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Related Experiment Videos

[Simulation of the heart action: a computer controlled module for the generation of variable flow patterns].

R Huttary1, M Verius, G Bodner

  • 1Universitäts-Klinik für Radiodiagnostik Innsbruck, Germany. mura@austromail.at

Ultraschall in Der Medizin (Stuttgart, Germany : 1980)
|August 29, 2001
PubMed
Summary

A computer-controlled pump was developed to generate reproducible, variable flow patterns for simulating hemodynamics in physiological models. This tool enables detailed studies of dynamic processes and long-term hemodynamic research.

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Area of Science:

  • Biomedical Engineering
  • Fluid Dynamics
  • Medical Device Development

Context:

  • Hemodynamics research requires accurate simulation of physiological blood flow.
  • Existing methods may lack reproducibility or control over flow patterns.
  • Understanding dynamic physiological processes necessitates precise flow simulation.

Purpose:

  • To develop a computer-controlled pump system for generating variable and reproducible flow patterns.
  • To simulate hemodynamic conditions in physiological model circuits with high fidelity.
  • To enable real-time control of signal parameters for dynamic flow studies.

Summary:

  • A novel computer-controlled pump module was engineered using an arbitrary function generator and PC-based profile creation.

Related Experiment Videos

  • Magnetic coupling of a DC motor to a geared pumphead ensures vibration-free, disturbance-free flow profiles.
  • Doppler sonography and pressure sensors validated the generated flow patterns against simulated physiological conditions.

    • Impact:

    • Facilitates high-reproducibility studies of physiological and pathological flow models.
    • Enables detailed investigation of dynamic processes in hemodynamics.
    • Supports long-term hemodynamic studies with precise, controllable flow simulations.