在心脏干预放射学期间,眼镜辐射剂量给护士:一项初步研究
Ayumi Yamada1, Yoshihiro Haga1,2, Masahiro Sota1,2
1Course of Radiological Technology, Health Sciences, Tohoku University Graduate School of Medicine, 2-1 Seiryo, Aoba-ku, Sendai 980-8575, Japan.
干预放射学 (IVR) 护士面临高辐射暴露. 直接眼睛剂量计对于准确测量透镜剂量至关重要,因为部章和患者参数可能无法完全捕捉个体护士的暴露.
科学领域:
- 医学物理 医学物理
- 放射学 放射学是一门学科.
- 职业健康 职业健康 职业健康
背景情况:
- 干预性放射学 (IVR) 程序虽然不像手术那么侵入性,但涉及到大量的辐射暴露.
- 心脏IVR中的护士经历了高透镜辐射剂量,仅次于医生.
- 对于IVR护士来说,准确测量职业眼睛剂量是必不可少的,但尚未得到充分研究.
研究的目的:
- 为了确定心脏IVR护士的职业眼睛剂量,使用直接眼睛剂量计.
- 确定准确的方法来评估IVR护士接收的透镜辐射剂量.
- 探索透镜剂量,部剂量和患者剂量参数之间的相关性.
主要方法:
- 在6个月内使用了直视剂量计 (测量3毫米剂量相当量) 和部剂量计 (0.07毫米剂量相当量).
- 在一个导管实验室,对护士的眼睛和子的右侧和左侧进行了测量.
- 该研究分析了眼睛剂量,部剂量和患者剂量参数 (光镜时间,空气克尔玛) 之间的关系.
主要成果:
- 在镜头和子剂量之间发现了显著的相关性,这表明从子章读数估计镜头剂量的潜力.
- 右眼的剂量略高于左眼的剂量.
- 虽然患者的剂量参数与部和透镜剂量相关,但由于行为和程序变化,它们不能准确地反映个体护士眼睛剂量.
结论:
- 直接眼睛剂量计是必要的,以准确测量职业透镜剂量在IVR护士,特别是那些高暴露.
- 仅仅从部章或患者参数来估计镜头剂量,对于个体评估是不可靠的.
- 在IVR护士中,建议在眼睛附近佩戴透镜剂量计,以精确监测IVR的剂量.
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