An electric motor arrangement for a medical, especially dental, tool handle, which is extremely compact and resistant to sterilizing temperatures due to a plurality of advantageous embodiments. The electric motor arrangement is characterized by the following properties: the use of a light source based on SMD-LED or LED as a semiconductor chip the shortening of the INTRAmatic coupling to between 20 mm and 25 mm a hermetically extruded stator comprising integrated media tubes and molded connection sockets the stator winding is embodied as a coil segment winding instead of an H winding or triangle and the winding head has openings for media tubes.
