| 摘要 |
An arrangement for the prevention of back flow during pumping of a fluid through a duct comprising an elastic pump segment (19c) included in a peristaltic pump (19), characterized by a check valve (100) arranged directly behind the pump segment (19c) and a blood filtering system comprising such an arrangement. …<??>The arrangement and the system in accordance with the invention are intended in particular to be used in connection with haemofiltration or plasmafers with supply of replacement fluid instead of the filtrate withdrawn. |
