A wireline cutter comprises a primary housing with a first axial bore configured to receive a wireline positioned within a well bore, and a first blade mounted within the primary housing and operable to cut the wireline. The trailer may include an axle and wheels so as to be mobile. Methods for treating such diseases are also described. This comb combs through hair smoothly with minimal friction and no pain to the scalp due to its round coils and its larger contact surface than the small and pointed teeth of other combs.