... perfusion, pure ultrafiltration, sequential dialysis, low temperature dialysis, high - low sodium dialysis and heparin-free dialysis Kt/V ... blood perfusion, pure ultrafiltration, sequential dialysis, low temperature dialysis, high - low sodium dialysis and heparin-free dialysis. 1.3 ... a variety of curves of ultrafiltration;adjust the sodium ion concentration freely, which realizes the personalized ...