HISTOLOGICAL AND MORPHOMETRIC CHARACTERISTICS OF FLOW CAPACITY OF MICROSURGICALLY ANASTOMOSED 0.5 MM ARTERIES



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Abstract

Femoral arteries were cut and sutured in 9 rats in order to assess the flow capacity of microsurgically sutured 0.5 mm arteries. In 4 weeks rats were sacrificed. Light microscopy and morphometric analysis of a series of transverse epoxy semi-thin sections of the anastomotic zone revealed: intraluminal stenosis (n=2); replacement of muscular media tissue by connective tissue with a limited luminal narrowing (n=2); media healing (n=5) with a significant increase of inter-adventitial diameter and the width of intimo-medial complex with a tendency to lumen enlargement, and the possibility for 0.5 mm arteries to increase the flow capacity index when safe anastomotic techniques were applied.

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About the authors

M. M. Shchudlo

G. A. Ilizarov Russian Scientific Center for Restorative Traumatology and Orthopedics, Kurgan

Email: m.m.sch@mail.ru

N. A. Shchudlo

G. A. Ilizarov Russian Scientific Center for Restorative Traumatology and Orthopedics, Kurgan

Email: nshchudlo@mail.ru

T. A Stupina

G. A. Ilizarov Russian Scientific Center for Restorative Traumatology and Orthopedics, Kurgan

Email: StupinaSTА@mail.ru

L. Ya. Korostelyova

G. A. Ilizarov Russian Scientific Center for Restorative Traumatology and Orthopedics, Kurgan

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