| 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 weighing 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 means 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. |
