An intravascular catheter device for treating a zone of attention located within a blood vessel comprising atherosclerotic material, said device comprising: a flexible catheter tube (30, 130, 230, 330); a handle assembly, wherein the flexible catheter tube (30, 130, 230, 330) extends from the handle assembly; an expandable portion (32, 132, 232, 332) secured to a distal end of said catheter tube (30, 130, 230, 330) and comprising a plurality of struts (34A, 34B, 134A, 134B, 134C, 134D, 234A, 234B, 334A, 334B) each defining an outward facing surface, the expandable portion (32, 132, 232, 332) being operable between a closed position, wherein the expandable portion (32, 132, 232, 332) has a first diameter, and an opened position, wherein the expandable portion (32, 132, 232, 332) has a second diameter that is larger than the first diameter; an inner sleeve (40, 140, 240, 340) traveling through the flexible catheter tube (30, 130, 230, 330) and in communication with the handle assembly, wherein the inner sleeve (40, 140, 240, 340) is configured to move the expandable portion (32, 132, 232, 332) between the opened and the closed positions; a grating tool (144, 244, 344) located on at least one of the struts (34A, 34B, 134A, 134B, 134C, 134D, 234A, 234B, 334A, 334B), wherein said grating tool (144, 244, 344) comprises a number of grating apertures and is configured to remove atherosclerotic material when the expandable portion (32, 132, 232, 332) is placed in the opened position and moved axially through the blood vessel; an embolic protection device located on and configured to surround at least a portion of the outer surface of the expandable portion (32, 132, 232, 332) when the expandable portion (32, 132, 232, 332) is located in both the opened and the closed position, wherein the embolic protection device is configured to capture the fragments of the atherosclerotic material grated by the grating tool (144, 244, 344); and an incising member (36, 136, 236, 336) provided on and extending from the outward facing surface of at least one of the struts (34A, 34B, 134A, 134B, 134C, 134D, 234A, 234B, 334A, 334B), the incising member (36, 136, 236, 336) having a sharpened edge located along an upper edge thereof wherein said sharpened edge extends substantially in parallel with a longitudinal axis of the expandable portion (32, 132, 232, 332) when the expandable portion (32, 132, 232, 332) is in the closed position and is configured to score atherosclerotic material when moved axially through in the blood vessel. a flexible catheter tube (30, 130, 230, 330); a handle assembly, wherein the flexible catheter tube (30, 130, 230, 330) extends from the handle assembly; an expandable portion (32, 132, 232, 332) secured to a distal end of said catheter tube (30, 130, 230, 330) and comprising a plurality of struts (34A, 34B, 134A, 134B, 134C, 134D, 234A, 234B, 334A, 334B) each defining an outward facing surface, the expandable portion (32, 132, 232, 332) being operable between a closed position, wherein the expandable portion (32, 132, 232, 332) has a first diameter, and an opened position, wherein the expandable portion (32, 132, 232, 332) has a second diameter that is larger than the first diameter; an inner sleeve (40, 140, 240, 340) traveling through the flexible catheter tube (30, 130, 230, 330) and in communication with the handle assembly, wherein the inner sleeve (40, 140, 240, 340) is configured to move the expandable portion (32, 132, 232, 332) between the opened and the closed positions; a grating tool (144, 244, 344) located on at least one of the struts (34A, 34B, 134A, 134B, 134C, 134D, 234A, 234B, 334A, 334B), wherein said grating tool (144, 244, 344) comprises a number of grating apertures and is configured to remove atherosclerotic material when the expandable portion (32, 132, 232, 332) is placed in the opened position and moved axially through the blood vessel; an embolic protection device located on and configured to surround at least a portion of the outer surface of the expandable portion (32, 132, 232, 332) when the expandable portion (32, 132, 232, 332) is located in both the opened and the closed position, wherein the embolic protection device is configured to capture the fragments of the atherosclerotic material grated by the grating tool (144, 244, 344); and an incising member (36, 136, 236, 336) provided on and extending from the outward facing surface of at least one of the struts (34A, 34B, 134A, 134B, 134C, 134D, 234A, 234B, 334A, 334B), the incising member (36, 136, 236, 336) having a sharpened edge located along an upper edge thereof wherein said sharpened edge extends substantially in parallel with a longitudinal axis of the expandable portion (32, 132, 232, 332) when the expandable portion (32, 132, 232, 332) is in the closed position and is configured to score atherosclerotic material when moved axially through in the blood vessel.