Hematology Analyzer: An Instrument for Complete Blood Count Test
Hematology Analyzer |
What is a
ire?
A hematology analyzer, also known as hematology autoanalyzer or complete blood
count (CBC) machine, is a medical diagnostic instrument for measuring various
blood cell count parameters, including red blood cell count, white blood cell
count, hemoglobin, hematocrit, and platelet count. It is routinely used by
clinical laboratories for carrying out a complete blood count (CBC) test to
screen for or diagnose hematological conditions and disorders, infections,
anemia, and other health issues.
How does it Work?
A CBC machine uses advanced optics, hydrodynamics, and electronics to perform
an automated cell count and analysis of blood via the CBC test. In the sample
preparation stage, the instrument accurately divides the blood sample through
hydrodynamic focusing. It then illuminates the sample and uses precise
stereological principles for cell sizing and counting. A sophisticated detection
system captures digital images of individual cells from different angles using
flow cytometry techniques. The data and images are Hematology
Analyzer using powerful algorithms and artificial intelligence for CBC
parameters measurement and identification of abnormal cells. The results are
provided on a computer display within 15-30 minutes after loading the blood
sample.
Components and Technologies Used
Modern CBC machine use cutting-edge technologies like optics, microfluidics,
impedance counting, laser light scattering, Coulter principle, and digital
imaging. The key components are the sample loader, laser cell counter,
impedance cell counter, image analyzer, data processor, and display unit.
State-of-the-art models incorporate additional capabilities like white blood
cell differential analysis, reticulocyte counting, cell classification using
flow cytometric analysis, and automated slide making.
Advantages of Using a Hematology
Analyzer
There are numerous clinical benefits of using a CBC machine:
- Performs a complete automated CBC with accurate and precise results within a
short turnaround time.
- Helps in early diagnosis of hematological diseases and disorders like anemia,
infections, blood cancers, immune disorders, etc.
- Identifies abnormal cell populations and microscopic evaluation of abnormal
cells through digital imaging.
- Provides reticulocyte counts useful for monitoring bone marrow response and
hemolytic conditions.
- Can detect subtle cell abnormalities not seen on a manual smear for improved
disease detection.
- Minimizes pre-analytical errors compared to manual CBC methods and gives
objective results.
- Handles high testing volumes routinely with high reproducibility and
throughput.
- Stores patient records and generated data electronically for retrieval and
trend analysis.
- Eliminates manual labor and subjective interpretation, giving consistent CBC
profiles.
Common Hematology Analyzers in Use
Leading manufacturers offer different CBC machine models for clinical
laboratories of varying sizes and testing requirements. Some commonly used
analyzers are:
- Sysmex XN/XN-L Series - Optimized for high-volume labs with WBC differential
and reticulocyte percentage analysis.
- Beckman Coulter DxH Series - Known for accuracy and precision with additional
parameters like immature granulocyte analysis.
- Abbott Cell-Dyn Emerald - Compact design suitable for medium-sized labs with
automated slide staining.
- Mindray BC-6800 - Budget-friendly analyzer for routine CBC tests in
low-volume settings.
- Siemens Advia Series - High-end model used in large reference labs with
effective abnormal cell flagging.
- Roche Cobas 6000 - Fully automated CBC device integrated with clinical
chemistry analyzer.
Quality Control and Standardization
Hematology analyzers require daily, weekly, and monthly quality control
measures to ensure accuracy and precise functionality. Instrument calibration,
both automated and manual, must be performed as per the manufacturer's
guidelines. Strict adherence to pre-analytical sampling protocols and
internal-external quality control programs help standardize CBC test results
across instruments. Participation in external proficiency testing schemes
provides an independent evaluation of instrument performance over time. Advanced
analyzers have computer algorithms to monitor internal quality checkpoints
autonomously.
In the CBC machine delivers automated,
standardized, and accurate complete blood count testing which is invaluable for
an efficient hematological diagnosis and patient management. Continuous
technological innovations are expanding the application scope of these
instruments for effective disease screening and monitoring therapies.
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About Author:
Money Singh is a seasoned content writer with over four years of
experience in the market research sector. Her expertise spans various
industries, including food and beverages, biotechnology, chemical and
materials, defense and aerospace, consumer goods, etc. (https://www.linkedin.com/in/money-singh-590844163)
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