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Related Experiment Videos

Intraoperative Doppler coronary artery finder

P V Moulder, M J Teague, V J Manuele

    The Annals of Thoracic Surgery
    |November 1, 1977
    PubMed
    Summary
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    Finding coronary arteries or vascular grafts during revascularization can be difficult. A new Doppler ultrasonic probe offers a faster way to locate these critical vessels using simple audio feedback.

    Area of Science:

    • Cardiovascular Surgery
    • Medical Device Technology
    • Diagnostic Ultrasound

    Background:

    • Coronary revascularization procedures often face challenges in identifying target coronary arteries and existing vascular grafts.
    • Accurate vessel localization is crucial for successful surgical outcomes and patient safety.

    Purpose of the Study:

    • To evaluate the efficacy of a novel catheter-tipped, continuous-wave Doppler ultrasonic probe in expediting vessel identification during coronary revascularization.
    • To assess the utility of simple audio output from the Doppler probe for surgical guidance.

    Main Methods:

    • A prospective study involving coronary revascularization procedures.
    • Utilized a catheter-tipped, continuous-wave Doppler ultrasonic probe with audio feedback for vessel localization.

    Related Experiment Videos

  • Compared the time required for vessel identification with and without the Doppler probe.

    • Main Results:

    • The continuous-wave Doppler ultrasonic probe significantly reduced the time needed to locate coronary arteries and vascular grafts.
    • The simple audio output provided clear and actionable guidance to the surgical team.
    • No adverse events were associated with the use of the Doppler probe.

    Conclusions:

    • The catheter-tipped Doppler ultrasonic probe is an effective tool for expediting vessel identification in coronary revascularization.
    • This technology has the potential to improve efficiency and safety in cardiovascular surgical procedures.
    • Simple audio-based Doppler ultrasound represents a valuable advancement in surgical navigation for coronary artery bypass grafting and graft assessment.