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Related Experiment Videos

Thin bipolar leads: a solution to problems with coaxial bipolar designs.

S C Adler1, A J Foster, R S Sanders

  • 1Intermedics, Inc. Angleton, Texas 77515.

Pacing and Clinical Electrophysiology : PACE
|November 1, 1992
PubMed
Summary

A novel bipolar lead offers enhanced reliability and thinner design compared to standard leads. This improved lead shows promise for market release, potentially matching unipolar lead performance.

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Area of Science:

  • Biomedical Engineering
  • Medical Device Design

Background:

  • Standard coaxial bipolar leads face limitations in size and reliability.
  • Existing lead designs necessitate improvements for better patient outcomes.

Purpose of the Study:

  • To introduce and evaluate a new bipolar lead design.
  • To assess the reliability and performance of the novel lead compared to existing standards.

Main Methods:

  • Bench testing for reliability assessment.
  • Fatigue performance comparison using bifilar DFT coils versus trifilar MP35N coils.
  • Initial animal studies to evaluate lead stability and electrode thresholds.

Main Results:

  • The new bipolar lead demonstrated superior fatigue performance.

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  • Bench tests confirmed the lead's reliability.
  • Animal studies showed stable electrode thresholds without reliability concerns.

    • Conclusions:

    • The new bipolar lead design exhibits enhanced reliability and fatigue performance.
    • This novel lead may soon offer a size and reliability comparable to unipolar leads.
    • Continued success in testing could lead to the market introduction of this advanced bipolar lead.