L-Hydro® organic valved tubular arterial graft


The solution for palliative and/or definitive surgeries in congenital pathologies.

A bovine pericardium conduit with a porcine pulmonary valve situated in the middle portion of the conduit, with its distal and proximal portions fully open.

Blood flow is indicated by an external suture located over the pulmonary valve. These characteristics make Velum® a solution for use in the correction of congenital heart diseases, palliative or definitive procedures.

ANVISA registration number: 10171250037

Velum aldehyde-free pediatric pulmonary arterial graft L-Hydro

L-Hydro® Technology

Tissue treatment with 100% aldehyde free technology

Velum® is part of the new generation of Labcor products, preserved by the exclusive L-Hydro® technology. This new preservation process presents the recipient organism with a non-cellular matrix very similar to native tissue. In addition, it allows cell growth to be carried out under the conditions in which the tissue would perform its functions.

membrane treatment with aldehyde-free L-Hydro technology


  • 11*, 13, 15, 17, 19*, 21* mm - Ø 120 mm

    *Consult our sales representative.

Velum® is indicated for correction or reconstruction of the right ventricular outflow tract, preferably in patients under 18 years of age. Velum® can be used in the correction of the following congenital heart defects:

  • Pulmonary Stenosis;
  • Pulmonary Atresia;
  • Tetralogy of Fallot;
  • Truncus Arteriosus;
  • Transposition with intraventricular communication.


Also indicated for replacement of homologous conduits or valved conduits previously implanted not functioning.