performance parameter The upper limit of the single hook load is 10000CC physiological saline (10KG) The upper limit of the total load is 40000 CC (40KG) Four independent hooks The hook height is equipped with corresponding high accuracy, and different heights can be selected to ensure more sufficient perfusion water pressure during surgery. Height adjustment range medical blood transfusion and infusion heaters. Indicating scale corresponding locking button can be operated to operate the correspond ing hook to meet the usage needs of different surgeries.