| abstract |
The addition relates to an improvement to the implantable surgical conduit for the flow of biological fluids which are the subject of the main patent. This duct comprises a tube with a flexible, regular, radially elastic wall with suturable ends, and comprises at least one layer of tissue. It is provided with improved reinforcement means constituted by a loose structure. This duct can be used as a natural biological duct prosthesis, in particular as a vein prosthesis. |