External Venous Drainage (EVD) System: A Practical Standardized Approach to Venous Congestion in Free Flaps

2026 Preprint

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Authors: Marco Marcasciano, Jacopo Nanni, Chad Chang, Guido Firmani, Yasser Farid, Iván Enrique Rodríguez Mantilla, Alex Sorkin, Hung-Chi Chen
DOI: 10.22541/au.176976745.57140489/v1
Cited by: 0

Abstract

In cases of venous congestion where re-exploration is not feasible, the external venous drainage (EVD) system provides a simple and standardized approach to maintain venous outflow, supporting flap viability through controlled dermal bleeding and local anticoagulation.

Fields of Study & Subjects

Reconstructive Surgery and Microvascular Techniques Lymphatic System and Diseases Central Venous Catheters and Hemodialysis

Publication details

Publication date
30 January 2026
Language
EN
Document type
Preprint