After a review of the best surgical technics in the treatment of aortic abdominal or thoraco-abdominal aneurysms engaging its abdominal visceral branches, an infrequent situation is exposed: broken aneurysms in which, after laparatomy, its abdominal extension, proximal to renal emersion, even affecting descendent thoracic aorta, is verified. Authors propose (in a theoric way, by the moment), a catheter for internal derivation, temporal and multiple, to solve this situation in a medium without the resorts and the suitable experience to approach this contingency.