| 摘要 |
The invention relates to a blood processing device using extra-corporeal circulation and comprising a filter (2) with a semipermeable membrane (5); a blood circuit (7, 3, 6); a dialysate circuit comprising the secondary filter chamber (4) and at least one drainage line (8) for a flow of spent fluid to be discharged from the filter into a drain (9); a first bag (11) in fluid communication with the drainage line; at least one first gravimetric weighin g means (21) linked to the first bag, means for controlling the active fluid flow on the drainage line (31, 32, 33); a control unit (41) connected to the first gravimetric weighing means and the fluid flow control means; a second bag (12) in fluid communication with the drainage line, wherein the control unit can receive the weight signals from the first gravimetric weighing mean s and control the control means to fill one of the bags with fluid while the other bag is emptied of fluid, and vice versa. The invention further relates to a disposable drainage line for use in the processing device. |
