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Double Pump Sequential Constant Citrate Anticoagulation in General Hemodialysis

Li Tang1, Jiali Zhang1, Qijun Cheng2

  • 1Zigong Third People's Hospital, Sichuan 643000, China.

Applied Bionics and Biomechanics
|August 5, 2022
PubMed

Insights

Double-pump sequential anticoagulation is more effective than single-pump for preventing intravenous pot clotting during hemodialysis in patients with bleeding. This method offers a safe and efficient anticoagulation strategy for clinical use.

Area of Science:

  • Nephrology
  • Hematology
  • Medical Devices

Background:

  • Hemodialysis is a critical treatment for end-stage renal disease (ESRD).
  • Anticoagulation is essential during hemodialysis, especially in patients with bleeding complications.
  • Citrate anticoagulation is commonly used, but its efficacy with different pump systems requires investigation.

Purpose of the Study:

  • To compare the safety and efficacy of single-pump versus double-pump sequential anticoagulation using constant citrate in hemodialysis.
  • To evaluate the impact on anticoagulation effectiveness and patient safety.

Main Methods:

  • A randomized study involving 32 ESRD patients with hemorrhage.
  • Patients were divided into single-pump (n=17) and double-pump (n=15) groups.
  • Coagulation in the dialyzer and intravenous pot, serum calcium levels, and single-pool Kt/V were monitored.

Main Results:

  • Double-pump anticoagulation showed significantly fewer intravenous pot coagulations compared to the single-pump group.
  • Serum calcium levels behind the intravenous pot were lower at 2 hours in the double-pump group, returning to baseline post-dialysis.
  • Both methods achieved normal single-pool Kt/V values without statistically significant differences, and no adverse reactions were reported.

Conclusions:

  • Double-pump segmented sequential anticoagulation is superior to single-pump for intravenous pot anticoagulation in hemodialysis patients with bleeding.
  • This dual-pump method represents a simple, effective, and safe anticoagulation strategy for clinical hemodialysis.
Abstract

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