Debranching visceral stent graft and methods for use

A debranching stent graft comprising:

• a main body stent graft with a first bifurcation defining a first leg and a second leg, wherein the main body stent graft has a distal end and a proximal end;
• wherein the second leg is at least about 10 mm longer than the first leg;
• a first visceral limb coupled to the first leg in a unitary configuration, wherein the first visceral limb has a second bifurcation defining a third leg and a fourth leg, wherein the third leg and the fourth leg each have a length of about 30 mm;
• and
• a second visceral limb coupled to the second leg in a unitary configuration, wherein the second visceral limb has a third bifurcation defining a fifth leg and a sixth leg.

A debranching stent graft comprising:

• a main body stent graft with a first bifurcation defining a first leg and a second leg, wherein the main body stent graft has a distal end and a proximal end;
• wherein the second leg is at least about 10 mm longer than the first leg;
• a first visceral limb coupled to the first leg in a unitary configuration, wherein the first visceral limb has a second bifurcation defining a third leg and a fourth leg;
• and
• a second visceral limb coupled to the second leg in a unitary configuration, wherein the second visceral limb has a third bifurcation defining a fifth leg and a sixth leg, wherein the second bifurcation occurs immediately at a proximal end of the first visceral limb and wherein the third bifurcation occurs immediately at a proximal end of the second visceral limb.