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Related Experiment Videos

Spontaneous twisting of an implanted pacemaker electrode in three cases

J Gialafos1, G Siamas, J Kandilas

  • 1State Cardiac Department, Athens Medical School, Hippokration Hospital, Greece.

Pacing and Clinical Electrophysiology : PACE
|May 1, 1995
PubMed
Summary

This study details three cases of unusual pacemaker lead twisting, a complication that can lead to dislodgment. A novel technique involving stylet stiffening successfully managed this pacing lead aberration.

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Area of Science:

  • Cardiology
  • Biomedical Engineering
  • Medical Device Technology

Background:

  • Pacemaker implantation is a common procedure for managing cardiac arrhythmias.
  • Lead integrity is crucial for effective pacemaker function and patient safety.
  • Lead aberrations, such as twisting, can compromise device performance.

Observation:

  • Three distinct cases of pacemaker lead twisting were observed at varying postoperative intervals.
  • The twisting occurred at different locations: near the generator, proximally, and within the right atrium.
  • One case involved dual-site twisting of the pacing lead.

Findings:

  • Pacemaker lead twisting is an uncommon but significant complication post-implantation.
  • Lead dislodgement was observed in one patient due to the aberration.

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  • The observed lead twisting occurred at different times after initial implantation.

    • Implications:

    • Successful management of lead twisting can be achieved through lead reimplantation with stylet stiffening.
    • This technique offers a viable solution for managing pacing lead aberrations.
    • Understanding and addressing lead twisting is important for optimizing long-term pacemaker outcomes.