Fontan Anatomy

Anatomy of the fontan procedure. A heart catheterization is done before the fontan.

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These key factors must be kept in mind when planning the medical or surgical management of children with single ventricle defects from the first day of life onward.

Fontan anatomy. Why is the fontan procedure done. Early modifications of the fontan procedure connected the pulmonary arteries to the right atrium figs 1 4. The fontan procedure is the third stage of the repair.

The fontan procedure or fontankreutzer procedure is a palliative surgical procedure used in children with univentricular hearts. Perioperative tee invaluable. Hemodymanic ventilatory goals of fontan circulation see below high risk cardiac patient.

The fontan procedure is a repair surgical strategy for congenital cardiac anomaliesit is not usually used in isolation but in combination with other repair procedures in a staged manner in an attempt to correct the underlying cardiac pathology. Consultation with cardiology. Congenital heart disease patient with altered cardiac anatomy potentially other congenital anomalies.

It is done when the child is between 18 months and 2 years of age. For a heart with a fontan reconstruction to work well there are a few crucial features that must be maintained. Consider surgery at tertiary cardiac centre.

1 diagram shows the anatomy of the original fontan procedure in which the svc was connected to the right pulmonary artery rpa and the right atrium to the pul monary artery. It was originally thought that the right atrium a pulsatile chamber would improve. The fontan is done so that almost all the blue blood coming back from the body goes to the lungs.

The fontan operation is named for fontan who was the first to describe an operation for patients with tricuspid atresia that could result in separate systemic and pulmonary circulations despite the absence of a ventricle in this case the right ventricle. Ie the systemic and pulmonary circulations are placed in series with the. It involves diverting the venous blood from the inferior vena cava ivc and superior vena cava svc to the pulmonary arteries without passing through the morphologic right ventricle.

Several different methods eg valved conduits homografts patches and direct anastomosis were used 3.

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