Phantom study of a self-shielded X-ray bone age assessment instrument against scattered radiation in children

  • Xinhong Wang
  • , Mengxi Xu
  • , Huayong Zhu
  • , Linlin Ma
  • , Cong Chen
  • , Qing Jiang
  • , Weihong Wu
  • , Daoxi Hu
  • , Wei Zhou
  • , Rongmin Chen
  • , Lili Gao
  • , Xiaoli Yu
  • , Lijian Wang
  • , Xiaoxiao Cai
  • , Haipeng Liu
  • , Ling Xia

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Hand-wrist radiography is the most common and accurate method for evaluating children's bone age. To reduce the scattered radiation of radiosensitive organs in bone age assessment, we designed a small X-ray instrument with radioprotection function by adding metal enclosure for X-ray shielding. We used a phantom operator to compare the scattered radiation doses received by sensitive organs under three different protection scenarios (proposed instrument, radiation personal protective equipment, no protection). The proposed instrument showed greater reduction in the mean dose of a single exposure compared with radiation personal protective equipment especially on the left side which was proximal to the X-ray machine (≥80.0% in eye and thyroid,  ≥99.9% in breast and gonad). The proposed instrument provides a new pathway towards more convenient and efficient radioprotection. [Abstract copyright: © 2024. The Author(s), under exclusive licence to Springer-Verlag GmbH Germany, part of Springer Nature.]
    Original languageEnglish
    Pages (from-to)646–652
    Number of pages7
    JournalPediatric Radiology
    Volume54
    Early online date12 Mar 2024
    DOIs
    Publication statusPublished - Apr 2024

    Bibliographical note

    Publisher Copyright:
    © The Author(s), under exclusive licence to Springer-Verlag GmbH Germany, part of Springer Nature 2024.

    Funder

    This study was supported by the National Key Research and Development Program of China (Grant No. 2018YFE0198400) and by the Medical Health Science and Technology Project of Zhejiang Provincial Health Commission (Grant No. 2021PY008). The funders played no role in data collection, interpreting the data, and writing of the manuscript.

    Funding

    This study was supported by the National Key Research and Development Program of China (Grant No. 2018YFE0198400) and by the Medical Health Science and Technology Project of Zhejiang Provincial Health Commission (Grant No. 2021PY008). The funders played no role in data collection, interpreting the data, and writing of the manuscript.

    FundersFunder number
    National Key Research and Development Program of China2018YFE0198400
    Medical Health Science and Technology Project of Zhejiang Provincial Health Commission2021PY008

      Keywords

      • Bone age
      • Protective device
      • Radiation exposure
      • Children
      • Phantoms

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