SURGICAL AND MEDICAL INSTRUMENTS AND APPARATUS, NAMELY CATHETERS, GUIDE WIRES AND SETS, ADAPTERS, DILATORS, OUTER SHEATS, SLEEVES, INTRODUCING SETS FOR THE INTRODUCTION OF CATHETERS, BALLOON CATHETERS AND ELECTRODES INTO THE VENOUS OR ARTERIAL SYSTEM, CONNECTORS AND CONNECTING PIECES, STOPCOCKS, ROTATORS, MANIFOLDS, ENDOPROTHESIS SETS FOR THE INTERNAL DRAINAGE OF BILE FROM THE BILIARY SYSTEM TO THE DUODENUM, PUSHERS, STENTS AND STENT SETS FOR THE INTERNAL DRAINAGE OF URINE FROM THE KIDNEY TO THE BLADDER, TUBING MATERIAL, NEEDLES, DRAIN TUBES, CANNULAS, VALVES, FIXING PLATES AND DISKS, CLIPS, BOUGIES, REMOVAL SLINGS, STONE BASKETS, GRASPING FORCEPS, DUODENAL SETS FOR THE DISPLAY OF THE BOWEL BY ADMINISTRATION OF CONTRAST-MEDIA, SECRETION AND URINE BAGS, BACTERIA FILTERS, AND SETS OF THE AFORESAID GOODS COMBINED; ELECTRO-MEDICAL UNITS, NAMELY ELECRICAL INFUSION, SUCTION AND WITHDRAWAL PUMPS; AND PARTS FOR THE ABOVE GOODS