Patent ID: 7294147
Filing Date: 2007-11-13
Classification: A61F

Abstract:
1. A composite prosthesis for deployment in a lumen, the prosthesis comprising a first substantially tubular prosthesis portion and a second substantially tubular prosthesis portion, wherein each prosthesis portion comprises a plurality of self expanding stents on an outer surface thereof along the length of each portion and at least one self expanding stent on an inside surface thereof at each end of each portion, each prosthesis portion comprising a connecting end to engage with the connecting end of the other prosthesis portion to form the composite prosthesis and a remote end at the opposite end to the connecting end, each connecting end comprising the same outside diameter as the other connecting end, whereby in use the connecting end of the first prosthesis portion can be deployed either inside or outside the connecting end of the second prosthesis portion with at least two stents overlapping and a smooth surface of one portion engaging with a smooth surface of the other portion to provide a seal therebetween.