نتایج جستجو برای: radiofrequency radiation

تعداد نتایج: 255192  

Journal: :iranian journal of medical physics 0
fatemeh zakieh tohidi medical physics dept., faculty of medicine, zahedan university of medical sciences, zahedan, iran reza fardid radiology dept., faculty of paramedical sciences, shiraz university of medical sciences, shiraz, iran somayeh arian rad osmania university- hyderabad, india mohadeseh tohidi physics dept., payame noor university of mashhad, mashhad, iran mohammad hosein bahrayni toosi medical physics dept., faculty of medicine, mashhad university of medical sciences, mashhad, iran tayebeh kianosh biochemistry dept., faculty of medicine, mashhad university of medical sciences, mashhad, iran

introduction the continuous and rapid growth of telecommunication industries, along with the common application of cell phones, hasraised debates on the associated risks for humanhealth due to exposure to radiofrequency fields, caused bycell phonesorother sources, and industrial and medical applications. accordingly, in this study, we aimed to investigate the effects of cell phone radiation on ...

2012
Olga Zeni Maria Rosaria Scarfì

© 2012 Zeni and Scarfì, licensee InTech. This is an open access chapter distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Experimental Requirements for in vitro Studies Aimed to Evaluate the Biological Eff...

Journal: :Journal of atrial fibrillation 2014
Eugenio Picano Emanuela Piccaluga Renato Padovani Claudio Antonio Traino Maria Grazia Andreassi Giulio Guagliumi

The benefits of cardiac imaging are immense, and modern cardiac electrophysiology (EP) requires the extensive and versatile use of a variety of cardiac imaging and radiology-based techniques. In the cardiac electrophysiology lab, doses can range around a reference effective dose (ED) of 15 milliSievert corresponding to 750 chest x-rays for a cardiac radiofrequency ablation, ranging from less th...

H. Wang, R. Peng, S. Tan,

With the development of science and technology, microwave has been used in many fields such as industry, military, medicine and communication. People are living in a lapped and dynamic electromagnetic environment. Concerns about potential hazards of microwave are getting increasing attentions. The single biological effects of microwave were widely discussed which was considered harmful. Relevan...

Leila Khalafi, Seied Rabie Mahdavi

Introduction: Glioblastoma multiforme (GBM) is a highly radioresistant cancer with low survival rate. Current therapy approaches have failed to treat GBM. The aim of this study was to assess how GBM tumors respond to combination of hyperthermia and radiotherapy. Materials and Methods:   In this study, 38 GBM patients were included. 19 patients were treated ...

ژورنال: سنجش و ایمنی پرتو 2013

Fast growth of the number of mobile phone subscribers in Iran, over the last few years, is the reason for construction of more and more base stations (BTS) especially in residential areas. As the BTS antennas emit radiofrequency (RF) electromagnetic energy, so it is the main concern of general public about their health and safety. The aim of this research work is to assess public exposure...

Journal: :acta medica iranica 0
n. maghamipour n. safaie

patients with valvular heart disease and suffering atrial fibrillation of more than 12 months duration have a low probability of remaining in sinus rhythm after valve surgery alone. we performed intra-operative radiofrequency ablation or cryoablation as an alternative to surgical maze ііі procedure to create linear lesion lines for conversion of this arrhythmia to sinus rhythm. a total of 30 pa...

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