Epicardial percutaneous or surgical left atrial appendage closure devices

Device name	Company	Design	Device sizes (mm)
LARIAT*^¶	SentreHeart	Endocardial and epicardial percutaneous access required. Magnetically assisted snaring of LAA.	LAA sizes up to 40 width, 20 height, 70 length
AtriClip*^Δ	AtriCure	Surgical/thoracotomy approach. Parallel clip with polyester mesh.	35, 40, 45, 50
TigerPaw II*^Δ^◊	Marquet	Surgical approach. Compliant soft silicone fastener.

LAA: left atrial appendage; CE: conformité Européenne (French for "European conformity").

* CE mark refers to any product that may be freely traded in any part of Europe (ie, European Union) economic area.

¶ Approved for tissue apposition, not specifically for LAA occlusion.

Δ United States Food and Drug Administration approved.

◊ Current class 1 recall, not commercially available.

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