Date post: | 29-Sep-2015 |
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HEMATOLOGY AUTOMATION
Principles of Automated Cell Counts
Electronic Impedance
Optical Scatter
Radiofrequency
Flow Cytometry
Hydrodynamic Focusing
Laminar Flow
Electronic Impedance
Changes in electrical resistance between two electrodes as cells pass through a sensing aperture
Voltage changes
Low voltage direct current resistance
Electronic Impedance
Radiofrequency
High voltage electromagnetic current
Measurable changes in RF signal proportional to cell interior density or conductivity
Optical Scatter
Manufacturers
Beckman Coulter
Sysmex
Abbott
Siemens
ABX
Machine Principles
Histograms
Histograms
Histograms
Scattergram
Troubleshooting
Troubleshooting
Quality Assurance
Preanalytic, Analytic and Postanalytic
Quality Control- internal and external
Statistical QC