FIELD: medicine, surgery. SUBSTANCE: free controllable tip piece at on controllable portion at distal end of instrument and control device its proximal end are interconnected by plurality of axially movably, deflecting wires extending through instrument. Manipulations with control device provide deflection of portion under control at 360 deg. around instrument axis without axial rotation of instrument itself. EFFECT: proposed elongate instrument can be used either as controllable wire guide, or as catheter for coronary angioplastics. 15 cl, 11 dwg
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