نتایج جستجو برای: occupational radiation protection

تعداد نتایج: 466376  

Journal: :iranian red crescent medical journal 0
s. shohreh alavi center for research on occupational diseases, tehran university of medical sciences, tehran, ir iran sima taghizadeh dabbagh research center for science and technology in medicine, tehran university of medical sciences, tehran, ir iran; imam khomeini hospital complex, keshavarz blvd., tehran, ir iran. tel: +98-9122490353, fax: +98-66581563 mahya abbasi center for research on occupational diseases, tehran university of medical sciences, tehran, ir iran ramin mehrdad center for research on occupational diseases, tehran university of medical sciences, tehran, ir iran

conclusions the effects of rp knowledge, attitude, and practice on job stress were significant. in order to reduce job stress in radiation environments, ongoing training programs related to self-care and protection principles are recommended. results the prevalence rate of job stress was 22.5% based on calculation formulas and possible scores on the jcq. sex, rp-knowledge, attitude, practice, a...

Journal: :journal of biomedical physics and engineering 0
f. bouzarjomehri department of medical physics, shahid sadoughi university of medical sciences, yazd, iran v. tsapaki department of medical physics, konstantopoulio hospital, nea ionia, athens, greece

introduction: active personal dosimeters (apds) are well accepted as useful and reliable instruments for individual dosimetry measurements. apds have many advantages compared with passive dosimeters for individual external radiation dose assessments. in routine monitoring, occupational exposure is carried out for verification and demonstration of compliance with the regulatory dose limits. so, ...

Journal: :health scope 0
vida zaroushani department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran ali khavanin department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran; department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran. tel: +98-2182883849, fax: +98-2182883825 seyed bagher mortazavi department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran ahmad jonidi jafari department of environmental health engineering, school of public health, iran university of medical sciences, tehran, ir iran

results the results showed that the epoxy plates 6 and 2 mm thick had the highest and the lowest averages of shielding effectiveness at 4.48 db and 1.90 db, respectively. however, increasing the thickness was useful up to 4 mm. in addition, in a similar attenuation pattern, x-band frequency was divided into lower, middle, and upper sections. the lower section had the highest shielding effective...

Journal: :European journal of radiology 2010
John Le Heron Renato Padovani Ian Smith Renate Czarwinski

The continuing increase in the worldwide use of X-ray imaging has implications for radiation protection of medical staff. Much of the increased usage could be viewed as simply a workload issue with no particular new challenges. However, advances in technology and developments in techniques have seen an increase in the number of X-ray procedures in which medical personnel need to maintain close ...

ژورنال: طب کار 2020

Introduction Due to the increasing use of angiography procedures and the higher risk of deterministic and stochastic effects for radiation workers of these sections than other radiological procedures, radiation safety is very important in angiography staff. So, this study aimed to obtain the effective dose of angiography staff and compare them with the standard dose limit and finally outline th...

Journal: :Japanese Journal of Health Physics 1982

ژورنال: ارگونومی 2015
حسام, قاسم, علی آبادی, امیر, مرادپور, زهرا,

Introduction: Welding is considered to be one of the main sources of occupational exposure to non ionizing radiations. The present study was conducted to examine the rate of occupational exposure to non-ionizing radiation in common welding processes. Materials and Methods: In the present descriptive analytical study, occupational exposure to different types of non-ionizing radiations in...

Journal: :Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions 2013
Ariel Durán Sim Kui Hian Donald L Miller John Le Heron Renato Padovani Eliseo Vano

The radiation dose received by cardiologists during percutaneous coronary interventions, electrophysiology procedures and other interventional cardiology procedures can vary by more than an order of magnitude for the same type of procedure and for similar patient doses. There is particular concern regarding occupational dose to the lens of the eye. This document provides recommendations for occ...

Journal: :journal of biomedical physics and engineering 0
s heydarheydari department of medical physics, faculty of medicine, kermanshah university of medical sciences, kermanshah, iran a haghparast 2department of medical physics, faculty of medicine, kermanshah university of medical sciences, kermanshah, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences) m t eivazi 3department of medical physics, faculty of medicine, kermanshah university of medical sciences, kermanshah, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences)

background and objective: professional radiation workers are occupationally exposed to long-term low levels of ionizing radiation. occupational health hazards from radiation exposure, in a large occupational segment of the population, are of special concern. biological dosimetry can be performed in addition to physical dosimetry with the aim of individual dose assessment and biological effects....

Journal: :Journal of radiological protection : official journal of the Society for Radiological Protection 2013
V Sandblom T Mai A Almén H Rystedt Å Cederblad M Båth C Lundh

Optimisation of radiological protection for operators working with fluoroscopically guided procedures has to be performed during the procedure, under varying and difficult conditions. The aim of the present study was to evaluate the impact of a system for real-time visualisation of radiation dose rate on optimisation of occupational radiological protection in fluoroscopically guided procedures....

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