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Performance of the DOSIRIS™ eye lens dosimeter
Hiroki Ishii1, Yoshihiro Haga1,2, Masahiro Sota1,2
1Department of Radiological Technology, Tohoku University Graduate School of Medicine, 2-1 Seiryo, Aoba, Sendai 980-8575, Japan.
Summary
The DOSIRIS™ dosimeter effectively estimates occupational eye doses in interventional radiology (IR). It demonstrates good fundamental performance, making it suitable for eye lens dosimetry in diagnostic X-ray settings.
Area of Science:
- Medical Physics
- Radiological Protection
- Occupational Health
Background:
- Occupational eye dose monitoring is crucial in interventional radiology (IR).
- The DOSIRIS™ dosimeter estimates the 3 mm dose-equivalent (Hp(3)) and can be worn behind lead glasses.
- Its adjustable, skin-contact placement is ideal for eye lens dosimetry.
Purpose of the Study:
- To evaluate the fundamental characteristics of the DOSIRIS™ dosimeter.
- To assess its performance within the diagnostic X-ray energy domain, including IR systems.
- To determine its suitability for occupational eye dosimetry.
Main Methods:
- Performance evaluation of the DOSIRIS™ dosimeter.
- Testing in the diagnostic X-ray energy range relevant to IR.
- Assessment of key dosimeter characteristics: batch uniformity, dose linearity, energy dependence, and angular dependence.
Main Results:
- The DOSIRIS™ dosimeter exhibits good fundamental characteristics.
- Satisfactory performance was observed in terms of batch uniformity, dose linearity, energy dependence, and angular dependence.
- The dosimeter functions well within the diagnostic X-ray energy domain.
Conclusions:
- The DOSIRIS™ dosimeter possesses satisfactory basic performance for occupational eye dosimetry.
- It is suitable for use in diagnostic X-ray energy settings, including interventional radiology.
- The study confirms its utility for protecting healthcare professionals' eyes.
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