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

Detecting arterial and venous obstruction in flaps.

H Svensson, P Svedman, J Holmberg

    Annals of Plastic Surgery
    |January 1, 1985
    PubMed
    Summary

    Laser Doppler flowmetry can detect reduced blood flow in skin flaps. Laser photometry may distinguish between arterial or venous issues, aiding clinical assessment of flap viability.

    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

    Curriculum for Vestibular Medicine (VestMed) proposed by the Bárány Society.

    Journal of vestibular research : equilibrium & orientation·2021
    Same author

    Single-nuclei transcriptomes from human adrenal gland reveal distinct cellular identities of low and high-risk neuroblastoma tumors.

    Nature communications·2021
    Same author

    Merkel cell carcinoma is still an unexpected diagnosis.

    Journal of the European Academy of Dermatology and Venereology : JEADV·2021
    Same author

    Anaerobic treatment of oil-contaminated wastewater with methane production using anaerobic moving bed biofilm reactors.

    Water research·2019
    Same author

    Recycling of MSWI-bottom ash in paved constructions in Sweden - A risk assessment.

    Waste management (New York, N.Y.)·2018
    Same author

    Body fat mass and the proportion of very large adipocytes in pregnant women are associated with gestational insulin resistance.

    International journal of obesity (2005)·2015

    Area of Science:

    • Biomedical Engineering
    • Surgical Research
    • Medical Devices

    Background:

    • Monitoring blood flow in surgical flaps is crucial for preventing tissue damage.
    • Existing methods may lack specificity in differentiating arterial versus venous compromise.

    Purpose of the Study:

    • To evaluate the efficacy of laser Doppler flowmetry and laser photometry in assessing island skin flap circulation in a porcine model.
    • To determine if these non-invasive techniques can differentiate between arterial and venous vascular compromise.

    Main Methods:

    • Island skin flaps based on the latissimus dorsi muscle were raised in domestic pigs.
    • Flap circulation was monitored using laser Doppler flowmetry, laser photometry, and transcutaneous carbon dioxide (tCO2) measurements.
    • Arterial and venous occlusions were performed, and venous outflow pressure was incrementally increased.

    Main Results:

    • Both arterial and venous occlusions resulted in significantly decreased laser Doppler flow values.
    • Laser photometry showed unchanged or slightly increased backscattered light during arterial occlusion, but a marked decrease during venous occlusion.
    • Transcutaneous carbon dioxide tension increased during both arterial and venous occlusions.
    • Increased venous outflow pressure led to proportional decreases in laser Doppler flow and laser photometry readings.

    Conclusions:

    • Laser Doppler flowmetry is a potentially valuable clinical tool for detecting reduced blood flow in transferred flaps.
    • Laser photometry may help clinicians determine whether compromised flap flow is due to arterial or venous issues.
    • These laser-based methods offer promising non-invasive approaches for real-time flap monitoring.

    Related Experiment Videos