Patent ID: 7144421

Claim:
An endovascular prosthesis, comprising: a first end section having a longitudinally extending central lumen and means for laterally supporting said first end section; a second end section having a longitudinally extending central lumen and means for laterally supporting said second end section; a midsection formed between said first end section and said second end section and provided with a longitudinally extending central lumen in communication with said longitudinally extending central lumens of said first end section and said second end section; said midsection having a diameter less than a diameter of said first end section and less than a diameter of said second end section; said midsection being provided with at least one side-port adapted to be connected to a branch endograft; and wherein said side-port has a longitudinal axis which is angled at less than 90 degrees with respect to the longitudinal direction of the central lumen of said midsection.