Abstract
Background
In literature, a variety of caval reconstruction techniques for liver transplantation have been reported. The piggyback technique preserves the recipient’s caval vein which is directly anastomosed to donor’s inferior vena cava (IVC) allowing for the reduction of hemodynamic compromise during liver transplantation.
Methods
Herein, we present our standardized step-by-step technique for the realization of a caval one-shot side-to-side anastomosis (OSSSA) using a linear stapler. A Satinsky vascular clamp is placed in a top down direction to realize a longitudinal partial clamping of the recipient IVC. A 1-cm venotomy is then performed on the anterior wall of the recipient IVC to permit the easy introduction of the vascular stapler arm in order to perform the mechanical anastomosis. Portal vein, hepatic artery, and biliary anastomosis are then completed in standard fashion.
Conclusions
Compared to the manual one, this mechanical anastomosis permits to reduce operative time, caval and portal vein clamping, warm ischemia time, and visceral congestion.
Results
In our opinion, this is a rapid, easy, safe, and reproducible technique to perform the side-to-side cavocaval anastomosis during liver transplantation in selected patients when a manual anastomosis may be technically challenging.
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Contributions
Antonio Cubisino: design, data manager, drafting, final approval. Piera Leon: design, data manager, drafting, final approval. Francis Navarro: design, data manager, drafting, final approval. Fabrizio Panaro: design, data manager, drafting, final approval.
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All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
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Informed consent was obtained from all individual participants included in the study.
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The authors declare no competing interests.
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Cubisino, A., Leon, P., Navarro, F. et al. One-shot side-to-side anastomosis (OSSSA) with stapler for cavo-cavostomy in liver transplantation: the first step towards a fully mechanized liver transplant?. Langenbecks Arch Surg 406, 1711–1715 (2021). https://doi.org/10.1007/s00423-021-02254-1
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DOI: https://doi.org/10.1007/s00423-021-02254-1