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Implantable Loop Recorder with Long Sensing Vector: Safety, Acceptability, and Sensing Performance in Pediatric
Giovanni Domenico Ciriello1,2, Nicola Grimaldi3, Giovanni Papaccioli3
1Adult Congenital Heart Disease Unit, Monaldi Hospital, Via Leonardo Bianchi, 80131, Naples, Italy. gdciriello@gmail.com.
Pediatric Cardiology
|December 28, 2022
Summary
Implantable loop recorders (ILRs) with a long sensing vector offer excellent signal quality and safety in pediatric patients. This technology effectively detects arrhythmias and is well-tolerated, improving diagnosis for children.
Area of Science:
- Pediatric Cardiology
- Medical Devices
- Cardiac Electrophysiology
Background:
- Implantable loop recorders (ILRs) are crucial for long-term cardiac rhythm monitoring.
- Previous studies show ILR benefits in pediatric patients.
- A novel ILR with a long sensing vector aims to enhance signal quality (P wave visibility, R wave amplitude).
Purpose of the Study:
- To evaluate the safety, signal quality, and diagnostic yield of a long sensing vector ILR in pediatric patients.
- To assess patient acceptability of this new ILR technology in a young population.
Main Methods:
- A series of 25 pediatric patients received a long sensing vector ILR.
- Data collected included sensing performance (R wave amplitude, P wave visibility), complications, and diagnostic yield.
- Patient acceptability was assessed via questionnaire.
Main Results:
- 100% insertion success rate with no complications.
- Median R wave amplitude was 1.15 mV; P waves were visible in 96% of patients.
- The device was well-accepted and tolerated, with a 20% diagnostic yield for symptom-rhythm correlation and 24% for ruling out arrhythmias.
Conclusions:
- The long sensing vector ILR demonstrates good signal quality and an excellent safety profile in pediatric patients.
- This device is well-accepted and tolerated by children, offering valuable diagnostic capabilities.
- Further research can confirm its utility in managing pediatric arrhythmias.
