DEVICES, SYSTEMS, AND METHODS FOR LOCALLY ENGAGING TISSUE USING SUCTION

Systems and methods for locally engaging tissue using suction. In at least one catheter device embodiment, the catheter device comprises an engagement catheter having a proximal end, a distal end, and a vacuum lumen therethrough operably coupling the proximal and distal ends; an elongated tube of a...

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Hauptverfasser: ARIELY, Adam, LOOS, Jeff, MATSUURA, David G, PHILLIPS, Matthew J, MANSFIELD, George A, KASSAB, Ghassan S, KLOS, Brad
Format: Patent
Sprache:eng
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Zusammenfassung:Systems and methods for locally engaging tissue using suction. In at least one catheter device embodiment, the catheter device comprises an engagement catheter having a proximal end, a distal end, and a vacuum lumen therethrough operably coupling the proximal and distal ends; an elongated tube of a shape memory material having a plurality of elongated strips removed from a length of the elongated tube to form elongated shape memory tines at a distal end of the tube, wherein the shape memory tines flare outward away from a central axis to form a fluted distal end; and an elastomeric coating disposed over the elongated shape memory material tines to form a suction cup shape.