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Transvenous Lead Extraction in Patients with Congenital Heart Disease
Andrea Csillik1,2, Rita Beata Gagyi3, Attila Kardos4
1Department of Cardiology, Buda Hospital of the Hospitaller Order of St. John of God, 1027 Budapest, Hungary.
Insights
Transvenous lead extraction (TLE) using powered mechanical sheaths in congenital heart disease (CHD) patients is safe and effective. Outcomes and complexity in CHD patients are comparable to those without CHD, demonstrating successful advanced technique application.
Area of Science:
- Cardiology
- Electrophysiology
- Congenital Heart Disease
Background:
- Congenital heart disease (CHD) patients often require transvenous pacemaker (PM) or implantable cardioverter defibrillator (ICD) leads.
- Lead extraction (TLE) is a necessary procedure for a subset of these patients.
- The use of advanced tools like powered mechanical sheaths in TLE for CHD patients warrants investigation.
Purpose of the Study:
- To evaluate the outcomes and complexity of transvenous lead extraction (TLE) in congenital heart disease (CHD) patients.
- To specifically assess the efficacy and safety of using powered mechanical sheaths in TLE for CHD patients.
Main Methods:
- Retrospective analysis of 175 consecutive TLE procedures.
- Comparison of 13 TLEs in CHD patients versus 162 TLEs in non-CHD patients.
- Data collected on patient demographics, lead characteristics, procedural success, and complications.
Main Results:
- CHD patients were younger at lead implantation and extraction compared to non-CHD patients.
- Leads extracted from CHD patients were significantly older than those from non-CHD patients.
- Procedural success (92% vs. 87%), clinical success (100% vs. 91%), and complication rates (0% vs. 11%) were comparable between groups.
- Rotational mechanical sheaths were used in 61% of CHD extractions versus 38% of non-CHD extractions without significant difference in outcomes.
Conclusions:
- Transvenous lead extraction using rotational mechanical sheaths is a safe and effective advanced technique for CHD patients.
- The outcomes and complexity of TLE in CHD patients are comparable to those in non-CHD patients.
- Powered mechanical sheaths facilitate successful TLE in this specialized patient population.
Abstract:
Background/Objectives: A significant subset of congenital heart disease (CHD) patients undergo a transvenous pacemaker (PM)/implantable cardioverter defibrillator (ICD) lead extraction (TLE) in their lifetime. We aimed to report on the outcome and complexity of TLEs in CHD patients for whom a powered mechanical sheath was used. Methods: This retrospective study included 175 consecutive TLEs performed at our centre. Overall, 13 TLEs in CHD patients and 162 TLEs in non-CHD patients were performed. A total of 264 leads were extracted. Results: CHD patients were younger than non-CHD patients at the time of their first lead implant (21.2 ± 17 vs. 57.1 ± 18 years; p < 0.01) and at the time of lead extraction (33.38 ± 13 vs. 63.31 ± 16 years; p < 0.01). The leads extracted from CHD patients were significantly older than the leads extracted from non-CHD patients (median: 8.0 vs. 4.0 years; p < 0.01). CHD patients and non-CHD patients did not differ in terms of the procedural (92% vs. 87%; p = 0.581) and clinical success rates (100% vs. 91%; p = 0.269). The two patient groups did not differ in terms of their procedural complication rate (0% vs. 11%; p = 0.191). There were no differences in the extraction techniques used, i.e., rotational mechanical sheaths were used in 61% of CHD extractions and in 38% of non-CHD extractions; p = 0.11. Conclusions: TLEs that use rotational mechanical sheaths as an advanced technique can be safely and effectively performed in CHD patients. The outcome and complexity of TLEs in CHD patients are comparable with those in non-CHD patients that undergo this procedure.
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