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Guide Needle-assisted Ultrasound-guided (SIBUS) Filler Injections: Improving Needle Visualization for Safer Aesthetic

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Echogenic needles significantly improve ultrasound visibility for hyaluronic acid filler injections, enhancing procedural confidence and safety in aesthetic treatments. This advancement is crucial for navigating high-risk facial areas with variable anatomy.

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Area of Science:

  • Medical Aesthetics
  • Ultrasound Technology
  • Minimally Invasive Procedures

Background:

  • Hyaluronic acid fillers are widely used in aesthetic medicine.
  • Facial vessel anatomy presents variability, increasing risks during injections.
  • Ultrasound guidance is increasingly adopted to improve safety in aesthetic procedures.

Purpose of the Study:

  • To evaluate the ultrasound visibility of echogenic needles compared to nonechogenic needles during cheek filler injections.
  • To assess the impact of echogenic needles on procedural confidence and technique.

Main Methods:

  • A single-patient, in vivo study was conducted.
  • Three needle types were tested under ultrasound guidance: 23G nonechogenic, 23G echogenic, and 30G echogenic.
  • Needle visibility (tip and shaft) was assessed at various angles, depths, and during dynamic movement.

Main Results:

  • Echogenic needles demonstrated superior visibility of both tip and shaft compared to nonechogenic needles.
  • Enhanced visibility was consistent across different angles, depths, and dynamic movements.
  • Procedural confidence increased, and the need for probe adjustments decreased when using echogenic needles.

Conclusions:

  • Echogenic needles offer improved ultrasound visibility for hyaluronic acid filler injections.
  • These needles can enhance safety and precision in ultrasound-guided aesthetic procedures, particularly in anatomically challenging areas.
  • The findings support the use of echogenic needles to mitigate risks associated with facial vessel variations.