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A microcomputer-based procedure for carrying out rhinomanometry.

J C Stevens1, A S Jones, J Lancer

  • 1Department of Otolaryngology, Royal Hallamshire Hospital, Sheffield, UK.

Journal of Medical Engineering & Technology
|November 1, 1987
PubMed
Summary
This summary is machine-generated.

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This study introduces a standardized method for active anterior rhinomanometry, utilizing a microcomputer to improve the accuracy and consistency of nasal airway resistance measurements. The new technique overcomes common challenges in airflow and pressure variability for more reliable results.

Area of Science:

  • Respiratory Physiology
  • Medical Instrumentation
  • Otolaryngology

Background:

  • Nasal airway resistance measurement using anterior rhinomanometry faces challenges.
  • Variability in airflow and pressure, breathing irregularities, and inconsistent transitions between inspiration and expiration complicate readings.

Purpose of the Study:

  • To develop a standardized procedure for active anterior rhinomanometry.
  • To enhance the consistency and accuracy of nasal airway resistance determination.

Main Methods:

  • A microcomputer-implemented standard procedure for active anterior rhinomanometry was developed.
  • Measurements involved calculating nasal resistance from the mean of three sets of three readings with rest intervals.
  • A breathing guide and real-time display of flow-pressure curves were provided.

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Main Results:

  • The microcomputer system provides a breathing guide for subjects.
  • It displays individual and mean flow-pressure curves with standard deviations.
  • The system calculates left, right, and total nasal airway resistance.

Conclusions:

  • The standardized microcomputer-assisted procedure improves consistency in active anterior rhinomanometry.
  • This method addresses key challenges in nasal airway resistance measurement.
  • It offers a reliable approach for assessing nasal airflow dynamics.