Managing Leakage from Post-Release Device Shift During Left Atrial Appendage Closure Using a Disc Occluder
HeartRhythm
OCTOBER 27, 2024
A LAmbre disc occluder (LifeTech Scientific, Shenzhen, China), size 24–30 mm (comprising a 24-mm fixed umbrella and a 30-mm sealing disc) was deployed in a wing-shaped left atrial appendage (LAA), with its sealing disc closely attached to the pulmonary ridge (PR; red dashed line) before release. Post-release, as shown in Figure 1A and the Supplemental Video, while the umbrella remained in place within the landing zone, the upper part of the sealing disc (yellow dotted line) shifted away from the
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