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Updated: Jan 31, 2026

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New technologies to reduce pediatric radiation doses.

Philipp Bernhardt1, Markus Lendl, Frank Deinzer

  • 1Siemens AG, Siemensstr. 1, 91301 Forchheim, Germany. philipp.bernhardt@siemens.com

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New X-ray imaging techniques significantly reduce radiation dose for pediatric patients by up to 30%. These advancements improve image quality while minimizing risks associated with radiation exposure in children.

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Area of Science:

  • Medical Imaging
  • Radiology
  • Pediatric Imaging

Background:

  • Pediatric patients are highly sensitive to radiation exposure, necessitating dose reduction strategies.
  • Maintaining image quality is crucial for accurate diagnosis in pediatric imaging.

Purpose of the Study:

  • To present novel techniques for reducing X-ray dose in pediatric patients.
  • To enhance image quality and minimize radiation risks in pediatric imaging.

Main Methods:

  • Advanced exposure control for constant image quality across patient sizes.
  • Short pulse widths (down to 4 ms) to reduce motion artifacts.
  • A novel noise-reduction algorithm processing signal and noise in different frequency bands.
  • Super-resolution technique combining subpixel-shifted images to resolve fine structures.

Main Results:

  • Dose savings of up to 30% for pediatric patients achieved through advanced exposure control.
  • Noise reduction algorithm generates smooth images without contrast loss.
  • Super-resolution enhances the ability to resolve structures smaller than a single pixel.

Conclusions:

  • The presented tools, including advanced exposure control, short exposure times, noise reduction, and super-resolution, significantly improve pediatric X-ray imaging.
  • These innovations offer substantial potential for minimizing both deterministic and stochastic radiation risks in children.
  • Improved image quality can be leveraged for further radiation dose reduction in pediatric imaging.