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Related Experiment Videos

Computer-assisted human semen analysis. Sampling errors and reproducibility.

K A Ginsburg1, K S Moghissi, E L Abel

  • 1Dept. of Obstetrics and Gynecology, Wayne State University School of Medicine, C.S. Mott Center for Human Growth and Development, Detroit, Michigan 48201.

Journal of Andrology
|March 1, 1988
PubMed
Summary
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Computer-automated semen analysis using videomicrography offers detailed sperm analysis. Stable results require at least 225 sperm, with four fields analyzed in triplicate for optimal accuracy in motility assessments.

Area of Science:

  • Reproductive Biology
  • Andrology
  • Medical Technology

Background:

  • Computer-automated semen analysis systems provide quantitative sperm motility data.
  • Videomicrography enhances the ease of assessing sperm velocity, progression, and head movement parameters.

Purpose of the Study:

  • Determine the minimum sperm count for stable results with a specific videomicrographic system (Cell-Soft).
  • Evaluate measurement variability and optimal sampling methods for ejaculates.
  • Assess the instrument's inherent variability in sperm movement analysis.

Main Methods:

  • Utilized a Cell-Soft videomicrographic system for semen analysis.
  • Determined the minimum number of spermatozoa required for reliable measurements.
  • Analyzed multiple microscope fields in triplicate to minimize coefficient of variation.

Related Experiment Videos

  • Quantified sperm motility, velocity, progression, and head movement parameters.

    • Main Results:

    • A minimum of 225 spermatozoa are needed for stable quantitative measurements.
    • Analyzing four microscope fields in triplicate yielded the lowest coefficient of variation.
    • Instrument variability was acceptable for most parameters (6.2%–15.4%), excluding mean amplitude of lateral head displacement.

    Conclusions:

    • Videomicrographic computer-automated semen analysis systems offer precise quantitative sperm assessment.
    • Established optimal parameters for sample size and analysis methods for reliable results.
    • Highlighted specific limitations, such as variability in head displacement measurements, for this technology.