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Figure 1 The FilterWire system. (Panel 1) The polyurethane porous membrane filter attached to a nitinol loop. (Panel 2) The filter is deployed distal to the lesion, and the nitinol loop self-expands to fit the vessel upon retraction of the delivery sheath. (Panel 3) Saphenous vein graft containing thrombus, seen as intraluminal filling defect (A), treated with percutaneous coronary intervention using FilterWire protection (B), achieving a good result after stenting (C).
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