نتایج جستجو برای: ray radiation protection

تعداد نتایج: 683914  

Journal: :Journal of radiation research 2006
Kyoung Ah Kang Rui Zhang Kyoung Hwa Lee Sungwook Chae Bum Joon Kim Young Sook Kwak Jae Woo Park Nam Ho Lee Jin Won Hyun

We studied the cytoprotective effect of triphlorethol-A against gamma-ray radiation-induced oxidative stress. In this study, hydrogen peroxide, which is a reactive oxygen species (ROS), was detected using 2',7'-dichlorodihydrofluorescein diacetate (DCF-DA) assay. Triphlorethol-A reduced intracellular hydrogen peroxide generated by gamma-ray radiation. This compound provided protection against r...

2016
Mustafa Kayan Selçuk Yaşar Mustafa Saygın Ömer Yılmaz Aykut Recep Aktaş Fatmanur Kayan Yasin Türker Gürsel Çetinkaya

OBJECTIVE We aimed to investigate the effectiveness and radiation protection capability of latex gloves coated with various contrast agents as an alternative to lead gloves. METHODS The following six groups were created to evaluate the permeability of X-ray in this experimental study: lead gloves, two different non-ionic contrast media (iopromide 370/100 mg I/mL and iomeprol 400/100 mg I/mL),...

D. Salama, M. Shawki, M.M. Abuzaid, W. Elshami,

Background: Several potential challenges with radiation protection (RP) and safety culture in radiology departments need to be addressed. This study assesses radiographers’ adherence to radiation protection practices in radiology departments. Materials and Methods: A cross-sectional study was conducted among radiographers; 210 self-administrated questionnaires were sent to the participants. An ...

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 ...

Journal: :Annals of the ICRP 2016
P Ortiz López

Medicine has been intimately associated with ionising radiation since the discovery of x rays in 1895; the first adverse effects of radiation were observed in persons working in research and on medical staff using x rays. Consequently, in 1925, the first International Congress of Radiology considered the need for a protection committee, which was established at its second congress in Stockholm ...

Journal: :Journal of radiological protection : official journal of the Society for Radiological Protection 2016
Zivile Valuckiene Martynas Jurenas Inga Cibulskaite

Ionizing radiation management is among the most important safety issues in interventional cardiology. Multiple radiation protection measures allow the minimization of x-ray exposure during interventional procedures. Our purpose was to assess the utilization and effectiveness of radiation protection and optimization techniques among interventional cardiologists in Lithuania. Interventional cardi...

A. Rahimi, K. Ghazikhanlou Sani, M. Jafari, M. Mohammadi, M. Mojiri,

Background: Although ionizing radiation is widely used to diagnose many diseases, the relevant hazards are known to be as an important limitation of its application. It is believed that the awareness of ionizing radiation dose values is one of the main stages in patient's radiation protection. The purpose of this study has been to investigate the level of physicians' knowledge about radiation d...

Journal: :Nigerian journal of clinical practice 2011
K C Eze C C Nzotta T T Marchie B Okegbunam T E Eze

AIMS AND OBJECTIVES To find out the state of radiation protection and monitoring practices of the public and private X-ray centres in Edo state. MATERIALS AND METHODS Survey visits were made to all the functional X-ray facilities in Edo state and the available facilities identified, staff interviewed and collected data analyzed. RESULT There are 18 functional X-ray facilities comprising 10 ...

Ehsan Bakhshandeh Masoomeh Barzegar Ziyarani Mehdi Allahbakhshian-Farsani mohsen bakhshandeh, Nezhat Shakeri

Introduction: Ionizing radiation can cause damage to biologically important DNA molecules. Radiation in nuclear medicine radiation exposes people working in from two main positions; administer in gradiopharmaceuticals (the barn and squeezing a generator, procurement, distribution and drug infusion) and patients that receive radiation treatment (patients that are prescribed a ra...

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