Vascular device for use during an interventional procedure
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61M-029/00
A61B-017/22
A61F-002/01
출원번호
US-0183583
(2011-07-15)
등록번호
US-8852226
(2014-10-07)
우선권정보
IE-970789 (1997-11-07); IE-980267 (1998-04-08)
발명자
/ 주소
Gilson, Paul
Brady, Eamon
Maher, Padraig
Vale, David
Taylor, Charles
출원인 / 주소
Salviac Limited
대리인 / 주소
Sughrue Mion, PLLC
인용정보
피인용 횟수 :
9인용 특허 :
289
초록▼
A vascular device for use during an interventional procedure, the device having a stent structure having a collapsed configuration, an expanded configuration, a proximal end, and a distal end; and a delivery member for delivering the stent to a treatment site within a vasculature, wherein the proxim
A vascular device for use during an interventional procedure, the device having a stent structure having a collapsed configuration, an expanded configuration, a proximal end, and a distal end; and a delivery member for delivering the stent to a treatment site within a vasculature, wherein the proximal end of the stent structure is fixed to the delivery member when the stent structure is in the expanded configuration at the treatment site.
대표청구항▼
1. A vascular device for use during an interventional procedure, comprising: a stent structure having a collapsed configuration, an expanded configuration, a proximal end, and a distal end; anda delivery member for delivering the stent structure to a treatment site within a vasculature,wherein the p
1. A vascular device for use during an interventional procedure, comprising: a stent structure having a collapsed configuration, an expanded configuration, a proximal end, and a distal end; anda delivery member for delivering the stent structure to a treatment site within a vasculature,wherein the proximal end of the stent structure is fixed to the delivery member when the stent structure is in the expanded configuration at the treatment site,the proximal end of the stent structure includes a single inlet opening,the stent structure comprises a longitudinally extending tubular shaped section of a substantially constant outside diameter,the stent structure comprises a section tapering distally radially inwardly at its distal end, andwhen the stent structure is in the expanded configuration, only the proximal end of the stent structure is fixed to the delivery member. 2. The vascular device according to claim 1, wherein the proximal end of the stent structure comprises a section that tapers proximally radially inwardly to the delivery member. 3. The vascular device according to claim 1 wherein the proximal end of the stent structure comprises a pair of struts. 4. The vascular device according to claim 1, further comprising a flexible tip extending distally from the distal end of the stent structure. 5. The vascular device according to claim 1, wherein the stent structure is self-supporting. 6. The vascular device according to claim 5, wherein the stent structure is a shape memory stent structure. 7. The vascular device according to claim 1, wherein the delivery member has a length for extension from a location outside the vasculature to the treatment site within the vasculature. 8. The vascular device according to claim 1, wherein the stent structure comprises a mesh. 9. The vascular device according to claim 8, wherein interconnecting portions of the mesh define a plurality of openings in the stent structure. 10. The vascular device according to claim 9, wherein the stent structure comprises a plurality of openings in the longitudinal direction and a plurality of openings in the circumferential direction. 11. The vasculature device according to claim 1, wherein the device comprises a connecting member for permanently fixing the proximal end of the stent structure to the delivery member. 12. The vascular device according to claim 11, wherein the connecting member comprises a pair of struts extending from the delivery member. 13. The vasculature device according to claim 1, wherein the stent structure section tapering distally radially inwardly terminates in a tip extending distally from the distal end of the stent structure. 14. The vasculature device according to claim 13, wherein the tip is flexible relative to the stent structure to aid in atraumatic transport through the vasculature. 15. The vasculature device according to claim 1, wherein the delivery member is a tubing substrate. 16. The vascular device according to claim 1, wherein when the stent structure is expanded within the vasculature, proximally retracting the delivery member would proximally withdraw the stent structure. 17. A vascular device for use during an interventional procedure, comprising: a flexible tube defined by a mesh structure and having a proximal end and a distal end,the tube having a first configuration comprising a compressed diameter that permits intraluminal delivery of the tube through a vasculature and a second configuration comprising an expanded diameter for engaging the wall a vessel lumen at a treatment site;a delivery member connected to the proximal end of the tube; anda connecting member, the connecting member attaching the tube to the delivery member,wherein the tube remains connected to the delivery member when the tube is in the second configuration,the proximal end of the tube defines a single inlet opening,the connecting member extends from a portion of the inlet opening to the delivery member, andwhen the tube is in the second configuration, only the proximal end of the tube is fixed to the delivery member. 18. The vascular device according to claim 17, wherein the mesh structure is expandable upon deployment to the second configuration through shape memory characteristics or elastic memory characteristics. 19. The vascular device according to claim 17, wherein the tube self-expands from the first configuration to the second configuration. 20. The vascular device according to claim 17, wherein when the tube is in the second configuration, the mesh defines a tubular shape of a substantially constant outside diameter extending longitudinally between the proximal end and the distal end of the tube. 21. The vasculature device according to claim 17, wherein the delivery member is a tubing substrate. 22. The vasculature device according to claim 17, wherein when the tube is in the second configuration and the tube is engaging at least a portion of the wall the vessel lumen at the treatment site, proximally withdrawing the delivery member will proximally withdraw the tube. 23. The vasculature device according to claim 17, wherein the connecting member comprises at least a pair of struts. 24. The vasculature device according to claim 17, wherein the mesh comprises a plurality of slots. 25. The vasculature device according to claim 17, wherein the mesh structure comprises a plurality of interconnected struts. 26. The vasculature device according to claim 25, wherein the plurality of interconnected struts defines a plurality of cells. 27. The vascular device according to claim 25, wherein the tube comprises a plurality of cells in the longitudinal direction and a plurality of cells in the circumferential direction. 28. The vascular device according to claim 17, wherein, in the second configuration, the mesh structure is preconfigured to define a cylindrical shape having generally straight parallel sides and a substantially circular cross section. 29. A vascular device for use during an interventional procedure, comprising: a stent structure having a collapsed configuration, an expanded configuration, a proximal end, and a distal end; anda delivery member for delivering the stent structure to a treatment site within a vasculature,wherein the proximal end of the stent structure is fixed to the delivery member when the stent structure is in the expanded configuration at the treatment site,the proximal end of the stent structure includes a single inlet opening,the stent structure comprises a longitudinally extending tubular shaped section of a substantially constant outside diameter from the inlet opening to a position near the distal end of the stent structure,the tubular shaped section of the stent structure is free of structural elements extending from a surface the tubular shaped section towards an interior portion of the tubular shaped section, andwhen the stent structure is in the expanded configuration, only the proximal end of the stent structure is fixed to the delivery member. 30. The vascular device according to claim 29, wherein the proximal end of the stent structure tapers proximally radially inwardly to the delivery member. 31. The vascular device according to claim 29, wherein the distal end of the stent structure tapers distally radially inwardly to a tip extending distally from the distal end of the stent structure. 32. The vascular device according to claim 29, wherein the device has a first configuration comprising a compressed diameter that permits intraluminal delivery of the device through a vasculature and a second configuration comprising an expanded diameter for engaging the wall a vessel lumen at a treatment site, andthe stent structure remains connected to the delivery member when the device is in the second configuration. 33. The vascular device according to claim 29, wherein the device comprises a connecting member for permanently fixing the proximal end of the stent structure to the delivery member.
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