Bifurcated endoluminal prosthesis
First Claim
1. A graft for treatment of aneurysms or occlusive diseases comprising:
- a primary graft body, said primary graft body having a primary graft flow lumen therethrough, said primary graft body comprising a proximal end and a distal end; and
a supplemental graft body, said supplemental graft body having a secondary graft flow lumen therethrough, said supplemental graft body comprising a first end and a second end, said first end of said supplemental graft body being dockable to said distal end of said primary graft body while inside of a vessel to define a single flow lumen which transfers substantially all flow between said primary graft flow lumen and said secondary graft flow lumen;
wherein said primary graft body is carried by a plurality of separated wire hoops each having a sinuous configuration with a plurality of apices, said plurality of separated wire hoops each having a circumference that lies in a plane substantially perpendicular to a common axis and each being axially displaced in a tubular configuration along the common axis;
wherein said plurality of separated wire hoops of said primary graft body includes hoops associated with said proximal end and said distal end that have a unit width between said apices and intermediate hoops between the loops associated with said proximal end and said distal end that have a width between said apices greater than the unit width; and
wherein each of said plurality of separated wire hoops comprises two opposing ends, said ends on adjacent wire loops being joined together on the outside surface of said primary graft body at a number of juxtaposed apices.
2 Assignments
0 Petitions
Accused Products
Abstract
An introducer for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method of treating and angiological disease using a bifurcated stent; an endoluminal stent having perpendicular hoop members, each hoop member formed of wire in a sinuous configuration, at least some of juxtaposed apices in neighboring hoops being secured to one another, such stents also forming axially aligned segments in straight stents, and segments of bifurcated stents in particular embodiments. Certain embodiments of such stents also include barbs, fabric covering and radiopaque markers.
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Citations
31 Claims
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1. A graft for treatment of aneurysms or occlusive diseases comprising:
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a primary graft body, said primary graft body having a primary graft flow lumen therethrough, said primary graft body comprising a proximal end and a distal end; and a supplemental graft body, said supplemental graft body having a secondary graft flow lumen therethrough, said supplemental graft body comprising a first end and a second end, said first end of said supplemental graft body being dockable to said distal end of said primary graft body while inside of a vessel to define a single flow lumen which transfers substantially all flow between said primary graft flow lumen and said secondary graft flow lumen; wherein said primary graft body is carried by a plurality of separated wire hoops each having a sinuous configuration with a plurality of apices, said plurality of separated wire hoops each having a circumference that lies in a plane substantially perpendicular to a common axis and each being axially displaced in a tubular configuration along the common axis; wherein said plurality of separated wire hoops of said primary graft body includes hoops associated with said proximal end and said distal end that have a unit width between said apices and intermediate hoops between the loops associated with said proximal end and said distal end that have a width between said apices greater than the unit width; and wherein each of said plurality of separated wire hoops comprises two opposing ends, said ends on adjacent wire loops being joined together on the outside surface of said primary graft body at a number of juxtaposed apices. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A graft for treatment of aneurysms or occlusive diseases comprising:
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a primary graft body, said primary graft body having a primary graft flow lumen therethrough, said primary graft body comprising a proximal end and a distal end; and a supplemental graft body, said supplemental graft body having a secondary graft flow lumen therethrough, said supplemental graft body comprising a first end and a second end, said first end of said supplemental graft body being dockable to said distal end of said primary graft body while inside of a vessel to define a single flow lumen which transfers substantially all flow between said primary graft flow lumen and said secondary graft flow lumen; wherein said primary graft body is carried by a plurality of separated wire hoops each having a sinuous configuration with a plurality of apices, said plurality of separated wire hoops each having a circumference that lies in a plane substantially perpendicular to a common axis and each being axially displaced in a tubular configuration along the common axis; wherein said plurality of separated wire hoops of said primary graft body includes hoops associated with said proximal end and said distal end that have a unit width between said apices and intermediate hoops between the loops associated with said proximal end and said distal end that have a width between said apices greater than the unit width; and wherein each of said plurality of separated wire hoops comprises two opposing ends, said ends on adjacent wire loops being joined together on the outside surface of said primary graft body at a number of juxtaposed apices.
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12. A graft comprising:
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a first graft body, said first graft body having a first graft body proximal end and a first graft body distal end to define a flow passage therethrough; and a second graft body, said second graft body having a second graft body proximal portion and a second graft body distal portion to define a flow passage therethrough; said second graft body proximal portion being attachable in an overlapping relationship with said first graft body distal end while inside of a vessel to define a continuous flow passage through said first graft body proximal end, said first graft body distal portion, said second graft body proximal portion and said second graft body distal portion; wherein the first graft body is carried by a wire structure comprising a plurality of separated wire hoops each having a sinuous configuration with a plurality of apices, said plurality of separated wire hoops each having a circumference that lies in a plane substantially perpendicular to a common axis and each being axially displaced in a tubular configuration along the common axis; wherein at least one of the first graft body and the second graft body is a multi-layered graft body and the wire structure is sandwiched between layers of said multi-layered graft body; wherein said plurality of separated wire hoops of said first graft body includes hoops associated with said proximal end and said distal end that have a unit width between said apices and intermediate hoops between the loops associated with said proximal end and said distal end that have a width between said apices greater than the unit width; and wherein each of said plurality of separated wire hoops comprises two opposing ends, said ends on adjacent wire loops being joined together on the outside surface of said primary graft body at a number of juxtaposed apices. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A graft comprising:
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a first graft body, said first graft body having a first graft body proximal end and a first graft body distal end to define a flow passage therethrough; and a second graft body, said second graft body having a second graft body proximal portion and a second graft body distal portion to define a flow passage therethrough; said second graft body proximal portion being attachable in an overlapping relationship with said first graft body distal end while inside of a vessel to define a continuous flow passage through said first graft body proximal end, said first graft body distal end, said second graft body proximal portion and said second graft body distal portion; wherein the second graft body is frusto-conical in shape; wherein the first graft body is carried by a wire structure comprising a plurality of separated wire hoops each having a sinuous configuration with a plurality of apices, said plurality of separated wire hoops each having a circumference that lies in a plane substantially perpendicular to a common axis and each being axially displaced in a tubular configuration along the common axis; wherein said plurality of separated wire hoops of said first graft body includes hoops associated with said proximal end and said distal end that have a unit width between said apices and intermediate hoops between the loops associated with said proximal end and said distal end that have a width between said apices greater than the unit width; and wherein each of said plurality of separated wire hoops comprises two opposing ends, said ends on adjacent wire loops being joined together on the outside surface of said primary graft body at a number of juxtaposed apices.
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24. A graft for treatment of aneurysms or occlusive diseases comprising:
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a first graft body, said first graft body having a proximal end and a distal end to define a flow passage therethrough; and a second graft body, said second graft body having a proximal portion and a distal portion to define a flow passage therethrough; said proximal portion of said second graft body being attachable in an overlapping relationship with said distal end of said first graft body while inside of a vessel to define a continuous flow passage between said proximal end and said distal portion of said first graft body and said proximal portion and said distal portion of said second graft body; wherein at least one of the first graft body and the second graft body is carried by a metal wire structure comprising a plurality of separated wire hoops each having a sinuous configuration with a plurality of apices, said plurality of separated wire hoops each having a circumference that lies in a plane substantially perpendicular to a common axis and each being axially displaced in a tubular configuration along the common axis; wherein said plurality of separated wire hoops of said first graft body includes hoops associated with said proximal end and said distal end that have a unit width between said apices and intermediate hoops between the loops associated with said proximal end and said distal end that have a width between said apices greater than the unit width; wherein each of said plurality of separated wire hoops comprises two opposing ends, said ends on adjacent wire loops being joined together on the outside surface of said primary graft body at a number of juxtaposed apices; and said graft comprising a male engaging portion on a selected one of said first graft body and said second graft body, and a female portion on another one of said first graft body and said second graft body, said male engaging portion being configured to be positioned at least partially within said female portion for inter-engagement between the outer surface of said male engaging portion and the inner surface of said female portion to resist longitudinal movement to prevent separation of said first graft body and said second graft body in service, each of said male engaging portion and said female portion comprising a stent and at least one of said first graft body and said second graft body comprising a graft layer attached to said stent, said graft layer being configured to be interposed between said male engaging portion and said female portion to faun a substantially fluid-tight seal upon assembly. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31)
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Specification