Patent ID: 8551117

Claim:
A skin removal device comprising: a housing comprising a handle portion; a drum assembly removably coupled to the handle portion and comprising: a drum having an abrasive outer surface configured to abrade skin of a user during rotation of the drum; a recess formed in a first end of the drum; a hub coupled to a second end of the drum, the hub comprising an annular groove; and an electromechanical drive system disposed at least partially within the housing and configured to rotate the drum, the electromechanical drive system comprising: a drive shaft, at least a portion of which is received in the recess of the drum to rotatably fix the drive shaft relative to the drum such that the drum rotates with the drive shaft about an axis of the drive shaft; and an electric motor coupled to the drum assembly via a plurality of gears and the drive shaft; a mounting bracket extending from the housing and configured to support the drum assembly, the mounting bracket comprising at least one U-shaped support bracket configured to rotatably support the hub of the drum assembly, wherein the support bracket engages the annular groove to rotatably maintain a position of the drum assembly relative to the mounting bracket; wherein the drum assembly is movable in a lateral direction relative to the handle portion to enable insertion and removal of the drum assembly; and wherein when the drum assembly is removed from the housing, the drive shaft remains coupled to the housing.