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[Evaluation of Cell-Dyn 3500 in extreme values]
B Schweizer1, H Egelhofer, J Tarricone
1Centre Départemental de Transfusion Sanguine de Grenoble, La Tronche, France.
Nouvelle Revue Francaise D'Hematologie
|July 1, 1994
Summary
This study validates the Cell-Dyn 3500 for blood bank quality control. It demonstrates good linearity, low contamination, and excellent repeatability for labile blood product testing.
Area of Science:
- Hematology
- Clinical Laboratory Science
Context:
- Quality control of labile blood products is essential for patient safety and regulatory compliance.
- Ministerial orders mandate specific standards for blood product manufacturing and testing.
- The Cell-Dyn 3500, with its unique technology and veterinary module, presented an opportunity for evaluation in a blood bank setting.
Purpose:
- To evaluate the performance of the Cell-Dyn 3500 analyzer in a blood bank quality control laboratory.
- To assess the linearity, intersample contamination, and repeatability of cell counts for labile blood products using the Cell-Dyn 3500.
Summary:
- The Cell-Dyn 3500 was evaluated using 22 samples, assessing linearity across a range of dilutions for red blood cells, white blood cells, platelets, and hematocrit.
- Intersample contamination was measured, with low levels observed for white blood cells and negligible levels for platelets.
- Repeatability testing, performed on three samples 20 times each, showed excellent variation coefficients, indicating reliable performance.
Impact:
- The findings support the use of the Cell-Dyn 3500 as a reliable instrument for quality control of labile blood products in blood banks.
- This evaluation contributes to ensuring the accuracy and safety of blood transfusions through validated testing methods.