Medical laboratory instrumentation

1
Medical laboratory instrumentation

• Chapter 4
• Clinical Instrumentation

2
Clinical Instrumentation

• Colorimeter is an optical electronic device that
  measures the color concentration of a substance
  in solution
• Densitometer is an optical electronic device
  that measures optical transmittance (density) of
  particles in fluid suspension
• Flame photometer is an optical electronic device
  that measure the color intensity of substances
  that have been aspirated into a flame

3
Clinical Instrumentation

• Spectrophotometer is an optical electronic
  device that measures light absorption at various
  wavelengths for a given liquid sample
• Blood cell analyzer is a device that measures the
  number of red and white blood cells per scale
  volume

4
Clinical Instrumentation

• pH and blood gas analyzer is a device which
  measures blood pH (acid-base balance), Po2, Pco2
• Chromatograph is an electromechanical device used
  to separate, identify, and measure the
  concentration of substances in a liquid medium

5
Clinical Instrumentation

• Autoanalyzer is an electromechanical-electronic
  device that sequentially measures and displays
  blood chemistry analysis