The invention relates to medical apparatus and instruments, particularly relating to adjustable wheel-pressure medical forceps, comprising a right forceps arm, a housing, a knob, a left forceps arm, two axial troughs, a rotating shaft, a regulating wheel and a pulley groove, wherein, the housing is a shell the side face of which is a right-angle trapezoid; the housing is sheathed on the right forceps arm and the left forceps arm; one side of the housing with a right-angle side and the right forceps are fixed into a whole; the middle part of one side of the housing with a sloping side is provided with a vertical pulley groove; the two sides of the inner side of the pulley groove are respectively provided with a strip-type axial trough; two ends of the rotating shaft of the regulating wheelare respectively positioned in the two axial troughs; and the regulating wheel is positioned in the pulley groove of the housing. The medical apparatus and instruments of the invention can clamp absorbent cotton all the time without long-time force applied by fingers, thus avoiding fatigue generation of fingers in the disinfectant process when the medical care personnel uses the forceps to clamp the absorbent cotton, and has the advantages of labor saving and convenient operation.