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Updated: Sep 28, 2026

Femoral Arterial and Venous Catheterization for Blood Sampling, Drug Administration and Conscious Blood Pressure and Heart Rate Measurements
09:38

Femoral Arterial and Venous Catheterization for Blood Sampling, Drug Administration and Conscious Blood Pressure and Heart Rate Measurements

Published on: January 24, 2012

Hydro- and hemodynamic effects of catheterization of vessels. IV. Catheterization in the dog

S Hellsten, H Pettersson

    Acta Radiologica: Diagnosis
    |January 1, 1977
    PubMed

    Insights

    Renal artery catheterization in dogs showed no hemodynamic effects until large catheters were used. Larger outer diameter catheters, close to the renal artery

    Area of Science:

    • Veterinary Medicine
    • Cardiovascular Physiology

    Background:

    • Renal artery catheterization is a common diagnostic and interventional procedure.
    • Understanding its hemodynamic impact is crucial for patient safety.

    Purpose of the Study:

    • To analyze the hemodynamic effects of renal artery catheterization in dogs.
    • To determine the influence of catheter size on blood pressure and renal blood flow.

    Main Methods:

    • Hemodynamic parameters (aortic and renal arterial blood pressure, renal blood flow) were measured in four dogs.
    • Measurements were taken before, during, and after catheterization using various catheter outer diameters.
    • Contrast medium injections were performed during the procedures.

    Main Results:

    • No significant changes in blood pressure or mean renal blood flow were observed with smaller catheters.
    • Hemodynamic effects, including changes in blood pressure and renal blood flow, were noted when using catheters with outer diameters approaching the inner diameter of the renal artery.

    Conclusions:

    • Catheter outer diameter is a critical factor in the hemodynamic effects of renal artery catheterization.
    • Using appropriately sized catheters minimizes the risk of adverse hemodynamic events during the procedure.

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