US5571170A
Expired / Lapsed
US
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Method and apparatus for bilateral intra-aortic bypass
Assignee: Cordis Corp
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Filing: 1994-02-22
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Granted: 1996-11-05
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Expires: 2014-02-22
Abstract
Abstract A bilateral intra-aortic bypass graft and method and apparatus for repairing an abdominal aortic aneurysm includes two tubular grafts which are intraluminally delivered to the aorta and secured to the aorta by the expansion and deformation of two expandable and deformable tubular members.
Inventors
- 👤 Julio C. Palmaz
- 👤 Jean C. LaBorde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:41
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/95; A61F2/958; A61F2/02; A61F2/04; A61F2/06; A61F2/954; A61L; A61L27/00; A61L27/14; A61F2/82; A61F2/86; A61F2/90; A61F2002/065; A61F2/07; A61F2002/072; A61F2002/075; A61F2230/00; A61F2230/0002; A61F2230/0028; A61F2230/0034
Claims Analysis
Total Claims: 52
Claim 1
Independent Claim
265 words
A bilateral intra-aortic bypass graft for intraluminal delivery to repair an abdominal aortic aneurysm in an aorta having a diameter and two iliac arteries associated therewith, by forming a bilateral passageway through the abdominal aortic aneurysm, comprising: a first tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the first tube adapted to be disposed within the abdominal aortic aneurysm; a second tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the second tube adapted to be disposed within the abdominal aortic aneurysm; and means for securing the first ends of the first and second tubes in an abutting relationship in the aorta, the securing means including first and second tubular members, each tubular member having first and second ends, the first tube being connected to the first tubular member and the second tube being connected to the second tubular member, the tubular members having a first diameter which permits intraluminal delivery of the tubular members and tubes into the aorta and the tubular members each having a second, expanded and deformed diameter, with at least a portion of the first and second tubular members in an abutting relationship, upon the application from the interior of the tubular members of a radially, outwardly extending force, to expand and deform the tubular members to secure the first ends of the tubular members to the aorta in an abutting relationship and to form a bilateral passageway within the abdominal aortic aneurysm.
Claim 2
Dependent Claim
265 words
A bilateral intra-aortic bypass graft for intraluminal delivery to repair an abdominal aortic aneurysm in an aorta having a diameter and two iliac arteries associated therewith, by forming a bilateral passageway through the abdominal aortic aneurysm, comprising: a first tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the first tube adapted to be disposed within the abdominal aortic aneurysm; a second tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the second tube adapted to be disposed within the abdominal aortic aneurysm; and means for securing the first ends of the first and second tubes in an abutting relationship in the aorta, the securing means including first and second tubular members, each tubular member having first and second ends, the first tube being connected to the first tubular member and the second tube being connected to the second tubular member, the tubular members having a first diameter which permits intraluminal delivery of the tubular members and tubes into the aorta and the tubular members each having a second, expanded and deformed diameter, with at least a portion of the first and second tubular members in an abutting relationship, upon the application from the interior of the tubular members of a radially, outwardly extending force, to expand and deform the tubular members to secure the first ends of the tubular members to the aorta in an abutting relationship and to form a bilateral passageway within the abdominal aortic aneurysm.
Claim 3
Dependent Claim
41 words
The bilateral intra-aortic bypass graft of claim 1, wherein at least a portion of the first and second tubes are in an abutting relationship with each other when the first and second tubular members have their second, expanded and deformed diameter.
Claim 4
Dependent Claim
70 words
The bilateral intra-aortic bypass graft of claim 1, wherein each tubular member has a smooth outer wall surface disposed between its first and second ends, the wall surfaces having a substantially uniform thickness and a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axes of the tubular members, a first end of a tube being secured to a second end of a tubular member.
Claim 5
Dependent Claim
18 words
The bilateral intra-aortic bypass graft of claim 1, wherein a biologically inert coating is disposed on the tubes.
Claim 6
Dependent Claim
24 words
The bilateral intra-aortic bypass graft of claim 1, wherein the tubes are made of a material which is impervious to the flow of fluid.
Claim 7
Dependent Claim
19 words
The bilateral intra-aortic bypass graft of claim 1, wherein the tubes are made of a material which is bio-erodible.
Claim 8
Dependent Claim
70 words
The bilateral intra-aortic bypass graft of claim 1, wherein a third expandable and deformable, tubular member is connected to the second end of the first tube; a fourth expandable and deformable, tubular member is connected to the second end of the second tube; and the third and fourth tubular members are expanded and deformed to force the third and fourth tubular members radially outwardly into contact with an iliac artery.
Claim 9
Dependent Claim
76 words
The bilateral intra-aortic bypass graft of claim 1, wherein each tube is formed of a plurality of expandable and deformable, tubular members, each tubular member having a longitudinal axis, the plurality of tubular members being aligned with their longitudinal axes being substantially parallel with each other, each tubular member being detached, and spaced apart, from adjacent tubular members; and the plurality of tubular members are embedded within a layer of a deformable and expandable plastic material.
Claim 10
Dependent Claim
14 words
The bilateral intra-aortic bypass graft of claim 8, wherein the plastic material is silicone.
Claim 11
Dependent Claim
14 words
The bilateral intra-aortic bypass graft of claim 8, wherein the plastic material is polytetrafluoroethylene.
Claim 12
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 10, wherein the plastic material is expanded polytetrafluoroethylene.
Claim 13
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 8, wherein the plastic material is expanded polyurethane.
Claim 14
Dependent Claim
55 words
The bilateral intra-aortic bypass graft of claim 8, wherein the first and second tubular members are connected to the first and second tubes by embedding a portion of the second ends of the first and second tubular members in the deformable and expandable plastic material of the tube to which it is to be connected.
Claim 15
Dependent Claim
64 words
The bilateral intra-aortic bypass graft of claim 1, including a fifth expandable and deformable tubular member, wherein the first and second tubular members are disposed within the fifth expandable tubular member in an abutting relationship with each other and with the fifth expandable tubular member, whereby the first and second tubular members may be secured within the aorta and within the fifth tubular member.
Claim 16
Dependent Claim
87 words
The bilateral intra-aortic bypass graft of claim 1, wherein each tube is formed of a plurality of expandable and deformable tubular members, each tubular member having a longitudinal axis with the plurality of tubular members being aligned with their longitudinal axes being substantially parallel with each other; each tubular member being spaced apart from adjacent tubular members with a single, flexible connector member being disposed between adjacent tubular members; and the plurality of tubular members are embedded within a layer of a deformable and expandable plastic material.
Claim 17
Dependent Claim
14 words
The bilateral intra-aortic bypass graft of claim 15, wherein the plastic material is silicone.
Claim 18
Dependent Claim
14 words
The bilateral intra-aortic bypass graft of claim 15, wherein the plastic material is polytetrafluoroethylene.
Claim 19
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 17, wherein the plastic material is expanded polytetrafluoroethylene.
Claim 20
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 15, wherein the plastic material is expanded polyurethane.
Claim 21
Dependent Claim
55 words
The bilateral intra-aortic bypass graft of claim 15, wherein the first and second tubular members are connected to the first and second tubes by embedding a portion of the second ends of the first and second tubular members in the deformable and expandable plastic material of the tube to which it is to be connected.
Claim 22
Dependent Claim
18 words
The bilateral intra-aortic bypass graft of claim 1, wherein the tubes are made of a synthetic polyester material.
Claim 23
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 1, wherein the tubes are made of polytetrafluoroethylene.
Claim 24
Independent Claim
190 words
An apparatus for repairing an abdominal aortic aneurysm in an aorta having a diameter and two iliac arteries associated therewith, by forming a bilateral passageway through the abdominal aortic aneurysm, comprising: (a) first and second tubes, each tube having a diameter, first and second ends and a wall surface disposed between the two ends; (b) first and second expandable and deformable tubular members, each expandable and deformable tubular member, having first and second ends and a smooth outer wall surface disposed between the first and second ends, the first end of a tube being secured to a second and of a tubular member, the expansion and deformation of the tubular members being controllable; and (c) two catheters, each catheter having an expandable, inflatable portion associated therewith, the tubular members being releasably mounted upon the inflatable portions of each catheter, whereby upon inflation of the expandable, inflatable portion of each catheter, the tubular members are forced radially outwardly into contact in an abutting relationship with the aorta and each other to remain secured thereto, whereby the tubes, secured to the tubular members, provide a bilateral passageway through the abdominal aortic aneurysm.
Claim 25
Independent Claim
190 words
An apparatus for repairing an abdominal aortic aneurysm in an aorta having a diameter and two iliac arteries associated therewith, by forming a bilateral passageway through the abdominal aortic aneurysm, comprising: (a) first and second tubes, each tube having a diameter, first and second ends and a wall surface disposed between the two ends; (b) first and second expandable and deformable tubular members, each expandable and deformable tubular member, having first and second ends and a smooth outer wall surface disposed between the first and second ends, the first end of a tube being secured to a second and of a tubular member, the expansion and deformation of the tubular members being controllable; and (c) two catheters, each catheter having an expandable, inflatable portion associated therewith, the tubular members being releasably mounted upon the inflatable portions of each catheter, whereby upon inflation of the expandable, inflatable portion of each catheter, the tubular members are forced radially outwardly into contact in an abutting relationship with the aorta and each other to remain secured thereto, whereby the tubes, secured to the tubular members, provide a bilateral passageway through the abdominal aortic aneurysm.
Claim 26
Dependent Claim
73 words
The apparatus of claim 23, wherein each tube is formed of a plurality of expandable and deformable, tubular members, each tubular member having a longitudinal axis, the plurality of tubular members being aligned with their longitudinal axes being substantially parallel with each other, each tubular member being detached, and spaced apart, from adjacent tubular members; and the plurality of tubular members are embedded within a layer of a deformable and expandable plastic material.
Claim 27
Dependent Claim
60 words
The apparatus of claim 24, wherein the expandable, inflatable portion of each catheter extends along a portion of the length of each catheter for a distance greater than the combined length of each tube and tubular member, whereby upon expansion and inflation of each expandable, inflatable portion of each catheter, each tubular member and its connected tube are simultaneously expanded.
Claim 28
Dependent Claim
84 words
The apparatus of claim 23, wherein each tube is formed of a plurality of expandable and deformable tubular members, each tubular member having a longitudinal axis with the plurality of tubular members being aligned with their longitudinal axes being substantially parallel with each other; each tubular member being spaced apart from adjacent tubular members with a single, flexible connector member being disposed between adjacent tubular members; and the plurality of tubular members are embedded within a layer of a deformable and expandable plastic material.
Claim 29
Dependent Claim
60 words
The apparatus of claim 26, wherein the expandable, inflatable portion of each catheter extends along a portion of the length of each catheter for a distance greater than the combined length of each tube and tubular member, whereby upon expansion and inflation of each expandable, inflatable portion of each catheter, each tubular member and its connected tube are simultaneously expanded.
Claim 30
Dependent Claim
257 words
A bilateral bypass graft for a body passageway, having a diameter, for intraluminal delivery to repair the body passageway by forming a bilateral passageway through the body passageway, comprising: a first tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the first tube adapted to be disposed within the body passageway; a second tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the second tube adapted to be disposed within the body passageway; and means for securing the first ends of the first and second tubes in an abutting relationship in the body passageway, the securing means including first and second tubular members, each tubular member having first and second ends, the first tube being connected to the first tubular member and the second tube being connected to the second tubular member, the tubular members having a first diameter which permits intraluminal delivery of the tubular members and tubes into the body passageway and the tubular members each having a second, expanded and deformed diameter, with at least a portion of the first and second tubular members in an abutting relationship, upon the application from the interior of the tubular members of a radially, outwardly extending force, to expand and deform the tubular members to secure the first ends of the tubular members to the body passageway in an abutting relationship and to form a bilateral passageway within the body passageway.
Claim 31
Dependent Claim
257 words
A bilateral bypass graft for a body passageway, having a diameter, for intraluminal delivery to repair the body passageway by forming a bilateral passageway through the body passageway, comprising: a first tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the first tube adapted to be disposed within the body passageway; a second tube having a diameter, first and second ends and a wall surface disposed between the two ends, at least a portion of the second tube adapted to be disposed within the body passageway; and means for securing the first ends of the first and second tubes in an abutting relationship in the body passageway, the securing means including first and second tubular members, each tubular member having first and second ends, the first tube being connected to the first tubular member and the second tube being connected to the second tubular member, the tubular members having a first diameter which permits intraluminal delivery of the tubular members and tubes into the body passageway and the tubular members each having a second, expanded and deformed diameter, with at least a portion of the first and second tubular members in an abutting relationship, upon the application from the interior of the tubular members of a radially, outwardly extending force, to expand and deform the tubular members to secure the first ends of the tubular members to the body passageway in an abutting relationship and to form a bilateral passageway within the body passageway.
Claim 32
Dependent Claim
40 words
The bilateral bypass graft of claim 28, wherein at least a portion of the first and second tubes are in an abutting relationship with each other when the first and second tubular members have their second, expanded and deformed diameter.
Claim 33
Dependent Claim
69 words
The bilateral bypass graft of claim 28, wherein each tubular member has a smooth outer wall surface disposed between its first and second ends, the wall surfaces having a substantially uniform thickness and a plurality of slots formed therein, the slots being disposed substantially parallel to the longitudinal axes of the tubular members, a first end of a tube being secured to a second end of a tubular member.
Claim 34
Dependent Claim
17 words
The bilateral bypass graft of claim 28, wherein a biologically inert coating is disposed on the tubes.
Claim 35
Dependent Claim
23 words
The bilateral bypass graft of claim 28, wherein the tubes are made of a material which is impervious to the flow of fluid.
Claim 36
Dependent Claim
18 words
The bilateral bypass graft of claim 28, wherein the tubes are made of a material which is bio-erodible.
Claim 37
Dependent Claim
17 words
The bilateral bypass graft of claim 28, wherein the tubes are made of a synthetic polyester material.
Claim 38
Dependent Claim
14 words
The bilateral bypass graft of claim 28, wherein the tubes are made of polytetrafluoroethylene.
Claim 39
Dependent Claim
69 words
The bilateral bypass graft of claim 28, wherein a third expandable and deformable, tubular member is connected to the second end of the first tube; a fourth expandable and deformable, tubular member is connected to the second end of the second tube; and the third and fourth tubular members are expanded and deformed to force the third and fourth tubular members radially outwardly into contact with the body passageway.
Claim 40
Dependent Claim
75 words
The bilateral bypass graft of claim 28, wherein each tube is formed of a plurality of expandable and deformable, tubular members, each tubular member having a longitudinal axis, the plurality of tubular members being aligned with their longitudinal axes being substantially parallel with each other, each tubular member being detached, and spaced apart, from adjacent tubular members; and the plurality of tubular members are embedded within a layer of a deformable and expandable plastic material.
Claim 41
Dependent Claim
14 words
The bilateral intra-aortic bypass graft of claim 37, wherein the plastic material is silicone.
Claim 42
Dependent Claim
13 words
The bilateral bypass graft of claim 32, wherein the plastic material is polytetrafluoroethylene.
Claim 43
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 39, wherein the plastic material is expanded polytetrafluoroethylene.
Claim 44
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 32, wherein the plastic material is expanded polyurethane.
Claim 45
Dependent Claim
55 words
The bilateral intra-aortic bypass graft of claim 32, wherein the first and second tubular members are connected to the first and second tubes by embedding a portion of the second ends of the first and second tubular members in the deformable and expandable plastic material of the tube to which it is to be connected.
Claim 46
Dependent Claim
65 words
The bilateral intra-aortic bypass graft of claim 28, including a fifth expandable and deformable tubular member, wherein the first and second tubular members are disposed within the fifth expandable tubular member in an abutting relationship with each other and with the fifth expandable tubular member, whereby the first and second tubular members may be secured within the body passageway and within the fifth tubular member.
Claim 47
Dependent Claim
86 words
The bilateral bypass graft of claim 43, wherein each tube is formed of a plurality of expandable and deformable tubular members, each tubular member having a longitudinal axis with the plurality of tubular members being aligned with their longitudinal axes being substantially parallel with each other; each tubular member being spaced apart from adjacent tubular members with a single, flexible connector member being disposed between adjacent tubular members; and the plurality of tubular members are embedded within a layer of a deformable and expandable plastic material.
Claim 48
Dependent Claim
13 words
The bilateral bypass graft of claim 44, wherein the plastic material is silicone.
Claim 49
Dependent Claim
14 words
The bilateral intra-aortic bypass graft of claim 44, wherein the plastic material is polytetrafluoroethylene.
Claim 50
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 46, wherein the plastic material is expanded polytetrafluoroethylene.
Claim 51
Dependent Claim
15 words
The bilateral intra-aortic bypass graft of claim 44, wherein the plastic material is expanded polyurethane.
Claim 52
Dependent Claim
55 words
The bilateral intra-aortic bypass graft of claim 44, wherein the first and second tubular members are connected to the first and second tubes by embedding a portion of the second ends of the first and second tubular members in the deformable and expandable plastic material of the tube to which it is to be connected.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1999-11-05 | 2000-05-06 | 2000-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-11-05 | 2004-05-06 | 2004-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-11-05 | 2008-05-06 | 2008-11-05 | $7700.00 | Window Closed / Lapsed |