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

An experimental study on viability of the devascularized trachea.

H Fujita1, H Kawahara, M Hidaka

  • 1Department of Thoracic and Cardiovascular Surgery, University of Occupational and Environmental Health, School of Medicine, Kitakyushu, Japan.

The Japanese Journal of Surgery
|January 1, 1988
PubMed
Summary

Preserving the right bronchial artery is crucial for maintaining tracheal viability after extensive devascularization. This surgical approach prevents tracheal necrosis by ensuring adequate blood flow to the cervical and mediastinal regions.

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

Production of matrix metalloproteinase-2 and metalloproteinase-3 related to malignant behavior of esophageal carcinoma. A clinicopathologic study.

Cancer·1992
Same author

[Radiolocalization of human esophageal cancer in athymic mice by a monoclonal antibody KIS-1: preliminary report].

Nihon Geka Gakkai zasshi·1992
Same author

Cystic adult granulosa cell tumor causing precocious pseudopuberty in a six-year-old girl.

Acta paediatrica (Oslo, Norway : 1992)·1992
Same author

[Adult T-cell leukemia with various pulmonary complications].

Nihon Kyobu Shikkan Gakkai zasshi·1992
Same author

Immuno-electron-microscopic localization of basic fibroblast growth factor in the dystrophic mdx mouse masseter muscle.

Cell and tissue research·1992
Same author

[Two cases of hypothyroidism with echocardiographic features similar to cardiomyopathy: one simulates hypertrophic and the other dilated cardiomyopathy].

Kokyu to junkan. Respiration & circulation·1992

Area of Science:

  • Thoracic Surgery
  • Vascular Surgery
  • Surgical Anatomy

Background:

  • Tracheal viability is dependent on its blood supply, primarily from the bronchial arteries.
  • Extensive devascularization can lead to tracheal ischemia and necrosis, complicating surgical outcomes.

Purpose of the Study:

  • To evaluate the impact of varying degrees of tracheal devascularization on tracheal viability.
  • To determine the influence of preserving the right bronchial artery on preventing ischemia in a widely devascularized trachea.

Main Methods:

  • Stepwise devascularization of the canine trachea was performed in three experiments.
  • Regional blood flow was measured after transecting bilateral bronchial arteries and devascularizing cervical and mediastinal segments.
  • Dogs were grouped based on the preservation of the right bronchial artery and followed for 2 months postoperatively.

Related Experiment Videos

Main Results:

  • Transecting bilateral bronchial arteries reduced tracheal blood flow to one-third; complete devascularization led to nil blood flow.
  • Preserving the right bronchial artery significantly mitigated blood flow reduction during extensive tracheal devascularization.
  • Preservation of the right bronchial artery prevented tracheal necrosis in cases of cervical and mediastinal devascularization.

Conclusions:

  • Extensive devascularization of the trachea, particularly the cervical and mediastinal segments, leads to significant reductions in regional blood flow and subsequent necrosis.
  • Preservation of the right bronchial artery is a critical factor in maintaining tracheal blood supply and preventing ischemic complications after devascularization.