GRAFT COVER PART OF AN ENVOVASCULAR DELIVERY SYSTEM THIS PART IS USED TO COVER AND PROTECT THE STENT GRAFT UNTIL IT IS DEPLOYED IN THE PATIENT DURING A PROCEDURE. THE PARTS ARE MADE UP OF A LENGTH OF PLASTIC TUBING WITH AN OVER MOULDED PLASTIC SECTION AT ONE END. THE PARTS ARE MADE OF VARIOUS FORMS OF POLYAMIDE NYLON AND COME IN DIFFERENT SIZES. THESE PARTS ARE CRITICAL TO THE DEPLOYMENT OF THE STENT GRAFT DURING AN ENDOVASCULAR PROCEDURE.

CLASSIFICATION IS DETERMINED BY THE PROVISIONS OF THE GENERAL RULES 1 AND 6 FOR THE INTERPRETATION OF THE COMBINED NOMENCLATURE; NOTE 2 (B) TO CHAPTER 90 THE TEXT OF CODES 9018, 9018 39, 9018 39 00; THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 9018;