The influence of the lead eyewear geometry on the doses to the eye lens

The scattered radiation from interventional procedures is an important source of radiological risk for the medical staff. Considering all affected organs, the eye lens are among the most critical organs. As pointed out by several studies, even for low radiation doses, the appearance of cataract may...

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Main Authors: William Souza Santos, Lucio Pereira Neves, Ana Paula Perini, Carla de Jesus Santos, Walmir Belinato, Linda V. E. Caldas
Format: Article
Language:English
Published: Brazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR) 2021-04-01
Series:Brazilian Journal of Radiation Sciences
Subjects:
Online Access:https://bjrs.org.br/revista/index.php/REVISTA/article/view/1347
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author William Souza Santos
Lucio Pereira Neves
Ana Paula Perini
Carla de Jesus Santos
Walmir Belinato
Linda V. E. Caldas
author_facet William Souza Santos
Lucio Pereira Neves
Ana Paula Perini
Carla de Jesus Santos
Walmir Belinato
Linda V. E. Caldas
author_sort William Souza Santos
collection DOAJ
description The scattered radiation from interventional procedures is an important source of radiological risk for the medical staff. Considering all affected organs, the eye lens are among the most critical organs. As pointed out by several studies, even for low radiation doses, the appearance of cataract may occur. Considering this scenario, the radiation doses to the eye lens were determined using three different lead eyewear models commonly employed. The fluoroscopist was represented by an adult virtual anthropomorphic phantom (MASH3), coupled to the Monte Carlo code MCNP6.1™, in a typical cardiac interventional radiology procedure. The eyewear had thickness 0.5 mmPb each, and the evaluation was carried out for four different beam angulations (PA, LAO90, LAO65 e RAO65), 80 kVp of tube voltage and HVL of 4 mmAl. The results pointed out that the shielding efficiency has a strong dependence on the eyewear type utilized, which may be very useful for the decision-making during the acquisition of such equipments.
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spelling doaj.art-8479867f00404d9997908f1df42dc6b72022-12-22T02:35:58ZengBrazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR)Brazilian Journal of Radiation Sciences2319-06122021-04-0191A10.15392/bjrs.v9i1A.1347The influence of the lead eyewear geometry on the doses to the eye lensWilliam Souza Santos0Lucio Pereira NevesAna Paula PeriniCarla de Jesus SantosWalmir BelinatoLinda V. E. CaldasUFU The scattered radiation from interventional procedures is an important source of radiological risk for the medical staff. Considering all affected organs, the eye lens are among the most critical organs. As pointed out by several studies, even for low radiation doses, the appearance of cataract may occur. Considering this scenario, the radiation doses to the eye lens were determined using three different lead eyewear models commonly employed. The fluoroscopist was represented by an adult virtual anthropomorphic phantom (MASH3), coupled to the Monte Carlo code MCNP6.1™, in a typical cardiac interventional radiology procedure. The eyewear had thickness 0.5 mmPb each, and the evaluation was carried out for four different beam angulations (PA, LAO90, LAO65 e RAO65), 80 kVp of tube voltage and HVL of 4 mmAl. The results pointed out that the shielding efficiency has a strong dependence on the eyewear type utilized, which may be very useful for the decision-making during the acquisition of such equipments. https://bjrs.org.br/revista/index.php/REVISTA/article/view/1347cardiologyMonte Carlo simulationanthropomorphic phantom
spellingShingle William Souza Santos
Lucio Pereira Neves
Ana Paula Perini
Carla de Jesus Santos
Walmir Belinato
Linda V. E. Caldas
The influence of the lead eyewear geometry on the doses to the eye lens
Brazilian Journal of Radiation Sciences
cardiology
Monte Carlo simulation
anthropomorphic phantom
title The influence of the lead eyewear geometry on the doses to the eye lens
title_full The influence of the lead eyewear geometry on the doses to the eye lens
title_fullStr The influence of the lead eyewear geometry on the doses to the eye lens
title_full_unstemmed The influence of the lead eyewear geometry on the doses to the eye lens
title_short The influence of the lead eyewear geometry on the doses to the eye lens
title_sort influence of the lead eyewear geometry on the doses to the eye lens
topic cardiology
Monte Carlo simulation
anthropomorphic phantom
url https://bjrs.org.br/revista/index.php/REVISTA/article/view/1347
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