Class / Patent application number | Description | Number of patent applications / Date published |
623100340 | Having marker (e.g., color, radiopaque, etc.) | 68 |
20080215134 | Vascular band - A vascular band ( | 09-04-2008 |
20080221670 | RADIOPAQUE POLYMERIC STENT - The invention relates to an implantable radiopaque stent adapted to be disposed in a body lumen. In one aspect of the invention, at least one radiopaque filament is arranged for permanent attachment to a hollow tubular structure. The filament is desirably arranged in a linear direction traverse to a longitudinal length of the structure, the structure having a tubular wall that defines an inner surface and an outer surface and opposing first open end and second open end. The radiopaque filament improves external imaging of the tubular structure on fluoroscope or x-ray imaging equipment. | 09-11-2008 |
20080269874 | Implantable medical devices fabricated from polymers with radiopaque groups - Inplantable medical devices fabricated from radiopaque polymers are disclosed. | 10-30-2008 |
20080288056 | RADIOPAQUE MARKERS COMPRISING BINARY ALLOYS OF TITANIUM - There is disclosed a radiopaque marker comprising a binary alloy of titanium and one binary element selected from platinum, palladium, rhodium, and gold. There is also disclosed various medical devices, such as stents, guidewires and embolic filters, that have the radiopaque marker attached thereto. Methods of attaching the radiopaque marker to the medical devices, such as by welding, are also disclosed. | 11-20-2008 |
20090005858 | INTEGRATION OF MARKERS INTO BAR ARMS USING A WARM-FORMING PROCESS - A stent having a body capable of visualization under X-ray fluoroscopic techniques. The stent body includes radiopaque strut members. The stent body can also have a radiopacity gradient along the length of the stent body. | 01-01-2009 |
20090018645 | Endoprostheses Containing Boride Intermetallic Phases - An endoprosthesis including an alloy having a matrix comprising titanium, niobium, or a combination thereof and a plurality of boride intermetallic phases within the matrix. | 01-15-2009 |
20090076594 | METHOD OF MONITORING POSITIONING OF POLYMER STENTS - The invention is directed to a polymer stent with one or more markers such that when the stent is placed within a lumen, the markers can be detected external to the body. The markers can also be used to monitor the stent position after placement and absorption of bioabsorbable stents. Further, the stent may comprise two markers used to determine the diameter of the stent in real time. It is also contemplated that the stent may comprise at least three markers. The use of at least three markers enables the three dimensional orientation of the stent to be determined at any time. The stent may also comprise markers such that the markers are located in regions with different in vivo lifetimes. It is also contemplated that the pattern and material type of markers on the stent may be used to determine the type of stent within a lumen or box. | 03-19-2009 |
20090118816 | Implantable Device for Therapeutic Treatment Within a Body Lumen - A treatment system to provide energy therapy to a patient includes an implantable device and an activation system having a plurality of energy emitters that transmit energy towards the device. In one embodiment, the implantable device is a stent carrying a treatment agent. The treatment agent can be selectively activated by the activation system before, during, or after implantation in a subject's body. The activated treatment agent can react with adjacent tissues. | 05-07-2009 |
20090125099 | STENT DESIGNS WHICH ENABLE THE VISIBILITY OF THE INSIDE OF THE STENT DURING MRI - A medical device that inhibits distortion of medical resonance images taken of the device. In particular, various structures are utilized to allow visibility proximate, and inside of, a tubular member, such as a stent. In one embodiment, the stent is constructed such that any closed path encircling at least a circumference of the stent will pass through at least two materials to reduce or eliminate electrical loops formed in the stent. | 05-14-2009 |
20090171449 | STENT FORMED FROM POLYMER-BIOCERAMIC COMPOSITE WITH RADIOPAQUE BIOCERAMIC PARTICLES - Implantable medical devices fabricated at least in part of a polymer-bioceramic composite having bioceramic particles with radiopaque functional groups grafted to a surface of the bioceramic particles are disclosed. Implantable medical devices fabricated at least in part of a radiopaque material having bioceramic particles with polymer chains grafted onto a surface of the bioceramic particles, the radiopaque functional groups being chemically bonded to the grafted polymer chains, are disclosed. | 07-02-2009 |
20090204203 | Bioabsorbable Stent Having a Radiopaque Marker - A bioabsorbable stent includes one or more radiopaque markers. The stent body may include a generally cylindrical body portion and a marker support for receiving the one or more marker(s). The marker support may be connected to an end of the body portion, or may be an integral portion of the body portion. By selectively controlling dissolution of the biodegradable material of the marker support, the marker support will remain intact for a sufficient time to allow for the marker to endothelialize and therefore prevent the marker from dislodging and embolizing. The controlled dissolution may be accomplished via one or more of the following mechanisms, including increasing the cross-sectional thickness of the marker support, passivating or oxidizing the marker support, utilizing a different, slower absorbing material for the marker support, utilizing a bioabsorbable polymeric coating on the marker support, or protecting the marker support with a sacrificial anode. | 08-13-2009 |
20090259296 | Gate Cannulation Apparatus and Methods - A representation of a prosthesis opening is created and a device having a marker is tracked through the opening while monitoring the relative positions of the opening representation and the marker on a display. In one alternative, a representation is made on a display of the center of the contralateral stump opening and an electromagnetic marker coil that is secured to an endovascular delivery device, and the marker and delivery device are guided into the opening, while monitoring the relative positions of the opening center and the electromagnetic marker coil representations. In another alternative, one or more markers are positioned in the vicinity of the prosthesis opening and a device having a marker is tracked to the one or more markers and through the opening where the device is one of a guidewire and a catheter, while monitoring the relative position of the markers on a display. | 10-15-2009 |
20090259297 | Implantable Medical Devices Fabricated From Polyurethanes With Grafted Radiopaque Groups - Medical devices, such as stents, fabricated from a polymer including degradable polymer segments joined by di-urethane linkages with radiopaque functional groups chemically bonded to the polymer are disclosed. | 10-15-2009 |
20090264990 | Radiopaque Imprinted Ink Marker for Stent Graft - A tubular synthetic endoluminal graft having at least one radiopaque ink marker pattern to radiographically delineate the surface of the graft cloth. The radiopaque ink marker includes a matrix of ink dots defining an annular band about a circumference of the graft. The endoluminal graft including at least one stent attached to the graft. The at least one stent may overlap or be positioned adjacent the radiopaque ink marker. The radiopaque ink marker may be utilized to facilitate creation of a fenestration in the side wall of the graft in situ to perfuse a side branch vessel. | 10-22-2009 |
20090306769 | MEDICAL BALLOON MADE WITH HYBRID POLYMER-CERAMIC MATERIAL AND METHOD OF MAKING AND USING THE SAME - A medical device such as a catheter, stent or balloon, or a component thereof is formed by depositing an inorganic-organic hybrid composite material on an eliminatable shape form and removing the shape form, leaving the medical device or component thereof formed of the inorganic-organic hybrid composite material. Multiple layers of the inorganic-organic hybrid composite material can be used in the formation. A particular structure is an expandable balloon member for a catheter assembly. | 12-10-2009 |
20090326642 | Implantable Medical Devices Fabricated From Radiopaque Polymers With High Fracture Toughness - Medical devices, such as stents, fabricated from a polymer including degradable polymer segments joined by di-urethane linkages with radiopaque functional groups chemically bonded to the polymer are disclosed. | 12-31-2009 |
20100030323 | TUBULAR COLORED VESSEL PROSTHESIS AND USE THEREOF IN SURGERY - A tubular vessel prosthesis includes an inner surface and an outer surface and a wall, where the vessel prosthesis has a coloration on the inner and/or outer surface which brings about a contrast between the inner surface and outer surface. | 02-04-2010 |
20100070025 | TUBULAR MEDICAL ENDOPROSTHESES - A tubular prosthesis device for use within the body. The device includes, a metal filament material formed of metal outer member having an exposed outer surface and a core within the extended outer member formed of a different metal than the outer member. The core is secured within and substantially enclosed by the outer member. The device can be reduced to a small size for introduction into the body lumen and expandable to a sufficiently large size to engage the wall of the body lumen. Stents formed of composite wires are shown. | 03-18-2010 |
20100094406 | ENDOPROSTHESIS, AND METHOD FOR PRODUCING AN ENDOPROSTHESIS - The endoprosthesis is designed to be implanted in an aneurysm ( | 04-15-2010 |
20100121432 | Endoprosthesis - The invention relates to an endoprosthesis, in particular an intraluminal endoprosthesis, for example a stent, having a base body composed at least partially of a metallic material, and having a functional element which is attached to the base body or imbedded therein and which contains material that is radiopaque and/or X-ray opaque and has a different material composition, at least in a portion of its volume, compared to the material of the base body. To avoid contact corrosion and undesired corrosion, the functional element is provided with a barrier layer which electrically insulates the radiopaque and/or X-ray opaque material from the base body. | 05-13-2010 |
20100174360 | Medical Devices and Methods of Making the Same - An endoprosthesis, such as a stent, having a layer that can enhance the biocompatibility of the endoprosthesis, and methods of making the endoprosthesis are disclosed. | 07-08-2010 |
20100191321 | SELF-EXPANSIBLE STENT WITH RADIOPAQUE MARKERS AND METHOD OF MAKING SUCH A STENT - Pushing a self-expanding stent from one of its ends, during release of the stent at a stenting site in a bodily lumen, by proximal withdrawal of a surrounding sheath, can impose unacceptably high stresses on parts of the strut network of the stent. For location of stents in a bodily lumen, it is customary to equip the end annulus of a stent with radiopaque markers. The present invention involves arranging the markers so that they share with non-marker portions of the end annulus the stresses imposed in the stent by the end pushing, whereby the high stresses are shared more equally by all the struts of the stent in the end annulus. | 07-29-2010 |
20100204782 | RADIOPAQUE IMPLANTABLE COLLAGENOUS BIOMATERIAL DEVICE - Disclosed is a medical device ( | 08-12-2010 |
20100324663 | STENT - There is provided a stent which can be surely indwelled up to a deeper place than an obstructed or stenosed portion of a tubular organ so as to exhibit an expansion force and keep flexibility. | 12-23-2010 |
20110054594 | FENESTRATED PROSTHESIS - Some embodiments of the present disclosure are directed to endoluminal prostheses having one or more reinforced fenestrations therein. The one or more reinforced fenestrations can have improved sealing capabilities with respect to branch grafts deployed within the fenestrations, improved tear resistance and expandability, and improved pull-out resistance for branch grafts. In some embodiments, the endoluminal prosthesis can have a main graft body defining a flow lumen therethrough, a first opening passing through a wall of the main graft body, and a first support member supported by the main graft body and overlapping an edge of the first opening, the first support member being configured to at least increase the tear resistance of the main graft body adjacent to the first opening. The support member can be stitched or otherwise attached to the main graft adjacent to the fenestration. | 03-03-2011 |
20110125253 | GRAFTS AND STENT GRAFTS HAVING A RADIOPAQUE MARKER - A graft device comprising a layer of synthetic non-metallic material having a first surface and a second surface spaced apart from the first surface. The device further, includes a radiopaque marker at least partially embedded in the layer. | 05-26-2011 |
20110166645 | DEVICE VIEWABLE UNDER AN IMAGING BEAM - The invention provides a stent made from a material operable to perform a stent's desired therapeutic functions, and also made from a material that has a radiopacity that substantially preserves the appearance of the stent when the stent is viewed under a CT imaging beam. Such a stent can allow for follow-up of the stent and the surrounding blood-vessel on CT. | 07-07-2011 |
20110245912 | Radiopaque iodinated and iodide-containing crystalline absorbable aliphatic polymeric materials and applications thereof - Radiopaque, iodinated, absorbable polyesters, polyester urethanes, and polyether-ester-urethanes with and without inorganic iodide micro-/nanoparticles dispersed or solubilized therein, and composite inorganic iodide micro-/nanoparticles in an absorbable polyester, polyester-urethane, polyester-ester, or polyether-ester urethane matrix are employed in medical devices and therapeutic compositions. | 10-06-2011 |
20110257730 | MEDICAL DEVICES AND METHODS OF MAKING THE SAME - An endoprosthesis, such as a stent, having a layer that can enhance the biocompatibility of the endoprosthesis, and methods of making the endoprosthesis are disclosed. | 10-20-2011 |
20110319982 | IMPLANT AND METHOD FOR MANUFACTURING SAME - The present invention relates to an implant, in particular an intraluminal endoprothesis, comprising a body containing a metallic material, and comprising at least one functional element that is fastened to the body and has a material composition in at least a portion of its volume that differs from the material of the body, the material composition preferably including radio-opaque and/or x-ray opaque material. To effectively prevent accelerated degradation due to the formation of a local cell of the material of the body and the functional element, the at least one functional element includes a first layer at least in the region of its surface where it is bonded to the body, the first layer primarily containing at least one metal oxide. Furthermore, the manufacture of an implant of this type is described. | 12-29-2011 |
20120035714 | Stent Graft Having A Marker And A Reinforcing And Marker Ring - A reinforcing and marker ring for a stent graft is disclosed. The reinforcing and marker ring comprises a plurality of turns of a substantially inextensible resilient wire in a circular shape and terminal ends at each end of the wire. The terminal ends each comprise a loop, each loop attachable to a stent graft having an opening or a fenestration so as to substantially lock a peripheral length of the circular shape. A marker winding is wound helically around the reinforcing wire, the marker winding being viewable on an image display system employing electromagnetic radiation so as to indicate the location of a periphery of the fenestration. The circular shape of the resilient wire, with the marker winding wound around it, is collapsible under radial pressure to form a squashed circular shape for loading into a delivery device, the squashed circular shape self-expandable back to a substantially circular shape upon release from the delivery device. The marker winding defines a curved passageway around the resilient wire of the reinforcing ring, the curved passageway having an internal diameter D, wherein the marker winding is helically wound with a pitch providing at least one winding per length D along the reinforcing wire of the reinforcing ring. The marker winding may be a radiopaque gold wire wound around a nitinol reinforcing wire. | 02-09-2012 |
20120095546 | MARKER AND STENT - A marker formed on a stent which is to be mounted within a human body, the marker being formed without applying gold plating or gold foil onto the stent and allowing the position of the stent in the human body to be confirmed by a recognition means. A marker (A, B) used to confirm the position in a human body of a stent (C) consisting of wires is formed by fitting pipes ( | 04-19-2012 |
20120116499 | MARKER COMPOSITE AND MEDICAL IMPLANT COMPRISING AN X-RAY MARKER - A marker composite for medical implants composed of a biocorrodible metallic material and a medical implant comprising an X-ray marker which was made of the marker composite. The marker composite contains a large number of particles composed of a radio-opaque metal, which are embedded in an electrically non-conductive polymer. The particles have an additional electrically non-conductive coating. | 05-10-2012 |
20120123525 | RADIOPAQUE INTRALUMINAL STENTS COMPRISING COBALT-BASED ALLOYS CONTAINING ONE OR MORE PLATINUM GROUP METALS, REFRACTORY METALS, OR COMBINATIONS THEREOF - Embodiments are directed to radiopaque implantable structures (e.g., stents) formed of cobalt-based alloys that comprise cobalt, chromium and one or more platinum group metals, refractory metals, or combinations thereof. Platinum group metals include platinum, palladium, ruthenium, rhodium, osmium, and iridium. Here, the term “refractory metals” include zirconium, niobium, rhodium, molybdenum, hafnium, tantalum, tungsten, rhenium, as well as the precious metals silver and gold. In one embodiment, the one or more included platinum group or refractory metals substitute for nickel, such that the alloy is substantially nickel free. The stents exhibit improved radiopacity as compared to similar alloys including greater amounts of nickel. | 05-17-2012 |
20120150281 | IMPLANT MADE OF BIOCORRODIBLE MATERIAL AND WITH A COATING CONTAINING A TISSUE ADHESIVE - The invention relates to an implant having a base body made of a biocorrodible material. A surface of the implant has a coating at least in some regions, wherein the coating comprises a tissue adhesive. | 06-14-2012 |
20120239138 | IMPLANTABLE MEDICAL DEVICES INCORPORATING X-RAY MIRRORS - An implantable medical device includes a radiolucent member provided with an x-ray mirror that reflects incident x-ray radiation to enable visualization of the device. The x-ray mirror includes a multilayer nanolaminate having alternating layers of a first metal or ceramic layer deposited by atomic layer deposition having a first refractive index, and a second metal or ceramic layer deposited by atomic layer deposition having a second refractive index that is different from the first refractive index. The nanolaminate includes a total of at least four layers. | 09-20-2012 |
20120253454 | STENT DESIGNS HAVING ENHANCED RADIOPACITY - The present embodiments provide stents for use in medical procedures. In one embodiment, a stent comprises a first flanged region and a body region. A first diameter of the first flanged region is greater than a second diameter of the body region when the stent is in an expanded deployed state. A proximal junction is formed between the first flanged region and the body region. The proximal junction comprises at least one strut extending from the distal end of the first flanged region in a distal direction towards the proximal end of the body region. A strut at the proximal end of the body region is disposed around at least a portion of the strut of the proximal junction. The overlap between the strut at the proximal end of the body region with the strut of the proximal junction causes an increased radiopaque effect at the proximal junction. | 10-04-2012 |
20120253455 | LOW PROFILE IMPROVED RADIOPACITY INTRALUMINAL MEDICAL DEVICE - A stent or other intraluminal medical device having markers formed from housings integral with the stent and marker inserts having a higher radiopacity than the stent provides for more precise placement and post-procedural visualization in a vessel, by increasing the radiopacity of the stent under X-ray fluoroscopy. The housings are formed integral to the stent and the marker inserts are made from a material close in the galvanic series to the stent material and sized to substantially minimize the effect of galvanic corrosion. The housings are also shaped to minimize their impact on the overall profile of the stent. | 10-04-2012 |
20120259407 | Radiopaque Polymeric Stent - The invention relates to an implantable radiopaque stent adapted to be disposed in a body lumen. In one aspect of the invention, at least one radiopaque filament is arranged for permanent attachment to a hollow tubular structure. The filament is desirably arranged in a linear direction traverse to a longitudinal length of the structure, the structure having a tubular wall that defines an inner surface and an outer surface and opposing first open end and second open end. The radiopaque filament improves external imaging of the tubular structure on fluoroscope or x-ray imaging equipment. | 10-11-2012 |
20120271409 | Helical Radiopaque Marker - A radiopaque marker includes a core wire having a proximal portion and a distal portion, and a coil wrapped around the distal portion of the core wire. The core wire is formed from a shape memory material and the coil is formed from a radiopaque material. The radiopaque marker includes a delivery configuration wherein the radiopaque marker is substantially elongated and a deployed configuration wherein the distal portion of the raadiopaque marker forms a substantially helical tube. | 10-25-2012 |
20120296416 | Stent Graft Assembly and Method - A method for assembling a stent graft onto a- balloon delivery catheter is disclosed. The method includes the steps of: assembling a graft over a stent with attached security rings and inserting the ends of the graft between the stent and the rings; placing the assembled stent graft on the delivery balloon of the delivery catheter; and crimping the stent graft onto the balloon. The stent may include a plurality of axially aligned belts that include a plurality of mid belts, and first and second end belts, where each of the mid belts includes a plurality of circumferentially spaced struts having first and second ends adjoining first sinusoidal-shaped elements, and each of the first and second end belts includes at least about twice the number of circumferentially spaced struts adjoining second sinusoidal-shaped elements. Also disclosed is a stent graft for use in practicing the method. | 11-22-2012 |
20120303114 | Implantable Medical Devices Fabricated From Polymers With Radiopaque Groups - Implantable medical devices comprising radiopaque star-block copolymers. | 11-29-2012 |
20130013055 | RADIOPAQUE INTRALUMINAL STENT - The present invention includes a radiopaque stent comprising a cylindrical main body. The tubular main body comprises a cobalt chromium alloy that comprises cobalt, chromium and one or more radiopaque materials. | 01-10-2013 |
20130131785 | RADIOPAQUE MARKERS FOR IMPLANTABLE STENTS AND METHODS FOR MANUFACTURING THE SAME - Radiopaque markers for use with stents implantable within a body vessel are provided with one or more through-holes. Each through-hole extends through the thickness of the marker to expose a portion of the stent underlying the marker. The marker is welded to the stent through each through-hole. Also provided are stents incorporating a radiopaque marker having one or more through-holes suitable for receiving a plug weld. Methods are provided for securing a radiopaque marker having one or more through-holes to a stent via welds. | 05-23-2013 |
20130144376 | BIOABSORBABLE DEVICE HAVING COMPOSITE STRUCTURE FOR ACCELERATING DEGRADATION - A medical device has a structure made of a first biodegradable and/or bioabsorbable material and a second biodegradable and/or bioabsorbable material encapsulating a degradation additive incorporated into the first biodegradable and/or bioabsorbable material. The second biodegradable and/or bioabsorbable material has a degradation rate that is faster than the degradation rate of the first biodegradable and/or bioabsorbable material such that the structure experiences a period of accelerated degradation upon release of the degradation additive following sufficient degradation of the second biodegradable and/or bioabsorbable material. | 06-06-2013 |
20130150952 | TEMPORAL INTRALUMINAL STENT - A biodegradable polymer stent with radiopacity and a method of making and using a stent with enhanced mechanical strength and/or controlled degradation for use in a bodily lumen is described. | 06-13-2013 |
20130197626 | HOLLOW DRUG-FILLED STENT AND METHOD OF FORMING HOLLOW DRUG-FILLED STENT - A stent is formed from a wire that in cross-section includes an outer member having a lumen and a radiopaque core member partially filling the lumen. A substance for elution through openings formed through the outer member fills the portion of the lumen not filled by the radiopaque core member. In a method of forming the stent, a composite wire including an outer member and a dual core member is shaped into a stent pattern. The dual core member includes a first core member and a second, radiopaque core member. The shaped composite wire is processed to remove the first core member from the outer member without adversely affecting the outer member and the second core member. The portion of the lumen that was occupied by the first core member may be filled with a substance for elution through openings from through the outer member to the lumen. | 08-01-2013 |
20130204353 | RADIOPAQUE INTRALUMINAL STENTS COMPRISING COBALT-BASED ALLOYS CONTAINING ONE OR MORE PLATINUM GROUP METALS, REFRACTORY METALS, OR COMBINATIONS THEREOF - Embodiments are directed to radiopaque implantable structures (e.g., stents) formed of cobalt-based alloys that comprise cobalt, chromium and one or more platinum group metals, refractory metals, precious metals, or combinations thereof. Platinum group metals include platinum, palladium, ruthenium, rhodium, osmium, and iridium. Refractory metals include zirconium, niobium, rhodium, molybdenum, hafnium, tantalum, tungsten, rhenium, and precious metals include silver and gold. In one embodiment, the one or more included platinum group or refractory metals substitute at least partially for nickel, such that the alloy exhibits reduced nickel content, or is substantially nickel free. The stents exhibit improved radiopacity as compared to similar alloys including greater amounts of nickel. | 08-08-2013 |
20130274867 | HOLLOW DRUG-FILLED STENT AND METHOD OF FORMING HOLLOW DURG-FILLED STENT - A stent is formed from a wire having an outer member, a radiopaque member lining at least a portion of the outer member inner surface, and a lumen defined by the outer member inner surface or the radiopaque member inner surface. A substance is disposed in the lumen to be eluted through at least one opening disposed through the outer member to the lumen. The radiopaque member may be substantially continuous along the length of the wire or disposed only along portions of the wire such as crowns. In a method for making the stent, a composite wire including an outer member, a radiopaque intermediate member, and a core member is shaped into a stent pattern and processed to remove the core member and optionally portions of the radiopaque intermediate member, without damaging the outer member. | 10-17-2013 |
20130325104 | Stents With Radiopaque Markers - Various embodiments of stents with radiopaque markers arranged in patterns are described herein. | 12-05-2013 |
20130325105 | Stents With Radiopaque Markers - Various embodiments of stents with radiopaque markers arranged in patterns are described herein. | 12-05-2013 |
20130325106 | Stents With Radiopaque Markers - Various embodiments of stents with radiopaque markers arranged in patterns are described herein. | 12-05-2013 |
20130325107 | Stents With Radiopaque Markers - Various embodiments of stents with radiopaque markers arranged in patterns are described herein. | 12-05-2013 |
20130345792 | RADIOPAQUE DRUG-FILLED PROSTHESIS AND METHOD OF MAKING SAME - An implantable prosthesis can comprise a strut having a lumen, and radiopaque particles within the lumen. The radiopaque particles placed within the lumen can improve visualization of the prosthesis during an implantation procedure. The radiopaque particles can be bonded to each other to prevent the radiopaque particles from escaping out of the strut. | 12-26-2013 |
20130345793 | IMPLANTABLE PROSTHESIS WITH HOLLOW STRUTS AND PASSIVATING COATING, AND METHOD OF MAKING SAME - An implantable prosthesis can comprise a passivating coating within a lumen of a strut and on an interior surface of a metal layer surrounding the lumen. A therapeutic agent is disposed in the lumen. A method for making an implantable prosthesis can comprise applying a passivating coating onto an interior surface of a metal layer surrounding a lumen of a strut, and followed by introducing a therapeutic agent into the lumen. | 12-26-2013 |
20140094901 | RADIOPAQUE MARKER FOR VASCULAR DEVICES - A marker to assist locating a device such as an expandable stent within vasculature of a patient, including an elongated body formed of a biocompatible radiopaque material that enhances locating the marker when using at least one imaging technique. The body has a first end, a second end, an inner surface, an outer surface, and at least two opposing edges extending between the first and second ends and establishing a boundary between the inner surface and the outer surface. The inner surface of the body defines a passageway extending between the first and second ends. In a first condition, the body defines a gap between the at least two opposing edges, the gap enabling unobstructed communication of the passageway with the outer surface of the body. In a second condition, the gap is obstructed to substantially prevent communication of the passageway with the outer surface of the body. | 04-03-2014 |
20140200656 | Radiopaque Markers for Visualizing an Edge of an Endovascular Graft - An endovascular prosthesis is disclosed that includes a tubular graft and a radiopaque marker attached to envelop or enfold an edge of the tubular graft. A first segment of the radiopaque marker extends against an interior surface of the tubular graft and a second segment of the radiopaque marker extends against an exterior surface of the tubular graft such that the first and second segments sandwich or straddle the edge of the tubular graft. The radiopaque marker may include a living hinge that demarcates the first and second segments and aligns with the tubular graft edge when the radiopaque marker is attached thereto. The radiopaque marker may have a substantially U shape with the first and second segments biased toward each other by an end segment such that the end segment aligns with the tubular graft edge when the radiopaque marker is attached thereto. | 07-17-2014 |
20140277392 | ELECTROPOLISHING OF ALLOYS CONTAINING PLATINUM AND OTHER PRECIOUS METALS - Radiopaque cobalt-based alloys having a smooth electropolished surface with rounded edges and methods for electropolishing such alloys. A cobalt-based alloy includes cobalt, chromium, and one or more radiopaque elements. In one embodiment, examples of radiopaque elements include so-called platinum group metals (i.e., platinum, palladium, ruthenium, rhodium, osmium, or iridium). Group 10 elements (i.e., platinum or palladium) are particularly preferred. Because of the presence of the platinum group metal(s), such alloys are generally difficult to electropolish. Electrolyte formulations and methods for electropolishing such alloys are also disclosed. | 09-18-2014 |
20140277393 | RADIOPAQUE MATERIAL FOR ENHANCED X-RAY ATTENUATION - A medical device that may be implanted in a patient's body is disclosed. An illustrative medical device has an elongated structure that includes a material loaded with a radiopaque material. The radiopaque material includes radiopaque particles having multiple sets of radiopaque particles. The multiple sets of radiopaque particles may include a first set of radiopaque particles having particles with particle sizes in a first particle size range and a second set of radiopaque particles having particles with particle sizes in a second particle size range. The second set of radiopaque particles may have particles configured to fit within interstitial spaces between particles of the first set of radiopaque particles. | 09-18-2014 |
20140343666 | STENT FOR BIFURCATED VESSEL - A stent for a bifurcated vessel includes a stent body ( | 11-20-2014 |
20150045875 | ATRAUMATIC STENTS INCLUDING RADIOPAQUE CONNECTORS AND METHODS - The invention is directed to a stent including at least one member having a first portion and a second portion and at least one radiopaque connector joining the first portion to the second portion. In one or more embodiments, at least one radiopaque connector may form a first radiopaque pattern distinguishable from a second radiopaque pattern formed by at least one radiopaque marker. Methods for manufacturing a stent including at least two member portions connected by at least one radiopaque connector are also provided. | 02-12-2015 |
20150148891 | Stents With Radiopaque Markers - Various embodiments of stents with radiopaque markers disposed within depots in the stent, are described herein. | 05-28-2015 |
20150351786 | AORTIC ARCH RECONSTRUCTION DEVICE AND METHOD OF USING SAME - The present disclosure is directed to template devices and methods for using the same in aortic arch reconstruction. | 12-10-2015 |
20160022450 | BIORESORBABLE STENT - A stent having a tubular framework structure consisting of interconnected stent struts, fabricated as a whole from a bioresorbable material and being convertible from a compressed first geometric shape into a radially dilated, dimensionally stable, tubular second geometric shape. | 01-28-2016 |
20160030644 | WELDED STENT WITH RADIOPAQUE MATERIAL LOCALIZED AT THE WELDS AND METHODS - A stent that includes a stent body and one or more weld joints, wherein the weld joints include a radiopaque material, and a method of making a stent that includes using a radiopaque filler material in a welding process. | 02-04-2016 |
20160058524 | MULTI-STRAND IMPLANT WITH ENHANCED RADIOPACITY - An implant for medical use, and methods of making same, having a body formed of a plurality of single strands of a first material. The body further includes at least one multi-strand of radiopaque material incorporated among the single strands, the multi-strand having at least two side-by-side filaments of radiopaque material that lie substantially contiguous to each other over substantially the entire length of the multi-strand. | 03-03-2016 |
20160120671 | STENT, METHOD FOR PRODUCING SAME AND DEVICE FOR PRODUCING SAME - According to a method for producing a stent which is formed into a tubular body and includes at least one marker formed from a marker housing and a marker insert including: using an indenter having a spherical shaped distal end, the distal end coming into contact with the marker insert when the marker insert is pressed with the indenter and is pressure fitted to an opening provided on the marker housing to fix it thereon, a sufficient load can be applied to a radiopaque marker insert when the marker insert is attached to the stent, and further a stent having a radiopaque marker whose marker housing has little damage can be produced. | 05-05-2016 |
20160151180 | Marker and Stent | 06-02-2016 |