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Related Experiment Videos

Intravascular extraction of permanent pacemaker leads.

Susumu Nakamoto1, Hiroshi Oka, Zhiwei Zhang

  • 1Department of Cardiovascular Surgery, Kinki University School of Medicine, 377-2 Ohno-Higashi, Osakasayama, Osaka 589-8511, Japan.

Surgery Today
|November 22, 2002
PubMed
Summary

The intravascular countertraction technique successfully removed problematic cardiac leads in 92% of patients, with no serious complications. Choosing the largest locking stylet is key to avoiding valve injury during lead extraction.

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Area of Science:

  • Cardiology
  • Medical Devices

Background:

  • Infected, failing, or problematic cardiac leads pose management challenges.
  • Lead extraction is a critical procedure for patient care.

Purpose of the Study:

  • To evaluate the effectiveness and safety of the intravascular countertraction technique for cardiac lead removal.
  • To assess the success and complication rates associated with this method.

Main Methods:

  • The intravascular countertraction technique was used to extract 13 leads from 11 patients between 1990 and 2001.
  • Reasons for extraction included pacemaker infection and lead dysfunction.

Main Results:

  • The complete success rate for lead removal was 85%, with an overall success rate of 92%.

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  • No serious complications like cardiac rupture, vein injury, or death occurred.
  • Minor issues included incomplete removal in two cases, with no subsequent tricuspid regurgitation or signs of infection recurrence.

    • Conclusions:

    • The intravascular countertraction technique is a safe and effective method for cardiac lead extraction.
    • Proper technique, including selecting the largest possible locking stylet, is crucial to prevent complications such as valve injury.