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Related Experiment Videos

Easy aortic cannulation: a transxyphoid approach.

A Murakami1, Y Kaneko, K Imanaka

  • 1Department of Cardiothoracic Surgery, University of Tokyo, Tokyo, Japan. MURAKAMI-THO@h.u-tokyo.ac.jp

Artificial Organs
|March 16, 2000
PubMed
Summary

A novel Seldinger technique using a dilator simplifies aortic cannulation in pediatric cardiac surgery. This method ensures secure cannula placement, preventing dislodgement during minimally invasive procedures.

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Area of Science:

  • Cardiovascular Surgery
  • Pediatric Cardiac Surgery
  • Minimally Invasive Surgery

Background:

  • Aortic cannulation is critical for cardiopulmonary bypass in cardiac surgery.
  • Minimally invasive pediatric cardiac surgery presents unique challenges for aortic access.
  • Current techniques may have risks of cannula dislodgement.

Purpose of the Study:

  • To describe an easy and reliable aortic cannulation technique for minimally invasive pediatric cardiac surgery.
  • To present a novel dilator-guided Seldinger technique for aortic cannula insertion.

Main Methods:

  • A specialized dilator designed to fit an aortic perfusion cannula was developed.
  • The cannula, mounted over the dilator with a guide wire lumen, was inserted into the ascending aorta.

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  • The Seldinger technique was employed for guide wire insertion and subsequent cannula advancement.

    • Main Results:

    • The described technique ensures the aortic cannula never slips off, even at oblique angles.
    • Guide wire guidance enhances stability and reliability of cannula placement.
    • The technique proved safe and effective for accessing the ascending aorta.

    Conclusions:

    • This dilator-assisted Seldinger technique offers a safe and reliable method for aortic cannulation in pediatric cardiac surgery.
    • It simplifies the procedure and reduces the risk of cannula dislodgement.
    • The technique is recommended for minimally invasive pediatric cardiac procedures requiring aortic access.