased prevalence of diabetes, cardiovascular diseases and depression. Important aspects of programmes targeted at older people are: to reach those at risk, effective screening, optimising advice, and referral to local interventions. We examined the effect of a preventive health consultation (PRIMUS), a multi-behavioural screening programme for perso...

2017
Hye Won Shin Hae Na Yu Go Eun Bae Hyub Huh Ji Yong Park Ji Young Kim

BACKGROUND Anesthesia machines have been developed by the application of new technology for rapid and easier control of anesthetic concentration. In this study, we used a test lung to investigate whether the time taken to reach the target sevoflurane concentration varies with the rate of fresh gas flow (FGF) and type of anesthesia machine (AM). METHODS We measured the times taken to reach the...

  Abstract   Background : Beam-hardening artifacts in CT image set of patient with a hip prosthesis cause difference between dose distributions resulted by treatment planning system (TPS) algorithms and actual dose distribution in patient body. In this study, dose distributions of TPS algorithms were compared with the results of Monte Carlo simulations of Titanium and Steal as a h...

Objective: The aim of this study is to evaluate the effect of tissue composition on dose distribution in electron beam radiotherapy.Methods: A Siemens Primus linear accelerator and a phantom were simulated using MCNPX Monte Carlo code. In a homogeneous cylindrical phantom, six types of soft tissue and three types of tissue-equivalent materials were investigated. The tissues included muscle (ske...

2017
Tomohiro Shimozato Yuichi Aoyama Takuma Matsunaga Katsuyoshi Tabushi

AIM This work investigated the dosimetric properties of a 10-MV photon beam emitted from a medical linear accelerator (linac) with no flattening filter (FF). The aim of this study is to analyze the radiation fluence and energy emitted from the flattening filter free (FFF) linac using Monte Carlo (MC) simulations. MATERIALS AND METHODS The FFF linac was created by removing the FF from a linac ...

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