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Conventional versus fibrin-glue-augmented arterial microanastomosis: An experimental study
M Le Hanneur1, C Chaves2, O Lauthe3
1Hand to Shoulder Mediterranean Center, ELSAN, Clinique Bouchard, 77 rue du Dr Escat, 13006 Marseille, France; Department of Pediatric Orthopedics, Armand Trousseau Hospital - Sorbonne University, 26 avenue du Dr Arnold Netter, 75012 Paris, France.
Hand Surgery & Rehabilitation
|August 21, 2022
Summary
A new arterial microanastomosis technique using stay-sutures and fibrin glue is faster and improves quality. This method is reliable for larger arteries but less so for submillimetric vessels.
Area of Science:
- Vascular surgery
- Microsurgery
- Biomaterials in surgery
Background:
- Arterial microanastomosis is crucial for reconstructive surgery.
- Conventional techniques can be time-consuming and technically demanding.
- Need for efficient and reliable methods, especially for hand injuries.
Purpose of the Study:
- To develop and evaluate an alternative arterial microanastomosis technique.
- To compare this novel technique with the conventional method.
- To assess its efficacy in arteries of varying diameters.
Main Methods:
- Experimental study in male rats (n=7).
- Performed arterial microanastomoses on femoral, iliac, carotid arteries, and aorta.
- Compared a novel technique (2 stay-sutures + fibrin glue) with the conventional method.
Main Results:
- The novel technique was significantly faster (10.7 min reduction) and reduced blood loss (1.3 g).
- Anastomosis quality scores were significantly higher with the novel technique.
- No significant difference in patency rates, but 3/7 augmented anastomoses failed in submillimetric arteries.
Conclusions:
- The augmented microanastomosis technique is time-saving and improves quality for arteries >= 0.5 mm.
- Reliability is compromised in submillimetric arteries.
- Potential clinical application for hand surgery with further validation.
