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Updated: Sep 22, 2025

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Needle detection using ultrasound B-mode and power Doppler analyses.

Mohammad I Daoud1, Ayah F Abu-Hani2, Ahmad Shtaiyat1

  • 1Department of Computer Engineering, German Jordanian University, Amman, Jordan.

Medical Physics
|May 24, 2022
PubMed
Summary

This study introduces a novel ultrasound method for precise needle detection, achieving 0% failure rates. The technique accurately identifies needle axis and tip, even at steep angles, outperforming existing methods.

Keywords:
B-mode image analysisDoppler image analysisneedle detectionultrasound imagingultrasound-guided needle interventions

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Area of Science:

  • Medical Imaging
  • Ultrasound Technology
  • Interventional Procedures

Background:

  • Ultrasound is crucial for visualizing anatomy and guiding needles in medical interventions.
  • Accurate needle detection in ultrasound images, especially at steep angles, remains a significant challenge.

Purpose of the Study:

  • To present a new method for effective needle detection using combined B-mode and power Doppler ultrasound.
  • To improve the accuracy and reliability of needle tracking during interventions.

Main Methods:

  • Utilized a buzzer to excite the needle and acquired B-mode and power Doppler ultrasound images.
  • Applied Radon transform, local-phase analysis, and alpha shape analysis for initial needle axis detection.
  • Employed machine learning on extracted features to create a likelihood image, followed by Radon transform for refined axis detection.
  • Developed a probabilistic approach to identify the needle tip in ex vivo animal tissues at various insertion angles.

Main Results:

  • Achieved a 0% failure rate in needle detection across all tested angles (shallow, moderate, steep).
  • Demonstrated high accuracy with mean errors of ≤0.7° for angle, ≤0.6 mm for axis, and ≤0.7 mm for tip.
  • Outperformed two recently introduced needle detection methods in comparative evaluations.

Conclusions:

  • The developed method shows significant potential for reliable and accurate needle detection in ultrasound imaging.
  • This technique can enhance the safety and efficacy of ultrasound-guided needle interventions.