A surgical cleaning apparatus (1, 51, 101) comprising a housing (2, 52, 102), a drive shaft (3, 53, 103), wherein the drive shaft (3, 53, 103) is rotatably mounted in the housing (2, 52, 102), wherein the drive shaft (3, 53, 103) comprises a rear end (4, 104) for connecting to a drive unit, and wherein the drive shaft (3, 53, 103) comprises a front end (5, 55, 105) which is arranged opposite the rear end (4, 104), a plurality of elastically deformable bristles (6, 56, 106), wherein the elastically deformable bristles (6, 56, 106) are arranged at the front end (5, 55, 105) of the drive shaft (3, 53, 103) and are connected to the drive shaft (3, 53, 103), wherein the elastically deformable bristles (6, 56, 106) protrude at least partially from the housing (2, 52, 102), and wherein most or all of the elastically deformable bristles (6, 56, 106) extend away from the axis of rotation of the drive shaft (3, 53, 103), a pump for pumping a liquid, wherein the pump is connected to the drive shaft (3, 53, 103) and is to be driven by the drive shaft (3, 53, 103), a liquid supply line, wherein the liquid supply line is connected to the pump in such a way that a liquid can be suctioned through the liquid supply line and into the pump by the pump, a liquid discharge line (9, 59, 109), wherein the liquid discharge line (9, 59, 109) is connected to the pump in such a way that a liquid can be forced out of the pump and into the liquid supply line by the pump, wherein the liquid discharge line (9, 59, 109) comprises at least one liquid outlet opening (28, 78, 128) in the region of the elastically deformable bristles (6, 56, 106), wherein the liquid discharge line (9, 59, 109) opens in the direction of the elastically deformable bristles (6, 56, 106) through the at least one liquid outlet opening (28, 78, 128). a housing (2, 52, 102), a drive shaft (3, 53, 103), wherein the drive shaft (3, 53, 103) is rotatably mounted in the housing (2, 52, 102), wherein the drive shaft (3, 53, 103) comprises a rear end (4, 104) for connecting to a drive unit, and wherein the drive shaft (3, 53, 103) comprises a front end (5, 55, 105) which is arranged opposite the rear end (4, 104), a plurality of elastically deformable bristles (6, 56, 106), wherein the elastically deformable bristles (6, 56, 106) are arranged at the front end (5, 55, 105) of the drive shaft (3, 53, 103) and are connected to the drive shaft (3, 53, 103), wherein the elastically deformable bristles (6, 56, 106) protrude at least partially from the housing (2, 52, 102), and wherein most or all of the elastically deformable bristles (6, 56, 106) extend away from the axis of rotation of the drive shaft (3, 53, 103), a pump for pumping a liquid, wherein the pump is connected to the drive shaft (3, 53, 103) and is to be driven by the drive shaft (3, 53, 103), a liquid supply line, wherein the liquid supply line is connected to the pump in such a way that a liquid can be suctioned through the liquid supply line and into the pump by the pump, a liquid discharge line (9, 59, 109), wherein the liquid discharge line (9, 59, 109) is connected to the pump in such a way that a liquid can be forced out of the pump and into the liquid supply line by the pump, wherein the liquid discharge line (9, 59, 109) comprises at least one liquid outlet opening (28, 78, 128) in the region of the elastically deformable bristles (6, 56, 106), wherein the liquid discharge line (9, 59, 109) opens in the direction of the elastically deformable bristles (6, 56, 106) through the at least one liquid outlet opening (28, 78, 128).