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234 results for “eye lens dose limit”.
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EU-OSHA - BSS Directive Overview
The EU Basic Safety Standards Directive limits occupational effective dose to 20 mSv a year and eye lens dose to 20 mSv a year. It requires worker classification, monitoring, medical surveillance and…
orsif.org/research/eu-osha-bss-directive-overview
Research summary
Germany - Radiation Protection Act (English PDF)
…workers as occupationally exposed above 1 mSv effective dose, 15 mSv eye-lens dose or 50 mSv skin dose per year. Trainees are covered as employees.
orsif.org/research/germany-radiation-protection-act-english-pdf
FAQ
Do lead glasses protect as well when worn over prescription glasses?
Not always. Lead eyewear that fits over prescription glasses sits farther from the face, and a 2026 computer simulation of an interventional radiology physician found that this gap reduces protection.…
orsif.org/faqs
Research summary
Canada - CNSC Radiation Protection Regulations (Full Text)
The lens of the eye equivalent dose limit for nuclear energy workers is 50 mSv per one-year dosimetry period; skin and hands/feet limits are 500 mSv. (50 mSv lens; 500 mSv skin and extremities)
orsif.org/research/canada-cnsc-radiation-protection-regulations-full-text
Research summary
Impact of the ICRU/ICRP proposal on operational quantities during interventional procedures: Investigation through spectral measurements
…quantity reads about half the current one, while skin and eye lens quantities barely change. This affects dosimeter calibration, not actual staff exposure.
orsif.org/research/impact-of-the-icru-icrp-proposal-on-operational-quantities-during-interventional
Research summary
OSHA 29 CFR 1910.1096 - Ionizing Radiation Standard
…ionizing radiation standard sets quarterly occupational dose limits, with the lens of the eye grouped in the 1¼ rem whole-body limit. It requires employers to provide dosimeters, keep exposure…
orsif.org/research/osha-29-cfr-1910-1096-ionizing-radiation-standard
Research summary
Occupational exposure to ionizing radiation in a nuclear medicine department: myth and reality
…workers averaged 0.78 mSv in 2023, with no regulatory limits exceeded for body, extremity or eye lens doses. This review covers nuclear medicine, not interventional fluoroscopy.
orsif.org/research/occupational-exposure-to-ionizing-radiation-in-a-nuclear-medicine-department
Research summary
Japan - Ionizing Radiation Regulations (English)
Eye lens equivalent dose limit is 150 mSv per year and skin limit 500 mSv per year (as stated in this version). (150 mSv per year (lens); 500 mSv per year (skin))
orsif.org/research/japan-ionizing-radiation-regulations-english
Research summary
Risk for radiation-induced cataract for staff in interventional cardiology: Is there reason for concern?
…of interventional cardiologists and nurses had posterior lens opacities versus 9% of unexposed controls, with risk rising with estimated eye dose. Findings support routine eye protection for the cath…
orsif.org/research/risk-for-radiation-induced-cataract-for-staff-in-interventional-cardiology-is
Research summary
Radiation cataract risk in interventional cardiology personnel
…had about three times the rate of radiation-type posterior lens opacities seen in unexposed controls (38% vs 12%), and 21% of nurses and technicians showed similar changes, based on eye examinations…
orsif.org/research/radiation-cataract-risk-in-interventional-cardiology-personnel
Research summary
Lightweight X-ray shielding drape with a detachable shielding wall for enhanced occupational radiation protection in interventional radiology
The drape with detachable shielding wall reduced dose by 70-80% at the forward-leaning eye lens and hand positions. (70-80%)
orsif.org/research/lightweight-x-ray-shielding-drape-with-a-detachable-shielding-wall-for-enhanced
FAQ
What is posterior subcapsular cataract?
…by radiation. It develops in the back portion of the lens, directly in the visual pathway. PSC causes greater visual symptoms than other cataract types for its size, particularly affecting reading and…
orsif.org/faqs
Research summary
Decreased Operator X-Ray Exposure By Optimized Fluoroscopy During Radiofrequency Ablation Of Common Atrial Flutter
Operator eye-lens, whole-body and hand skin dose rates were significantly lower in the low-dose group than in the standard-dose group. (eye lens 4.7±2.9 μSv/h; whole body 1.6±1.2 μSv/h; hand 11.1±10.8…
orsif.org/research/decreased-operator-x-ray-exposure-by-optimized-fluoroscopy-during-radiofrequency
Research summary
Whole-body radiation exposure in Trauma and Orthopaedic surgery
Estimated annual eye lens dose was low, based on the thyroid collar measurement. (0.7 mSv/yr without eye protection; <0.28 mSv/yr with lead glasses)
orsif.org/research/whole-body-radiation-exposure-in-trauma-and-orthopaedic-surgery
Research summary
Occupational Radiological Protection in Interventional Procedures, ICRP PUBLICATION 139
ICRP lowered the occupational eye lens equivalent dose limit. Without eye protection, staff with a medium or high workload could exceed it. (150 mSv year-1 to 20 mSv year-1, averaged over 5 years, no…
orsif.org/research/occupational-radiological-protection-in-interventional-procedures-icrp
Research summary
Radiation Protection in Interventional Radiology
…time, distance and shielding, aprons, thyroid collars, eyewear, ceiling and table shields, dosimetry, dose limits, and guidance for pregnant workers. It presents no new data.
orsif.org/research/radiation-protection-in-interventional-radiology
Research summary
Intraoperative Staff Radiation Exposure During Aortic Endovascular Procedures
…the main operator had the highest body, hand and leg doses, but assistant operators had higher eye lens doses, especially in complex fenestrated/branched and iliac branch repairs. Staff positioning…
orsif.org/research/intraoperative-staff-radiation-exposure-during-aortic-endovascular-procedures
Research summary
A summary of recommendations for occupational radiation protection in interventional cardiology
…for interventional cardiology and electrophysiology staff: limit fluoroscopy time and images, collimate, use good geometry and shielding, avoid high-scatter areas, wear dosimeters, review monitoring…
orsif.org/research/a-summary-of-recommendations-for-occupational-radiation-protection-in
Research summary
Mobile Head CT with Integrated Radiation Shielding Reduces the Need for Additional Personal Protective Equipment
Over 3 months, no area or eye lens dosimeter exceeded its minimum detectable level. (<0.05 mSv ambient; <0.1 mSv eye lens)
orsif.org/research/mobile-head-ct-with-integrated-radiation-shielding-reduces-the-need-for
Research summary
Dosimetry During Percutaneous Coronary Interventions Of Chronic Total Occlusions
…(PCI), interventional cardiologists received notable eye and extremity doses, highest at the left eye, and radioprotective drapes lowered upper-limb and eye dose by about 28-49%. These are dose…
orsif.org/research/dosimetry-during-percutaneous-coronary-interventions-of-chronic-total-occlusions
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