Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

High resolution gas volume change sensor.

Joris J J Dirckx1, Jef E F Aernouts, Johan R M Aerts

  • 1Laboratory of Biomedical Physics, University of Antwerp, Groenenborgerlaan 171, Antwerp, Flanders B-2020, Belgium.

The Review of Scientific Instruments
|June 8, 2007
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Minimally Invasive Intraoperative Laser Vibrometry (MIVIB)-A Peroperative Method to Measure Fixation of the Ossicular Chain.

Laryngoscope investigative otolaryngology·2025
Same author

Deep Learning for Single-Shot Structured Light Profilometry: A Comprehensive Dataset and Performance Analysis.

Journal of imaging·2024
Same author

Prestrain in the eardrum investigated using laser-ablation perforation: A proof of principle study on the New Zealand white rabbit.

Hearing research·2023
Same author

Blowing pressure stabilization method for the artificial excitation of reed instruments (L).

The Journal of the Acoustical Society of America·2023
Same author

Rabbit tympanic membrane thickness distribution obtained via optical coherence tomography.

Hearing research·2023
Same author

How does prestrain in the tympanic membrane affect middle-ear function? A finite-element model study in rabbit.

Journal of the mechanical behavior of biomedical materials·2022
Same journal

Fiber-optic triggering of a two-stage high-current linear transformer driver with laser energy below 100 μJ.

The Review of scientific instruments·2026
Same journal

Optimization of laboratory-scale x-ray absorption spectroscopy (XAS) apparatus for nuclear fuel research.

The Review of scientific instruments·2026
Same journal

Compressed multi-scale entropy and its application in mechanical fault diagnosis.

The Review of scientific instruments·2026
Same journal

Bidirectional drive and multi-resolution adjustment across frequency bands in inertial impact piezoelectric motors via multimodal resonant vibration.

The Review of scientific instruments·2026
Same journal

A magnetic field sensor based on flaky Terfenol-D material and dual fiber grating.

The Review of scientific instruments·2026
Same journal

A novel E-field eight-way cavity combiner for high-power S-band applications.

The Review of scientific instruments·2026
See all related articles

This study introduces a novel, highly sensitive sensor for accurately measuring gas volume changes at constant pressure. This optical detection method overcomes limitations of pressure-based measurements in physiological systems.

Area of Science:

  • Physiological measurement
  • Biotechnology
  • Sensor technology

Background:

  • Gas quantity changes are typically measured via pressure or volume. Pressure-based methods are common due to sensor availability. However, pressure fluctuations can interfere with gas exchange in physiological systems, altering gas quantity change rates.
  • Accurate measurement of gas flow in biological systems requires constant pressure conditions to avoid influencing gas exchange mechanisms.

Purpose of the Study:

  • To present a novel, highly sensitive sensor for quantitative measurement of gas volume change.
  • To enable gas flow studies in biological gas pockets under constant pressure conditions.
  • To overcome the limitations of traditional pressure-based gas measurement techniques in physiological contexts.

Main Methods:

  • Development of a sensor based on optical detection.

Related Experiment Videos

  • Utilizing the movement of a fluid droplet within a capillary to measure gas volume changes.
  • Implementing a system for quantitative measurements at a constant pressure.

    • Main Results:

    • The sensor provides highly sensitive quantitative measurements of gas volume change.
    • Achieved a measurement rate exceeding 15 measurements per second.
    • Demonstrated a resolution better than 0.06 microliters.
    • Observed minimal pressure artifacts (<15 Pa at onset, <10 Pa at constant rates).

    Conclusions:

    • The developed sensor enables accurate, high-resolution gas volume measurements at constant pressure.
    • This technology is suitable for studying gas flow in biological systems where pressure variations are detrimental.
    • The sensor offers a significant advancement over traditional methods, providing reliable data with minimal pressure interference.