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 Concept Videos

Measurement of Fluid Pressure01:16

Measurement of Fluid Pressure

Fluid pressure is commonly measured using devices called manometers, which rely on liquid columns to indicate pressure differences. The height of a liquid column in a manometer reflects the pressure exerted by the fluid, providing a simple yet effective means of measurement. Different types of manometers serve specific purposes based on their configurations and the type of fluids involved.
A basic form of manometer is the piezometer, a vertical tube open at the top and filled with the same...
Assessment of blood pressure in brachial artery(two-step method)01:23

Assessment of blood pressure in brachial artery(two-step method)

Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
Measurement of Blood Pressure01:17

Measurement of Blood Pressure

Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a stethoscope.
Equipments Used To Measure Blood Pressure01:30

Equipments Used To Measure Blood Pressure

Direct Method
This invasive approach involves cannulating a peripheral artery. During each cardiac contraction, pressure generates mechanical motion within the catheter, transmitted through rigid, fluid-filled tubing to a transducer. This transducer converts mechanical motion into electrical signals displayed as waveforms on a monitor. An automatic flushing system prevents blood backflow. Due to the potential risk of unexpected arterial blood loss, this method is primarily used in intensive...
Sites for measuring blood pressure01:21

Sites for measuring blood pressure

Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement

You might also read

Related Articles

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

Sort by
Same author

Dichromated Gelatin in Optics.

Gels (Basel, Switzerland)·2025
Same author

Artery Pulse Waveform Acquired with a Fabry-Perot Interferometer.

Sensors (Basel, Switzerland)·2024
Same author

Fabry-Perot Interferometer Used to Measure Very Low Static Pressure Measurements.

Sensors (Basel, Switzerland)·2023
Same author

Surface Profile Studies of Photoinduced Gratings Made with DCG Films with Optional Papain Development.

Gels (Basel, Switzerland)·2022
Same author

Birefringent optofluidic gratings.

Optics express·2020
Same author

Liquid refractive index measured through a refractometer based on diffraction gratings.

Optics express·2019
Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026
Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026
Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026
Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026
Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026
Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026
See all related articles

Related Experiment Video

Updated: Jun 18, 2026

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques
10:53

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

Published on: March 12, 2019

Pressure measurements through image analysis.

Sergio Calixto1, Francisco J Sánchez-Marin, M E Sánchez-Morales

  • 1Centro de Investigaciones en Optica, Loma del Bosque 115, Leon, Gto. C.p. 37150, Mexico. scalixto@cio.mx

Optics Express
|November 13, 2009
PubMed
Summary
This summary is machine-generated.

A novel optical method uses a flexible lens to measure pressure in liquids and gases. By analyzing image visibility, this technique infers pressure, offering a new approach for pressure sensing.

More Related Videos

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom
06:26

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom

Published on: February 25, 2022

The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe
08:53

The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe

Published on: December 3, 2016

Related Experiment Videos

Last Updated: Jun 18, 2026

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques
10:53

Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

Published on: March 12, 2019

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom
06:26

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom

Published on: February 25, 2022

The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe
08:53

The Measurement of Unsteady Surface Pressure Using a Remote Microphone Probe

Published on: December 3, 2016

Area of Science:

  • Optics
  • Fluid Mechanics
  • Material Science

Background:

  • Accurate pressure measurement is crucial in various scientific and industrial applications.
  • Existing pressure sensing methods may have limitations in certain environments or with specific media.

Purpose of the Study:

  • To introduce a new, non-invasive optical method for pressure measurement.
  • To demonstrate the feasibility of using a flexible lens for pressure sensing in liquids and gases.

Main Methods:

  • Employing a flexible lens whose optical properties change with applied pressure.
  • Capturing images of a reference object through the flexible lens.
  • Analyzing the visibility or quality of the formed images to correlate with pressure.

Main Results:

  • The visibility of the object's images directly correlates with the pressure applied to the flexible lens.
  • The method successfully infers pressure in both liquid and gaseous media.
  • Demonstrated a novel pressure sensing mechanism based on dynamic lens imaging.

Conclusions:

  • The proposed optical method offers a promising new technique for pressure measurement.
  • Flexible lenses provide a versatile platform for developing innovative pressure sensors.
  • This approach has potential applications in fields requiring remote or non-contact pressure monitoring.