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Orthopaedic Surgeon Brain Radiation During Fluoroscopy: A Cadaver Model
Darryl Nilesh Ramoutar1, Yogesh Thakur2, Vineet Batta3
1Department of Trauma and Orthopaedics, University Hospitals Coventry and Warwickshire, Coventry, United Kingdom.
The Journal of Bone and Joint Surgery. American Volume
|November 19, 2020
Summary
Surgeons
Area of Science:
- Orthopedic Surgery
- Radiation Safety
- Medical Imaging
Background:
- Quantifying surgeon brain radiation exposure during short cephalomedullary (SC) nailing.
- Extrapolating lifetime radiation dose for surgeons.
- Assessing the impact of personal protective equipment (PPE) on brain radiation dose.
Purpose of the Study:
- To quantify surgeon brain radiation exposure during SC nailing.
- To estimate lifetime radiation dose.
- To evaluate the effectiveness of PPE in reducing brain dose.
Main Methods:
- Utilized two cadaveric specimens: one for radiation scatter and one for brain dosimetry.
- Measured radiation doses with and without various PPE configurations.
- Extrapolated lifetime dose based on a 40-year career and institutional caseload.
Main Results:
- Mean brain dose without PPE was 3.35 µGy per procedure.
- Thyroid collars significantly reduced brain dose (2.94 µGy).
- Other PPE like leaded glasses and caps showed no significant additional benefit.
Conclusions:
- Extrapolated lifetime brain dose from SC nailing is low.
- Thyroid collars effectively reduce surgeon brain radiation exposure.
- Recommends considering thyroid collars to minimize dose as low as reasonably achievable.
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