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

Challenging Alexis Carrel: a study in alternate microvascular techniques.

A J Aviles1, S Theodorou, M Sekosen

  • 1Department of Surgery, Cook County Hospital, Chicago, IL, USA. aaviles86@hotmail.com

Neurological Research
|February 25, 2005
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

Twin left circumflex arteries in a patient undergoing aortic valve replacement.

European review for medical and pharmacological sciences·2014
Same author

Isolated single coronary artery with dual right coronary artery distribution. A rare anatomical variation.

Herz·2011
Same author

Motor neurone excitability in back muscles assessed using mechanically evoked reflexes in spinal cord injured patients.

Journal of neurology, neurosurgery, and psychiatry·2005
Same author

Towards improved clinical and physiological assessments of recovery in spinal cord injury: a clinical initiative.

Spinal cord·2004
Same author

Alveolar fluid reabsorption is impaired by increased left atrial pressures in rats.

American journal of physiology. Lung cellular and molecular physiology·2001
Same author

Laparoscopic treatment of two patients with omental infarction mimicking acute appendicitis.

JSLS : Journal of the Society of Laparoendoscopic Surgeons·2001

New microvascular repair techniques that avoid intimal damage show comparable patency rates to traditional methods. These extraluminal approaches minimize intimal trauma, reducing thrombosis and promoting faster healing.

Area of Science:

  • Vascular surgery
  • Microsurgery
  • Histopathology

Background:

  • Alexis Carrel's full-thickness vascular repair technique was foundational.
  • Modern microvascular techniques aim to minimize intimal trauma to prevent thrombosis.
  • This study compares standard full-thickness repair with newer extraluminal methods.

Purpose of the Study:

  • To compare the efficacy of standard full-thickness vascular anastomotic repair with extraluminal techniques.
  • To evaluate patency rates, thrombosis, inflammation, endothelialization, and intimal hyperplasia.
  • To assess the impact of intimal preservation on healing.

Main Methods:

  • Thirty-two end-to-end anastomotic repairs in rat femoral arteries (<1 mm diameter).
  • Group I: Full-thickness repair (n=13).

Related Experiment Videos

  • Groups II & III: Extraluminal repairs including partial-thickness suturing (n=12) and VCS microclip (n=7).
  • Histopathological evaluation of casted samples at 1 and 3 weeks.

    • Main Results:

    • No significant difference in patency rates between intraluminal and extraluminal techniques (92% vs. 94%).
    • Partial-thickness suture repairs achieved 100% patency.
    • Extraluminal repairs showed localized inflammation and faster endothelialization without intimal proliferation.
    • Intimal hyperplasia was observed in the full-thickness group.

    Conclusions:

    • Partial-thickness anastomotic repair offers comparable patency to full-thickness techniques.
    • Extraluminal repairs, by preserving the intima, promote reduced inflammation and accelerated endothelialization.
    • These findings support less invasive microvascular repair strategies.