Related Experiment Videos
Intravascular extraction of problematic or infected permanent pacemaker leads: 1994-1996. U.S. Extraction Database,
C L Byrd1, B L Wilkoff, C J Love
1University of Miami School of Medicine, Florida, USA.
Pacing and Clinical Electrophysiology : PACE
|October 20, 1999
Summary
Pacemaker lead extraction success rates are high (93%) using intravascular techniques, with low complication rates (1.4% major). Physician experience and patient selection are key factors for successful lead removal.
Area of Science:
- Cardiology
- Medical Devices
- Interventional Procedures
Background:
- Approximately 10% of annually implanted pacemakers require removal due to failure or infection.
- Intravascular lead extraction techniques have evolved significantly.
- This study focuses on a period of stable techniques (1994-1996).
Purpose of the Study:
- To analyze the outcomes of intravascular pacemaker lead extraction.
- To identify factors influencing extraction success and complication rates.
Main Methods:
- Analysis of 3,540 lead extractions from 2,338 patients across 226 centers.
- Utilized locking stylets, dilator sheaths, snares, and retrieval baskets.
- Indications included infection, lead malfunction, and specific lead models.
Main Results:
- Complete lead removal was achieved in 93% of cases.
- Incomplete removal occurred in 5%, and 2% were not removed.
- Major complications occurred in 1.4% of patients, with lower rates at high-volume centers.
Conclusions:
- Contemporary intravascular lead extraction is highly successful with low complication rates.
- Factors like implant duration, physician experience, and patient demographics influence outcomes.
- Appropriate patient selection and physician expertise are crucial for safe and effective lead removal.