Abstract: The disclosed invention provides a system and method for accurately and in a controllable manner removing layers of tissue, deposits and/or plaque off surfaces of body is cavity for example a blood vessel. According to an aspect of the current invention, a catheter (10) endarterectomy having a proximal end (12) and a distal end (14) is provided, the catheter comprising: a pair of inflatable balloons (16) disposed at said distal end, wherein a predefined distance separate between the centers of said balloons; said scraper (18) having at least one blade (40) disposed between said balloons, wherein said scraper is reciprocally movable between two positions one of which, which is the first position, is distally disposed to the other position, which is the second position, and at least one vacuum aperture (39) disposed adjacent to said at least one blade.