CA2479776A1 - Endoluminal devices, embolic filters, methods of manufacture and use - Google Patents

Endoluminal devices, embolic filters, methods of manufacture and use Download PDF

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Publication number
CA2479776A1
CA2479776A1 CA002479776A CA2479776A CA2479776A1 CA 2479776 A1 CA2479776 A1 CA 2479776A1 CA 002479776 A CA002479776 A CA 002479776A CA 2479776 A CA2479776 A CA 2479776A CA 2479776 A1 CA2479776 A1 CA 2479776A1
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Canada
Prior art keywords
filter
struts
frame
support member
seamless
Prior art date
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Granted
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CA002479776A
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French (fr)
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CA2479776C (en
Inventor
Edward H. Cully
Michael J. Vonesh
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WL Gore and Associates Inc
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Individual
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Application filed by Individual filed Critical Individual
Priority to CA2648952A priority Critical patent/CA2648952C/en
Priority to CA2648948A priority patent/CA2648948C/en
Publication of CA2479776A1 publication Critical patent/CA2479776A1/en
Application granted granted Critical
Publication of CA2479776C publication Critical patent/CA2479776C/en
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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/01—Filters implantable into blood vessels
    • A61F2/0108—Both ends closed, i.e. legs gathered at both ends
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
    • A61B17/12109—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/01—Filters implantable into blood vessels
    • A61F2/0105—Open ended, i.e. legs gathered only at one side
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/01—Filters implantable into blood vessels
    • A61F2/013—Distal protection devices, i.e. devices placed distally in combination with another endovascular procedure, e.g. angioplasty or stenting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
    • A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
    • A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/01—Filters implantable into blood vessels
    • A61F2002/016—Filters implantable into blood vessels made from wire-like elements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/01—Filters implantable into blood vessels
    • A61F2002/018—Filters implantable into blood vessels made from tubes or sheets of material, e.g. by etching or laser-cutting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
    • A61F2230/0004—Rounded shapes, e.g. with rounded corners
    • A61F2230/0006—Rounded shapes, e.g. with rounded corners circular
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
    • A61F2230/0004—Rounded shapes, e.g. with rounded corners
    • A61F2230/0015—Kidney-shaped, e.g. bean-shaped
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
    • A61F2230/0028—Shapes in the form of latin or greek characters
    • A61F2230/005—Rosette-shaped, e.g. star-shaped
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0067—Three-dimensional shapes conical
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0069—Three-dimensional shapes cylindrical
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0073—Quadric-shaped
    • A61F2230/0076—Quadric-shaped ellipsoidal or ovoid
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0073—Quadric-shaped
    • A61F2230/008—Quadric-shaped paraboloidal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0091—Three-dimensional shapes helically-coiled or spirally-coiled, i.e. having a 2-D spiral cross-section
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0093—Umbrella-shaped, e.g. mushroom-shaped

Abstract

Published without an

Claims (71)

1. A filter comprising:
a seamless frame having a proximal end and a longitudinal axis, said frame having a seamless support member circumscribing said axis and distally spaced from said proximal end, said support member having at least one attachment strut seamlessly extending therefrom and terminating at said proximal end, and a filter media having an open, proximal end cooperating with said support member and a closed end extending distally away from said open end and defining the end of said filter.
2. The filter according to claim 1 further including at least one filter strut seamlessly extending distally from support member and having a mid-point that is distally spaced from said support member, said at least one filter strut engaging and supporting said filter media.
3. The filter according to claim 1, wherein said at least one attachment strut comprises a plurality of attachment struts each seamlessly extending from said support member and terminating at said proximal end.
4. The filter according to claim 2, wherein said at least one filter strut comprises a plurality of filter struts seamlessly extending distally away from said support member.
5. The filter according to claim 1, further including a plurality of filter struts seamlessly extending distally away from said support member.
6. The filter according to claim 2, wherein there are at least two filter struts.
7. The filter according to claim 2, wherein there are at least three filter struts.
8. The filter according to claim 3, wherein there are between 4 and 12 filter struts.
9. The filter according to claim 3, wherein there are at least 6 filter struts.
10. The filter according to claim 3, wherein there is between 6 and 18 filter struts.
11. The filter according to claim 1, wherein said at least one attachment strut and said support member are respectively formed from different portions of a helically configured frame having multiple turns, with one turn forming said support member.
12. An endovascular device comprising:
a seamless frame having a proximal end, a distal end and a longitudinal axis extending therebetween, said frame having a seamless support member circumscribing said axis and located between said proximal and distal ends, a first set of struts extending seamlessly from said support member towards said proximal end and a second set of struts extending seamlessly from said support member towards said distal end.
13. The device of claim 12, wherein at least one strut of said first and second struts sets includes radiopaque markers.
14. The filter according to claim 1, wherein said filter media includes a plurality of filter media layers.
15. The filter according to claim 14, wherein there are two filter media layers which are separated from one another.
16. The filter according to claims 1, wherein the filter media includes a pharmacological agent.
17. The filter according to claim 14, wherein at least one of said layers includes a pharmacological agent.
18. The filter according to claim 15, wherein a pharmacological agent is located in a space between the separated filter media layers.
19. The filter according to claim 14, wherein each of said plurality of filter media layers possesses different physical or chemical properties.
20. An endovascular device comprising:
a seamless frame having a proximal end, a seamless circular support member having a proximally and seamlessly extending attachment strut terminating in a proximal connecting end, and a biocompatible, open ended tubular member having a proximal end attached to said support member.
21. The device according to claim 20, wherein said tubular member has a symmetrically tapered terminal end similar to a windsock.
22. The device according to claim 20, wherein said tubular member is an endovascular graft.
23. The filter according to claim 1, wherein said filter media is sombrero shaped.
24. The filter according to claim 1, wherein said filter media is conically shaped.
25. The filter according to claim 1, where said support member and said at least one attachment strut is formed from a biocompatible material.
26. The filter according to claim 25, wherein the biocompatible material is self-expanding.
27. The filter according to claim 25, wherein the biocompatible material is a polymer.
28. A method of constructing a uni-body, self-expanding filter frame comprising:
extracting a substantially two-dimensional filter frame pattern from common planar sheet of precursor material by cutting;
configuring said two-dimensional pattern into a three-dimensional configuration; and thermally annealing said three-dimensional configuration.
29. The method according to claim 28, wherein said pattern includes attachment struts and support struts.
30. The method according to claim 28, wherein said pattern includes attachment struts, support struts and filter support struts.
31. The method of claim 29, wherein the precursor material is a shape memory alloy.
32. The method according to claim 28, wherein the two-dimensional filter frame has at least one closed cell, the at least one cell including an area that has a circumference defined by a seamlessly continuous ribbon or strut of the same precursor material.
33. The method according to claim 28, further comprising attaching a filter media to the filter frame before or after annealing.
34. The method according to claim 33, wherein the filter media includes a pharmacological agent.
35. The method of claim 28, wherein a portion of said anneal frame is positioned between two layers or portions thereof of filter media and the layers assembly laminated together.
36. A method of attaching a biocompatible, permeable filter media to a three dimensional filter frame comprising:
providing a three-dimensional filter frame;
deforming the three-dimensional frame into a substantially planar, two dimensional configuration; and adhering at least one layer of filter media on the frame.
37. A method of assembly a filter comprising providing a conical filter element;
providing a three-dimensional seamless filter frame; and laminating said filter element and frame together.
38. The filter according to claim 3, wherein said plurality of attachment struts include at least one integral articulation segment.
39. The filter according to claim 38, wherein said at least one integral articulation segment includes a geometrically altered cross-sectional attachment strut section.
40. The filter according to claim 38, wherein said at least one integral articulation segment includes a zig-zag or undulating configuration.
41. The filter according to claim 2, wherein at least one filter strut includes a radiopaque marker.
42. The device according to claim 21, wherein said tubular member has an asymmetrically tapered terminal end.
43. The filter according to claim 1, wherein said filter media is asymmetrically cone shaped.
44. A method of constructing a uni-body, frame comprising:
extracting a substantially two-dimensional plastically deformable frame pattern from a common planar sheet of plastically deformable material by cutting;
configuring said two-dimensional pattern into a three-dimensional configuration; and thermally treating said three-dimensional configuration.
45. A method of constructing a uni-body, self-expanding frame comprising:
extracting a substantially two-dimensional frame pattern from a common planar sheet of a shape-memory alloy, self-expanding material by cutting;
configuring said two-dimensional pattern into a three-dimensional configuration; and thermally annealing said three-dimensional configuration.
46. The method according to claim 29, wherein said attachment struts have at least one articulation region.
47. The method according to claim 30, wherein said filter struts are adapted to incorporate a radio-opaque marker without adding thickness.
48. The method according to claim 44, wherein said pattern includes attachment struts and/or support struts.
49. The method according to claim 44, wherein said pattern includes attachment struts, and/or support struts and/or filter support struts.
50. The method according to claim 45, wherein said pattern includes attachment struts and/or support struts.
51. The method according to claim 45, wherein said pattern includes attachment struts and/or support struts and/or filter support struts.
52. The method according to claim 49, wherein any of said struts are adapted to incorporate a radio-opaque marker without adding thickness.
53. The method according to claim 51, wherein any of said struts are adapted to incorporate a radio-opaque marker without adding thickness.
54. The filter according to claim 3, wherein said at least one attachment strut includes metallurgical articulation segments.
55. The filter according to claim 3, wherein said at least one attachment strut includes different articulation segments.
56. The filter according to claim 1, wherein said at least one attachment strut includes at least one seamless and integral articulation segment.
57. The filter according to claim 56, wherein said at least one seamless and integral articulation segment includes a geometrically altered cross-sectional attachment strut section.
58. The filter according to claim 1, wherein said at least one attachment strut includes at least one seamless and integral metallurgical articulation segment.
59. A filter comprising:
a seamless frame having a proximal end and a longitudinal axis, said frame having a seamless support member circumscribing said axis and distally spaced from said proximal end, said support member having at least one attachment strut seamlessly extending therefrom and terminating at said proximal end, and at least one filter media having an open, proximal end cooperating with said support member and a closed end.
60. A device comprising:
a seamless frame having a proximal end, a distal end and a longitudinal axis extending therebetween, said frame having at least one seamless support member circumscribing said axis and located between said proximal and distal ends, at least one of a first set of struts extending seamlessly from said support member towards said proximal end and at least one of a second set of struts extending seamlessly from said support member towards said distal end.
61. The device according to claim 60, wherein a plurality of seamless support members circumscribe said axis.
62. The device according to claim 60, wherein at least one of said struts of said first and second sets of struts and said at least one support member includes at least one of an integral articulation member and a radio-opaque marker.
63. The device according to claim 60, further including at least one seamless and integral articulation segment.
64. The device according to claim 62, further including a plurality of circumscribing members, and at least one integral articulation segment, one of which seamlessly interconnects said members.
65. An endovascular device comprising:
a seamless frame having open proximal and distal ends and a plurality of seamless integral struts formed from a common precursor material, at least some of said struts being seamlessly interconnected with one another to define a plurality of closed cells, and at least one of said plurality of seamless struts optionally having at least one articulation segment and/or radiopaque marker.
66. The device according to claim 65, wherein same frame is a tubular stent.
67. The device according to claim 65, wherein said frame includes integral articulation segments.
68. The device according to claim 65, wherein said frame includes radiopaque markers.
69. The device according to claim 65, wherein said frame includes integral articulation segments and radiopaque markers.
70. The filter according to claim 5, wherein said distally extending filter struts terminate at a common seamless distal end.
71. The filter according to claim 12, wherein said distally extending filter struts terminate at a common seamless distal end.
CA2479776A 2002-04-01 2003-03-13 Endoluminal devices, embolic filters, methods of manufacture and use Expired - Lifetime CA2479776C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA2648952A CA2648952C (en) 2002-04-01 2003-03-13 Endoluminal devices, embolic filters, methods of manufacture and use
CA2648948A CA2648948C (en) 2002-04-01 2003-03-13 Endoluminal devices, embolic filters, methods of manufacture and use

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/113,724 2002-04-01
US10/113,724 US20030187495A1 (en) 2002-04-01 2002-04-01 Endoluminal devices, embolic filters, methods of manufacture and use
PCT/US2003/007780 WO2003084437A2 (en) 2002-04-01 2003-03-13 Endoluminal devices, embolic filters, methods of manufacture and use

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CA2648952A Division CA2648952C (en) 2002-04-01 2003-03-13 Endoluminal devices, embolic filters, methods of manufacture and use
CA2648948A Division CA2648948C (en) 2002-04-01 2003-03-13 Endoluminal devices, embolic filters, methods of manufacture and use

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Publication Number Publication Date
CA2479776A1 true CA2479776A1 (en) 2003-10-16
CA2479776C CA2479776C (en) 2010-11-30

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