Shielding at outside of radiation field
- VernacularTitle:照射野外边缘挡铅技术分析
- Author:
Yifei XU
;
Xun WANG
;
Weiyue WANG
- Publication Type:Journal Article
- Keywords:
radiation therapy;
shielding;
dose
- From:
Chinese Medical Equipment Journal
2004;0(08):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To evaluate the effect of shielding at the outside of radiation field by measuring the dose absorbed by the tissue outside the field in radiation therapy.Methods The dose absorbed by the tissue at 1cm offset the field was measured ofter setting radiation field and dose.The dose was measured again with shielding at the outside of radiation field in same field size and with the same prescription dose for comparison.Results The doses with or without shielding had distinct differences(P
