Continuous renal replacement therapy (CRRT), If your patient is critically ill with sensitive kidney injury, CRRT is one of the primary therapies. -The aim of any CRRT is to replace the lost function of kidneys. - MEDICA offers a range of 8 HEmofilters on Medisulfone®, and it is available in different surfaces for use on all ages. -The range of Medica Hemofilters is: -DO50, D150 for paediatric treatment. -D200, D300, D300H, D350, D400, and D500 for adult treatment.