| 摘要 |
A catheter comprising at least one inlet opening (7), (8) at its one end, at least one outlet opening (9) at its other end and at least one intermediate opening (10), (11) in between, which is adapted so that it can be closed whilst the said inlet and outlet openings are kept open. …<??>The invention is characterized in that the said intermediate opening or intermediate openings (10), (11) is/are arranged on an essentially cylindrical part with a slide (2) displaceable thereover for the opening and closing of this opening or these openings. …<??>The catheter is used in particular for the withdrawal of blood from the "inferior vena cava" and from the right auricle of the heart and/or the "superior vena cava" respectively. |
