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

Calculation of the pulsatile ocular blood flow.

C E Krakau1

  • 1Department of Experimental Ophthalmology, Malmoe, Sweden.

Investigative Ophthalmology & Visual Science
|August 1, 1992
PubMed
Summary

Determining pulsatile ocular blood flow is theoretically possible by analyzing the steepest decay rate, not pulse amplitude. Careful analysis of recording systems is crucial for accurate ocular blood flow measurements.

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

Spotting of disc haemorrhages on fundus pictures; on Kodachrome slides and on digitally enhanced images.

Acta ophthalmologica Scandinavica·2000
Same author

A computerised adaptometer.

Acta ophthalmologica Scandinavica·1998
Same author

An instrument for recording the ocular pulse wave.

Acta ophthalmologica Scandinavica·1995
Same author

A model for pulsatile and steady ocular blood flow.

Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie·1995
Same author

Disk hemorrhages and retinal vein occlusions in glaucoma.

Survey of ophthalmology·1994
Same author

Arguments for a vascular glaucoma etiology.

Acta ophthalmologica·1993

Area of Science:

  • Ophthalmology
  • Biomedical Engineering
  • Physiology

Background:

  • Pulsatile ocular blood flow is vital for maintaining eye health.
  • Accurate measurement of ocular blood flow remains a challenge.
  • Existing methods may not fully capture dynamic flow characteristics.

Purpose of the Study:

  • To propose a theoretical method for determining pulsatile ocular blood flow.
  • To identify the most relevant parameter for pulsatile ocular blood flow analysis.
  • To discuss the utility of Fourier series in analyzing ocular blood flow recordings.

Main Methods:

  • Theoretical modeling of pulsatile ocular blood flow.
  • Analysis of the steepest decay value (minimum of dV(t)/dt) as a key parameter.
  • Discussion of Fourier series expansion for signal processing.

Main Results:

  • The steepest decay value of the recorded signal, not pulse amplitude, is the pertinent parameter for determining pulsatile ocular blood flow.
  • Fourier series development offers advantages for analyzing pulsatile ocular blood flow data.
  • The significance of meticulous analysis of the recording system is highlighted.

Conclusions:

  • Pulsatile ocular blood flow can be theoretically determined using the steepest decay value.
  • Advanced signal processing techniques like Fourier series can enhance data interpretation.
  • Accurate measurement necessitates a thorough understanding and analysis of the recording system.

Related Experiment Videos