The paper titled "Light-weight lead aprons: light on weight, protection or labeling accuracy?" ​ provides a comprehensive evaluation of the effectiveness and accuracy of light-weight lead aprons used in radiology departments. ​ The authors critically analyze the claims made by manufacturers regarding lead equivalence values and highlight the need for validation of these values. ​


The authors discuss the potential risks associated with using light-weight lead aprons, including the transmission of radiation through the aprons and the contribution of backscatter radiation. ​ They cite previous studies that have evaluated the transmitted exposure and shielding properties of lead equivalent aprons, emphasizing the importance of considering these factors when selecting protective garments. ​


The paper also addresses the use of lead-free radiation protective clothing and its suitability for rating protection properties. ​ The authors examine the objective comparison between lead-free and lead-composite materials, as well as the emission of fluorescent x-radiation from non-lead based shielding materials. ​ They discuss the radiobiological implications of using such materials and the need for further research in this area.


The authors highlight the regulatory aspect of radiation protective clothing by referencing the FDA regulations on personnel protective shields. ​ They discuss the specific regulation (892.6500) that pertains to medical devices in radiology and emphasize the importance of complying with these regulations to ensure the safety of healthcare professionals.


The paper concludes by discussing the need for optimization of non-lead radiation shielding materials and the potential use of bilayers for improved protection. ​ The authors also mention the application of the diagnostic radiological index of protection to protective garments and the clinical evaluation of protective garments with respect to their characteristics and manufacturer label information. ​ Overall, this paper provides valuable insights into the effectiveness, accuracy, and regulatory aspects of light-weight lead aprons used in radiology departments. ​

Download the article here: https://www.jvascsurg.org/article/S0741-5214%2818%2932075-5/pdf