An integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; medical devices, namely, catheters, stents, and assemblies of stents and catheters
2.
MULTI-STENT AND MULTI-BALLOON APPARATUS FOR TREATING BIFURCATIONS AND METHODS OF USE
A system for treating a bifurcated vessel that includes a first delivery catheter and a second delivery catheter. The first delivery catheter carries a proximal first stent and a distal second stent. The first delivery catheter also has a first elongate shaft, a proximal first expandable member with the proximal first stent disposed thereover, and a distal second expandable member with the distal second stent disposed thereover. The proximal first expandable member and distal second expandable member are independently expandable of one another. The second delivery catheter carries a third stent. The second delivery catheter also has a second elongate shaft, and a third expandable member with the third stent disposed thereover. The third expandable member is independently expandable of the proximal first expandable member and the distal second expandable member.
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A system for treating a bifurcated vessel that includes a first delivery catheter and a second delivery catheter. The first delivery catheter carries a proximal first stent and a distal second stent. The first delivery catheter also has a first elongate shaft, a proximal first expandable member with the proximal first stent disposed thereover, and a distal second expandable member with the distal second stent disposed thereover. The proximal first expandable member and distal second expandable member are independently expandable of one another. The second delivery catheter carries a third stent. The second delivery catheter also has a second elongate shaft, and a third expandable member with the third stent disposed thereover. The third expandable member is independently expandable of the proximal first expandable member and the distal second expandable member.
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
5.
SYSTEM AND METHODS FOR TREATING A BIFURCATION WITH A FULLY CRIMPED STENT
A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A system and method for a stent delivery system, the delivery system having a catheter and a balloon coupled to a distal portion of the catheter. The catheter with the radially expandable member is inserted into a cavity in a mold. Heat and pressure are applied for a period of time which inflates the balloon and imparts a shape memory to a portion of the balloon. The balloon is removed from the cavity of the mold with a shape memory.
Medical devices, surgical instruments, and apparatus for use in cardiovascular surgery; Medical devices, namely, catheters, stents, assemblies of stents and catheters
An elongate shaft management device has an upper plate and a lower plate. The lower plate has at least one groove that is sized to receive the elongate shaft. The at least one groove in the lower plate cooperates with the upper plate to capture the elongate shaft and prevent movement of the elongate shaft. The upper plate is releasably coupled to the lower plate to provide access to the elongate shaft and allow it to be manipulated.
A system for treating a bifurcated vessel that includes a first delivery catheter and a second delivery catheter. The first delivery catheter carries a proximal first stent and a distal second stent. The first delivery catheter also has a first elongate shaft, a proximal first expandable member with the proximal first stent disposed thereover, and a distal second expandable member with the distal second stent disposed thereover. The proximal first expandable member and distal second expandable member are independently expandable of one another. The second delivery catheter carries a third stent. The second delivery catheter also has a second elongate shaft, and a third expandable member with the third stent disposed thereover. The third expandable member is independently expandable of the proximal first expandable member and the distal second expandable member.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
Methods for crimping a stent on an expandable member of a delivery catheter, and devices and methods for treating a bifurcation are disclosed. A method for crimping includes positioning a stent having a first portion and a second portion over the expandable member, and non-uniformly crimping the stent to the expandable member. The method can include routing an elongate shaft under the second portion of the stent and through the side hole so as to be routed external to the first portion. The stent second portion can be crimped so that the elongate shaft can be slidably disposed relative to the stent second portion prior to deployment of the stent.
A system for treating a bifurcation includes a first radially expandable stent and a second radially expandable stent. The first stent has a side hole and a plurality of lateral elements extending from the side hole. The second stent has a plurality of axial elements extending away from the proximal end of the second stent. The axial elements of the second stent interdigitate with the lateral elements of the first stent when both stents have been expanded.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on the second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. A twist resolution pocket is provided on the first and second delivery catheters.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/966 - Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on the second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. A twist resolution pocket is provided on the first and second delivery catheters.
A crimping method that crimps a stent over multiple catheters. The method includes differentially crimping a stent on certain portions of a balloon catheter so that a second catheter can be threaded through the uncrimped portion of the stent and exit through the links of a conventional stent design or through a specific hole in the stent designed for a branched vessel.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
16.
System and methods for treating a bifurcation with a fully crimped stent
A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/82 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
Medical devices, surgical instruments, and apparatus for use
in cardiovascular surgery; medical devices, namely,
catheters, stents, assemblies of stents and catheters.
A system and method for a stent delivery system, the delivery system having a catheter and a balloon coupled to a distal portion of the catheter. The catheter with the radially expandable member is inserted into a cavity in a mold. Heat and pressure are applied for a period of time which inflates the balloon and imparts a shape memory to a portion of the balloon. The balloon is removed from the cavity of the mold with a shape memory.
A stent delivery system for treating a bifurcated vessel includes a first elongate shaft with a first expandable member. A first stent having a side hole is disposed over the first expandable member. A second elongate shaft has a second expandable member. The second elongate shaft is slidably disposed under the proximal end of the first stent and extends out of the side hole. The first stent is fully crimped over a proximal portion and a distal portion of the first expandable member and a proximal portion of the second expandable member so as to prevent axial movement of the first stent relative to the first or second elongate shafts during delivery. Portions of the first or second expandable members may be pillowed to provide a protective barrier that prevents edges of the stent from catching on other objects.
A stent delivery system for treating a bifurcated vessel includes a first elongate shaft with a first expandable member. A first stent having a side hole is disposed over the first expandable member. A second elongate shaft has a second expandable member. The second elongate shaft is slidably disposed under the proximal end of the first stent and extends out of the side hole. The first stent is fully crimped over a proximal portion and a distal portion of the first expandable member and a proximal portion of the second expandable member so as to prevent axial movement of the first stent relative to the first or second elongate shafts during delivery. Portions of the first or second expandable members may be pillowed to provide a protective barrier that prevents edges of the stent from catching on other objects.
Surgical devices and instruments; an integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; Medical devices, namely, catheters, stents, assemblies of stents and catheters
Surgical devices and instruments; an integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; Medical devices, namely, catheters, stents, assemblies of stents and catheters
Surgical devices and instruments; an integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; Medical devices, namely, catheters, stents, assemblies of stents and catheters
Surgical devices and instruments; an integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; Medical devices, namely, catheters, stents, assemblies of stents and catheters
An integrated medical device system comprised of surgical devices and instruments for treating vascular bifurcation; an integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; Medical devices, namely, catheters, stents, assemblies of stents and catheters
Surgical devices and instruments; an integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; Medical devices, namely, catheters, stents, assemblies of stents and catheters
Medical devices, surgical instruments, and surgical apparatus for use in cardiovascular surgery; medical devices, namely, catheters, stents, assemblies of stents and catheters
29.
Multi-stent and multi-balloon apparatus for treating bifurcations and methods of use
A system for treating a bifurcated vessel that includes a first delivery catheter and a second delivery catheter. The first delivery catheter carries a proximal first stent and a distal second stent. The first delivery catheter also has a first elongate shaft, a proximal first expandable member with the proximal first stent disposed thereover, and a distal second expandable member with the distal second stent disposed thereover. The proximal first expandable member and distal second expandable member are independently expandable of one another. The second delivery catheter carries a third stent. The second delivery catheter also has a second elongate shaft, and a third expandable member with the third stent disposed thereover. The third expandable member is independently expandable of the proximal first expandable member and the distal second expandable member.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
Methods for crimping a stent on an expandable member of a delivery catheter, and devices and methods for treating a bifurcation are disclosed. A method for crimping includes positioning a stent having a first portion and a second portion over the expandable member, and non-uniformly crimping the stent to the expandable member. The method can include routing an elongate shaft under the second portion of the stent and through the side hole so as to be routed external to the first portion. The stent second portion can be crimped so that the elongate shaft can be slidably disposed relative to the stent second portion prior to deployment of the stent.
A system for treating a bifurcation includes a first radially expandable stent and a second radially expandable stent. The first stent has a side hole and a plurality of lateral elements extending from the side hole. The second stent has a plurality of axial elements extending away from the proximal end of the second stent. The axial elements of the second stent interdigitate with the lateral elements of the first stent when both stents have been expanded.
An elongate shaft management device has an upper plate and a lower plate. The lower plate has at least one groove that is sized to receive the elongate shaft. The at least one groove in the lower plate cooperates with the upper plate to capture the elongate shaft and prevent movement of the elongate shaft. The upper plate is releasably coupled to the lower plate to provide access to the elongate shaft and allow it to be manipulated.
A system and method for a stent delivery system, the delivery system having a catheter and a balloon coupled to a distal portion of the catheter. The catheter with the radially expandable member is inserted into a cavity in a mold. Heat and pressure are applied for a period of time which inflates the balloon and imparts a shape memory to a portion of the balloon. The balloon is removed from the cavity of the mold with a shape memory.
A system and method for a stent delivery system, the delivery system having a catheter and a balloon coupled to a distal portion of the catheter. The catheter with the radially expandable member is inserted into a cavity in a mold. Heat and pressure are applied for a period of time which inflates the balloon and imparts a shape memory to a portion of the balloon. The balloon is removed from the cavity of the mold with a shape memory.
An integrated medical device system comprised of stents and intravenous catheters for treating vascular bifurcation; medical devices, namely, catheters, stents, and assemblies of stents and catheters
36.
System and methods for treating a bifurcation with a fully crimped stent
A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A crimping method that crimps a stent over multiple catheters. The method includes differentially crimping a stent on certain portions of a balloon catheter so that a second catheter can be threaded through the uncrimped portion of the stent and exit through the links of a conventional stent design or through a specific hole in the stent designed for a branched vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/91 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole.
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
An elongate shaft management device has an upper plate and a lower plate. The lower plate has at least one groove that is sized to receive the elongate shaft. The at least one groove in the lower plate cooperates with the upper plate to capture the elongate shaft and prevent movement of the elongate shaft. The upper plate is releasably coupled to the lower plate to provide access to the elongate shaft and allow it to be manipulated.
An elongate shaft management device has an upper plate and a lower plate. The lower plate has at least one groove that is sized to receive the elongate shaft. The at least one groove in the lower plate cooperates with the upper plate to capture the elongate shaft and prevent movement of the elongate shaft. The upper plate is releasably coupled to the lower plate to provide access to the elongate shaft and allow it to be manipulated.
A system for treating a bifurcation includes a first radially expandable stent and a second radially expandable stent. The first stent has a side hole and a plurality of lateral elements extending from the side hole. The second stent has a plurality of axial elements extending away from the proximal end of the second stent. The axial elements of the second stent interdigitate with the lateral elements of the first stent when both stents have been expanded.
A system for treating a bifurcated vessel that includes a first delivery catheter and a second delivery catheter. The first delivery catheter carries a proximal first stent and a distal second stent. The first delivery catheter also has a first elongate shaft, a proximal first expandable member with the proximal first stent disposed thereover, and a distal second expandable member with the distal second stent disposed thereover. The proximal first expandable member and distal second expandable member are independently expandable of one another. The second delivery catheter carries a third stent. The second delivery catheter also has a second elongate shaft, and a third expandable member with the third stent disposed thereover. The third expandable member is independently expandable of the proximal first expandable member and the distal second expandable member.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/852 - Two or more distinct overlapping stents
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A balloon delivery catheter apparatus including a catheter tubing defining a lumen therethrough, a balloon disposed near a distal end of the catheter tubing and moving between deflated and inflated states, and a core wire having a proximal end attached to the catheter tubing inside the lumen and extending distally away and substantially co-axially with the catheter tubing through the balloon to a distal free end. Proximal and distal balloon control bands are concentrically arranged around respective proximal and distal end portions of the balloon. A coil disposed around the core wire has a proximal end attached to at least one of the distal end portion of the balloon and the distal balloon control band.
A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A61F 2/852 - Two or more distinct overlapping stents
Methods for crimping a stent on an expandable member of a delivery catheter, and devices and methods for treating a bifurcation are disclosed. A method for crimping includes positioning a stent having a first portion and a second portion over the expandable member, and non-uniformly crimping the stent to the expandable member. The method can include routing an elongate shaft under the second portion of the stent and through the side hole so as to be routed external to the first portion. The stent second portion can be crimped so that the elongate shaft can be slidably disposed relative to the stent second portion prior to deployment of the stent.
A system for treating a bifurcation includes a first radially expandable stent and a second radially expandable stent. The first stent has a side hole and a plurality of lateral elements extending from the side hole. The second stent has a plurality of axial elements extending away from the proximal end of the second stent. The axial elements of the second stent interdigitate with the lateral elements of the first stent when both stents have been expanded.
A crimping method that crimps a stent over multiple catheters. The method includes differentially crimping a stent on certain portions of a balloon catheter so that a second catheter can be threaded through the uncrimped portion of the stent and exit through the links of a conventional stent design or through a specific hole in the stent designed for a branched vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/91 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
A stent delivery catheter including a catheter tubing defining a lumen therethrough, a balloon disposed near a distal end of the catheter tubing and moving between deflated and inflated states, and proximal and distal balloon control bands concentrically arranged around respective proximal and distal end portions of the balloon. The proximal balloon control band has a proximal end located proximally of a proximal end of the balloon and a distal end located adjacent a proximal end of a received unexpanded stent. The distal balloon control band has a proximal end located adjacent a distal end of the received unexpanded stent and a distal end located distally of a distal end of the balloon. The balloon control bands each have a diametric cross-section larger than the balloon in an uninflated state and the unexpanded stent received over the balloon to impede axial movement of the unexpanded stent off of the balloon.
A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A stent delivery catheter including a catheter tubing defining a lumen therethrough, a balloon disposed near a distal end of the catheter tubing and moving between deflated and inflated states, and proximal and distal balloon control bands concentrically arranged around respective proximal and distal end portions of the balloon. The proximal balloon control band has a proximal end located proximally of a proximal end of the balloon and a distal end located adjacent a proximal end of a received unexpanded stent. The distal balloon control band has a proximal end located adjacent a distal end of the received unexpanded stent and a distal end located distally of a distal end of the balloon. The balloon control bands each have a diametric cross-section larger than the balloon in an uninflated state and the unexpanded stent received over the balloon to impede axial movement of the unexpanded stent off of the balloon.
A system for treating a bifurcated vessel that includes a first delivery catheter and a second delivery catheter. The first delivery catheter carries a proximal first stent and a distal second stent. The first delivery catheter also has a first elongate shaft, a proximal first expandable member with the proximal first stent disposed thereover, and a distal second expandable member with the distal second stent disposed thereover. The proximal first expandable member and distal second expandable member are independently expandable of one another. The second delivery catheter carries a third stent. The second delivery catheter also has a second elongate shaft, and a third expandable member with the third stent disposed thereover. The third expandable member is independently expandable of the proximal first expandable member and the distal second expandable member.
A61F 2/844 - Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
A61F 2/90 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/852 - Two or more distinct overlapping stents
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
A system for treating a bifurcation includes a first radially expandable stent and a second radially expandable stent. The first stent has a side hole and a plurality of lateral elements extending from the side hole. The second stent has a plurality of axial elements extending away from the proximal end of the second stent. The axial elements of the second stent interdigitate with the lateral elements of the first stent when both stents have been expanded.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member. A stent having a side hole is disposed on the second delivery catheter. A portion of the first delivery catheter is disposed under a portion of the stent. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. Expansion of the first expandable member expands a portion of the stent and expansion of the second expandable member expands the rest of the stent.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/86 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure
A61F 2/91 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
Methods for crimping a stent on an expandable member of a delivery catheter, and devices and methods for treating a bifurcation are disclosed. A method for crimping includes positioning a stent having a first portion and a second portion over the expandable member, and non-uniformly crimping the stent to the expandable member. The method can include routing an elongate shaft under the second portion of the stent and through the side hole so as to be routed external to the first portion. The stent second portion can be crimped so that the elongate shaft can be slidably disposed relative to the stent second portion prior to deployment of the stent.
A crimping method that crimps a stent over multiple catheters. The method includes differentially crimping a stent on certain portions of a balloon catheter so that a second catheter can be threaded through the uncrimped portion of the stent and exit through the links of a conventional stent design or through a specific hole in the stent designed for a branched vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A61F 2/91 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
A61F 2/95 - Instruments specially adapted for placement or removal of stents or stent-grafts
58.
Methods and systems for ostial stenting of a bifurcation
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member. A stent having a side hole is disposed on the second delivery catheter. A portion of the first delivery catheter is disposed under a portion of the stent. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. Expansion of the first expandable member expands a proximal portion of the stent in a main branch vessel, and expansion of the second expandable member expands a distal portion of the stent in a side branch vessel.
A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.
A61F 2/954 - Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
A61F 2/856 - Single tubular stent with side portal passage
A61F 2/915 - Stents in a form characterised by wire-like elementsStents in a form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
A61F 2/958 - Inflatable balloons for placing stents or stent-grafts
A system for treating a bifurcated vessel that includes a first delivery catheter and a second delivery catheter. The first delivery catheter carries a proximal first stent and a distal second stent. The first delivery catheter also has a first elongate shaft, a proximal first expandable member with the proximal first stent disposed thereover, and a distal second expandable member with the distal second stent disposed thereover. The proximal first expandable member and distal second expandable member are independently expandable of one another. The second delivery catheter carries a third stent. The second delivery catheter also has a second elongate shaft, and a third expandable member with the third stent disposed thereover. The third expandable member is independently expandable of the proximal first expandable member and the distal second expandable member.
A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.
A system for treating a bifurcated vessel comprises a first delivery catheter and a second delivery catheter. The first delivery catheter carries a first stent comprised of a proximal stent and a distal stent. The first delivery catheter also has a first elongate shaft, a proximal expandable member with the proximal stent disposed thereover, and a distal expandable member with the distal stent disposed thereover. The proximal and distal expandable members are independently expandable of one another. The second delivery catheter carries a second stent. The second delivery catheter also has a second elongate shaft, and a second expandable member with the second stent disposed thereover. The second expandable member is independently expandable of the proximal and the distal expandable members.
A balloon delivery catheter apparatus including a catheter tubing defining a lumen therethrough, a balloon disposed near a distal end of the catheter tubing and moving between deflated and inflated states, and a core wire having a proximal end attached to the catheter tubing inside the lumen and extending distally away and substantially co-axially with the catheter tubing through the balloon to a distal free end. Proximal and distal balloon control bands are concentrically arranged around respective proximal and distal end portions of the balloon. A coil disposed around the core wire has a proximal end attached to at least one of the distal end portion of the balloon and the distal balloon control band.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member. A stent having a side hole is disposed on the second delivery catheter. A portion of the first delivery catheter is disposed under a portion of the stent. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. Expansion of the first expandable member expands a proximal portion of the stent in a main branch vessel, and expansion of the second expandable member expands a distal portion of the stent in a side branch vessel.
A system for treating a bifurcation includes a first radially expandable stent and a second radially expandable stent. The first stent has a side hole and a plurality of lateral elements extending from the side hole. The second stent has a plurality of axial elements extending away from the proximal end of the second stent. The axial elements of the second stent interdigitate with the lateral elements of the first stent when both stents have been expanded.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member. A stent having a side hole is disposed on the second delivery catheter. A portion of the first delivery catheter is disposed under a portion of the stent. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. Expansion of the first expandable member expands a portion of the stent and expansion of the second expandable member expands the rest of the stent.
Methods for crimping a stent on an expandable member of a delivery catheter, and devices and methods for treating a bifurcation are disclosed. A method for crimping includes positioning a stent having a first portion and a second portion over the expandable member, and non-uniformly crimping the stent to the expandable member. The method can include routing an elongate shaft under the second portion of the stent and through the side hole so as to be routed external to the first portion. The stent second portion can be crimped so that the elongate shaft can be slidably disposed relative to the stent second portion prior to deployment of the stent.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole.
A crimping method that crimps a stent over multiple catheters. The method includes differentially crimping a stent on certain portions of a balloon catheter so that a second catheter can be threaded through the uncrimped portion of the stent and exit through the links of a conventional stent design or through a specific hole in the stent designed for a branched vessel.
Methods for crimping a stent on an expandable member of a delivery catheter, and devices and methods for treating a bifurcation are disclosed. A method for crimping includes positioning a stent having a first portion and a second portion over the expandable member, and non-uniformly crimping the stent to the expandable member. The method can include routing an elongate shaft under the second portion of the stent and through the side hole so as to be routed external to the first portion. The stent second portion can be crimped so that the elongate shaft can be slidably disposed relative to the stent second portion prior to deployment of the stent.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member. A stent having a side hole is disposed on the second delivery catheter. A portion of the first delivery catheter is disposed under a portion of the stent. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. Expansion of the first expandable member expands a proximal portion of the stent in a main branch vessel, and expansion of the second expandable member expands a distal portion of the stent in a side branch vessel.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member. A stent having a side hole is disposed on the second delivery catheter. A portion of the first delivery catheter is disposed under a portion of the stent. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole. Expansion of the first expandable member expands a portion of the stent and expansion of the second expandable member expands the rest of the stent.
A system for treating a bifurcation includes a first radially expandable stent and a second radially expandable stent. The first stent has a side hole and a plurality of lateral elements extending from the side hole. The second stent has a plurality of axial elements extending away from the proximal end of the second stent. The axial elements of the second stent interdigitate with the lateral elements of the first stent when both stents have been expanded.
A system for treating a bifurcation includes first and second delivery catheters, each having an expandable member and a stent. The stent on the second delivery catheter has a side hole. A portion of the first delivery catheter is disposed under a portion of the stent on second delivery catheter. The first delivery catheter is slidable relative to the second delivery catheter, and the first delivery catheter passes through the side hole.
A crimping method that crimps a stent over multiple catheters. The method includes differentially crimping a stent on certain portions of a balloon catheter so that a second catheter can be threaded through the uncrimped portion of the stent and exit through the links of a conventional stent design or through a specific hole in the stent designed for a branched vessel.
