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Are there increased periprocedural complications with the MRI-conditional Medtronic Revo SureScan Pacing System? : A
M Shurrab1,2,3, A Kaoutskaia4, A Baranchuk5
1Arrhythmia Services, Schulich Heart Centre, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Ontario, Canada. shurrabm@hotmail.com.
Summary
MRI-conditional pacemakers show higher rates of lead dislodgement and pericardial complications compared to conventional systems. This meta-analysis highlights potential safety concerns with specific MRI-conditional pacing systems.
Area of Science:
- Cardiology
- Medical Devices
- Biomedical Engineering
Background:
- Increasing use of magnetic resonance imaging (MRI)-conditional permanent pacemakers.
- Need to evaluate the safety of these advanced pacing systems.
- Comparison with conventional pacemaker systems is crucial for patient care.
Purpose of the Study:
- To conduct a meta-analysis examining the safety of MRI-conditional pacing systems.
- To compare complication rates between MRI-conditional and conventional pacemakers.
- To identify specific risks associated with MRI-conditional pacing technology.
Main Methods:
- Systematic electronic search of major scientific databases.
- Inclusion of studies comparing MRI-conditional (MRI group) and conventional (control group) pacemakers.
- Meta-analysis of outcomes from 6 studies involving 2,118 adult patients.
Main Results:
- MRI-conditional pacemakers (Medtronic 5086 leads) were used in 969 patients.
- Significantly higher rates of pacemaker lead dislodgement in the MRI group (3% vs. 1%, OR 2.47).
- Significantly higher rates of pericardial complications in the MRI group (2% vs. 1%, OR 4.23).
Conclusions:
- The Medtronic MRI-conditional pacing system demonstrated significantly higher rates of lead dislodgement.
- Pericardial complications were also significantly more frequent with the MRI-conditional system.
- These findings indicate potential safety concerns requiring further investigation for MRI-conditional pacing systems.
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