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Transvenous Lead Extraction (TLE) Procedure: Experience from a Tertiary Care Center in Thailand
Natcha Soontornmanokati1, Chulaporn Sirikhamkorn1, Nilubon Methachittiphan1
1Cardiology Unit, Department of Medicine, Faculty of Medicine Ramathibodi Hospital, Mahidol University, Bangkok, Thailand.
Insights
Transvenous lead extraction (TLE) in Thailand demonstrated high success rates (97.5%) for cardiac implantable electronic device complications. Procedures using laser and mechanical sheaths proved safe and effective, even in non-high-volume centers.
Area of Science:
- Cardiology
- Medical Devices
- Interventional Procedures
Background:
- Transvenous lead extraction (TLE) addresses late complications of cardiac implantable electronic devices (CIEDs).
- Limited data exists on TLE outcomes in Thailand.
Purpose of the Study:
- To evaluate the effectiveness and safety of TLE procedures in Thailand.
- To analyze outcomes of TLE at a single center.
Main Methods:
- Retrospective cohort study of TLE procedures at Ramathibodi hospital (January 2008 - December 2020).
- Analysis included 79 patients and 157 leads, focusing on infection-related indications.
Main Results:
- High clinical success rate of 97.5% was achieved.
- Infection was the primary indication for TLE (67.1%).
- Major complications occurred in 5.1% of patients, with one in-hospital mortality.
Conclusions:
- TLE utilizing laser and mechanical sheaths is effective and safe.
- These procedures are viable even outside high-volume centers.
Background:
Transvenous Lead Extraction (TLE) is a standard treatment for some late Cardiac Implantable Electronics Device (CIED) complications. The outcome of transvenous lead extraction procedure in Thailand is not robust.
Methods:
A Single-center retrospective cohort of TLE procedures performed at Ramathibodi hospital between January 2008 and December 2020 was studied.
Results:
There were 157 leads from 105 patients who underwent lead removal procedure during the specified period. Data analysis was performed from 79 TLE patients due to incomplete data and lead explant procedure of the excluded subjects. Mean patients' age was 57.7 ± 18.7 years, with 70.9% male. There were 82 pacemaker leads, 35 ICD leads, and 5 CS leads (mean number of leads were 1.54 ± 0.66 per patient), with mean implanted duration of 87.8 ± 68.2 months. Main indication for TLE was infection-related, which accounted for 67.1% of the cases. Overall clinical success rate was 97.5%. Mean operative time was 163.8 ± 69.5 min. Major complications occurred in 4 patients (5.1%) with one in-hospital mortality from severe sepsis.
Conclusion:
TLE using laser sheath and rotating mechanical sheath for transvenous lead extraction is effective and safe, even outside high-volume center.
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