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Related Experiment Videos

Plastic-coated guide wire for hepatic arteriography.

K Takayasu1, Y Muramatsu, N Moriyama

  • 1Department of Diagnostic Radiology, National Cancer Center Hospital, Tokyo, Japan.

Radiology
|February 1, 1988
PubMed
Summary
This summary is machine-generated.

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A new hydrophilic-coated guide wire improved superselective catheterization in hepatic arteriography, increasing success rates and reducing complications like spasm and injury compared to conventional wires.

Area of Science:

  • Interventional Radiology
  • Biomedical Engineering
  • Vascular Surgery

Background:

  • Superselective catheterization of hepatic arteries is crucial for targeted therapies.
  • Conventional spring guide wires present challenges in achieving precise catheter placement.
  • Development of advanced guide wire technology is needed to improve procedural outcomes.

Purpose of the Study:

  • To evaluate the efficacy and safety of a novel superelastic alloy guide wire with a hydrophilic coating for hepatic arteriography.
  • To compare the performance of the new guide wire against a conventional spring wire in superselective catheterization procedures.

Main Methods:

  • A prospective study involving 15 patients using the new hydrophilic-coated guide wire.
  • A comparative group of 25 patients utilizing a conventional spring wire.

Related Experiment Videos

  • Assessment of catheterization success rates and complication frequencies.

    • Main Results:

    • Successful catheterization of hepatic arteries was achieved in 93.3% of cases with the new wire, versus 76.0% with the conventional wire.
    • Complication rates, including arterial spasm and subintimal injury, decreased significantly from 28.0% to 6.7% with the new guide wire.
    • The novel guide wire demonstrated superior performance in achieving superselective arterial access.

    Conclusions:

    • The hydrophilic-coated, superelastic alloy guide wire is a safe and effective tool for superselective hepatic arteriography.
    • This new technology offers significant advantages over conventional wires, enhancing procedural success and patient safety.
    • Further adoption of this advanced guide wire may improve outcomes in interventional oncology and other hepatic artery interventions.