# US 2021/0275330 A1 · Transcatheter valve repair having improved paravalvular seal > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0275330 A1 - Document ID: US20210275330A1 - Status: Published application - Kind: A1 - Application number: 17/327,673 - Filed: 2021-05-22 - Published: 2021-09-09 - Earliest claimed: 2011-12-06 - Assignees: Aortic Innovations, LLC - Inventors: Ali Shahriari - Web page: https://patentgrep.com/patent/US20210275330A1 ## CPC - A61F 2/82: Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents (stent-grafts for tubular structures of the body other than blood vessels A61F2/04; stent-grafts for blood vessels A61F2/07) - A61F 2/07: Stent-grafts - A61F 2/2418: {Scaffolds therefor, e.g. support stents} - A61F 2/856: Single tubular stent with a side portal passage - A61F 2/962: having an outer sleeve - A61F 2/24: Heart valves {; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body} - A61F 2/86: Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure - A61F 2/89: the wire-like elements comprising two or more adjacent rings flexibly connected by separate members - A61F 2/90: characterised by a net-like or mesh-like structure - A61F 2002/0081: {directly machined on the prosthetic surface, e.g. holes, grooves (A61F2/30771 takes precedence)} - A61F 2002/061: {provided with means for allowing access to secondary lumens} - A61F 2002/067: {modular} - A61F 2210/00: Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof - A61F 2210/0009: using materials or accessories for preventing galvanic or electrolytic corrosion - A61F 2210/0014: using shape memory or superelastic materials, e.g. nitinol - A61F 2210/0057: stretchable - A61F 2210/0076: multilayered, e.g. laminated structures - A61F 2220/0008: Fixation appliances for connecting prostheses to the body - A61F 2220/0016: with sharp anchoring protrusions, e.g. barbs, pins, spikes - A61F 2220/0025: Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements - A61F 2220/0058: soldered or brazed or welded - A61F 2220/0075: sutured, ligatured or stitched, retained or tied with a rope, string, thread, wire or cable - A61F 2230/001: Figure-8-shaped, e.g. hourglass-shaped - A61F 2230/0034: D-shaped - A61F 2230/0067: conical - A61F 2250/0039: differing in diameter - A61F 2250/0048: differing in mechanical expandability, e.g. in mechanical, self- or balloon expandability - A61F 2250/0069: Sealing means - A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C) ## Abstract A transcatheter valve assembly replacement device includes an improved paravalvular seal. ## Claims ### Claim 1 An endograft device for endovascular repair of ascending aortic aneurysms, comprising: a first endograft prosthetic component comprising (i) a proximal frame, and (ii) a distal frame secured to the proximal frame and extending to a distal end of the first prosthetic component, at least one conduit secured to the first prosthetic component and positioned adjacent to the proximal frame, a second prosthetic component secured to a proximal end of the first prosthetic component, the second prosthetic component comprising (i) a balloon-expandable frame extending distally from a proximal end of the second prosthetic component, and (ii) a self-expanding frame connected to the balloon-expandable frame and extending to a distal end of the second prosthetic component, and a valve element secured to the balloon-expandable frame at the proximal end of the second prosthetic component. ### Claim 2 (depends on 1) The endograft device of claim 1, wherein the self-expanding frame has an hourglass shape. ### Claim 3 (depends on 2) The endograft device of claim 2, wherein the self-expanding frame includes: a first section that tapers inwardly between a proximal end and a distal end, and a second section having a proximal end that is connected to the distal end of the first section, the second section tapering outwardly between the proximal end of the second section and a distal end of the second section. ### Claim 4 (depends on 3) The endograft device of claim 3, wherein the proximal end of the first section is secured to a distal end of the balloon-expandable frame. ### Claim 5 (depends on 3) The endograft device of claim 3, wherein: the self-expanding frame includes a third section extending proximally from the proximal end of the first section, the third section having a passageway defined therein, and the balloon-expandable frame is positioned in the passageway of the third section of the self-expanding frame. ### Claim 6 (depends on 5) The endograft device of claim 5, wherein the balloon-expandable frame is expandable between (i) an unexpanded position in which an outer surface of the balloon-expandable frame is spaced apart from an inner surface of the self-expanding frame and (ii) an expanded position in which the outer surface of the balloon-expandable frame is engaged with the inner surface of the self-expanding frame. ### Claim 7 (depends on 6) The endograft device of claim 6, wherein a plurality of fibers are attached to the third section of the self-expanding frame, and when the balloon-expandable frame is in the expanded position, the outer surface of the balloon-expandable frame is engaged with the plurality of fibers. ### Claim 8 (depends on 1) The endograft device of claim 1, wherein the proximal frame of the first prosthetic component has a passageway defined therein, and the distal end of the second prosthetic component is positioned in the passageway of the first prosthetic component. ### Claim 9 (depends on 1) The endograft device of claim 1, wherein the at least one conduit includes a pair of conduits positioned on opposite sides of the first prosthetic component. ### Claim 10 A method of implanting a heart valve in a stent component, the method comprising: placing a heart valve in a first component; securing the first component within a second component, wherein the deployment occurs endovascularly.