This experimental study was done to compare the fate of microarterial grafts versus microvenous grafts. Based on morphological aspects, patency rates, and histological features, the arterial grafts gave better long-term results than the venous grafts--due mainly to an absence of subintimal fibrotic changes in the microarterial grafts.
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http://dx.doi.org/10.1097/00006534-197902000-00015 | DOI Listing |
Int J Surg Case Rep
November 2023
Department of Medical, Surgical and Health Sciences, Urology Unit, University of Trieste, Trieste, Italy. Electronic address:
Introduction And Relevance: Microsurgical revascularization stands as the preferred method for addressing erectile dysfunction (ED) resulting from traumatic penile arterial insufficiency. Traditional microarterial bypass surgery (MABS) techniques have typically relied on utilizing the inferior epigastric artery (IEA) as the graft vessel. However, issues such as endothelial dysfunction in the vessel and alterations in abdominal tissue can negatively impact surgical outcomes.
View Article and Find Full Text PDFMicrosurgery
February 2018
Microvascular Research Laboratory, Department of Orthopedic Surgery, Mayo Clinic, Rochester, Minnesota.
Introduction: Vascularized bone allotransplantation may provide new options for reconstruction of segmental defects if problems of long-term immune modulation can be solved. The current literature lacks an orthotopic large animal model, limited to bone and without the confounding effects of other tissue types, permitting a multifaceted evaluation before new methods are used clinically. The purpose of this study was to develop a large animal model for vascularized bone allotransplantation.
View Article and Find Full Text PDFJ Surg Res
September 2014
Division of Plastic, Reconstructive and Maxillofacial Surgery, Department of Surgery, University of Cape Town, Cape Town, South Africa.
Background: The use of fascial perforating vessels as recipients for microvascular composite tissue autotransplants has led to vessel diameter discrepancy becoming an increasingly common finding. Little evidence, however, is available to direct the choice of anastomotic technique where a discrepancy exists. We have been studying two methods of anastomosing arteries where a small-to-large discrepancy exists-a 45° section of the smaller vessel, and invaginating the smaller vessel inside the larger.
View Article and Find Full Text PDFJ Plast Surg Hand Surg
December 2012
Department of Plastic, Reconstructive and Aesthetic Surgery, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey.
A microanastomosis might tolerate a torsion up to 360°, but the effects of arterial microanastomosis torsion on the survival of the flap it supplies are unclear. The aim of this study was to investigate the consequences of microarterial anastomosis torsion on the groin flap in rats. Forty Sprague-Dawley rats were divided into five groups.
View Article and Find Full Text PDFLangenbecks Arch Surg
August 2010
School of Medicine, Nanjing University, Nanjing, Jiangsu, China.
Purpose: Microarterial anastomosis in rat small bowel transplantation (SBTx) remains technically difficult and time-consuming especially for beginners of microsurgery. In the exploration of the facilitated microarterial anastomosis strategies, we assessed the performance of n-butyl-cyanoacrylate-assisted suture technique (CAST) in comparison with simple continuous suture technique (SCST).
Methods: Allogeneic small bowel transplantation was performed in a rat combination of F344 to Lewis.
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