| 摘要 |
<p>The invention relates to an apparatus for sucking liquid, in particular blood, from a collecting location, through a suction conduit ( 4 ) having an inlet end ( 5 ), wherein a liquid additive, in particular a CPD solution, is fed through an outlet end ( 15 ) of a conduit for additives ( 13 ). The inlet end ( 5 ) and the outlet end ( 15 ) being fixated in respect of and close to each other such that the additive is fed out to the collection location ( 16 ) close to the inlet end ( 5 ) and is mixed with the liquid that is being sucked before it enters the inlet end. A dosage unit ( 12 ) is controlled in dependence of the sub pressure in the suction conduit ( 4 ) for to regulate the feeding of the additive in dependence of the quantity of liquid being sucked.</p> |
