| 摘要 |
<p>1480352 Dialysing blood SANDOZ Ltd 28 Aug 1974 [30 Aug 1973] 37663/74 Heading A5R Apparatus for haemodialysis includes a single fistula 10, an arterial line 12 for withdrawal of blood from a patient, a venous line 14 for conducting the blood towards the patient, an extracarpareal dialyser 20 connected between the lines, a pump 18 for forcing blood through the dialyser, occlusion means 16 for cyclically occluding the venous line as blood is withdrawn from the patient and occluding the arterial line as blood is returned to the patient, monitoring means 30 for monitoring the duration of the cylic occlusion and an electronic arrangement adapter to initiate a countermeanic signal when the duration of the cyclic occlusion exceeds a predetermined time increment. The signal may be fed to a blood pump to terminate its operation or to a humanly perceptible alarm.</p> |
