Patents Examined by Rebecca Preston
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Patent number: 10258465Abstract: A method for endovascularly replacing a patient's heart valve including the following steps: endovascularly delivering an anchor and a replacement valve supported within the anchor to a vicinity of the heart valve in a collapsed delivery configuration, the anchor having grasping elements adapted to grasp tissue in a vicinity of the heart valve; expanding the anchor, thereby rotating the grasping elements; and grasping the tissue with the rotating grasping elements.Type: GrantFiled: October 3, 2016Date of Patent: April 16, 2019Assignee: BOSTON SCIENTIFIC SCIMED INC.Inventors: Amr Salahieh, Daniel K. Hildebrand, Tom Saul
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Patent number: 10245137Abstract: A vascular graft suitable for implantation, and more particular to a vascular graft having an expandable outflow region for restoring patency of the graft after implantation into a body lumen.Type: GrantFiled: July 22, 2014Date of Patent: April 2, 2019Assignee: ATRIUM MEDICAL CORPORATIONInventors: James J. Scutti, David G. Culp, Ibrahim E. Dagher, Kevin W. Penn
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Patent number: 10231822Abstract: A stent graft for placement in the thoracic arch of a patient has a tubular body defining a main lumen therethrough, a plurality of zig zag stents along the tubular body, each of the stents comprising a plurality of struts and bends, the bends being between adjacent struts. At least a first stent and an adjacent second stent having at least a pair of adjacent bends on the first stent aligned with an adjacent pair of bends on the second stent, whereby a first pair of adjacent struts of the first stent and a second pair of adjacent struts of the second adjacent stent together define a diamond shape region. A recess is within the diamond shaped region with the recess extending into the lumen of the tubular body. A fenestration extending into the tubular body within the recess in the diamond shaped region and a graft tube leading from the fenestration into the main lumen. There can be one, two or three diamond shaped regions, recesses, fenestrations and graft tubes.Type: GrantFiled: May 12, 2017Date of Patent: March 19, 2019Assignee: Cook Medical Technologies LLCInventor: David Ernest Hartley
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Patent number: 10188499Abstract: The invention relates to an artificial vascular graft comprising a primary scaffold structure encompassing an inner space of the artificial vascular graft, said primary scaffold structure having an inner surface facing towards said inner space and an outer surface facing away from said inner space, a coating on said inner surface, wherein a plurality of grooves is comprised in said coating of said inner surface. The primary scaffold structure comprises further a coating on said outer surface. The primary scaffold structure and the coating on said inner surface and on said outer surface are d designed in such a way that cells, in particular progenitor cells, can migrate from the periphery of said artificial vascular graft through said outer surface of said coating, said primary scaffold structure and said inner surface to said inner space, if the artificial vascular graft is used as intended. The invention relates further to a method for providing said graft.Type: GrantFiled: September 18, 2014Date of Patent: January 29, 2019Assignee: UNIVERSITÄTSSPITAL BASELInventors: Bernhard Winkler, Martin Grapow, Friedrich Eckstein, Aldo Ferrari, Dimos Poulikakos, Simone Bottan, Maximilian Fischer, Tobias Lendenmann
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Patent number: 10166097Abstract: A replacement heart valve has an expandable frame configured to engage a native valve annulus and a valve body mounted to the expandable frame. The valve body can have a plurality of valve leaflets configured to open to allow flow in a first direction and engage one another so as to close and prevent flow in a second direction, the second direction being opposite the first direction.Type: GrantFiled: January 29, 2016Date of Patent: January 1, 2019Assignee: Edwards Lifesciences CardiAQ LLCInventors: Arshad Quadri, J. Brent Ratz, Robrecht Michiels
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Patent number: 10149918Abstract: Medical constructs with twisted cables formed from a plurality of collagen fibers twisted together to form strands and those strands twisted together to form cables and relate methods of twisting the collagen fibers to form the medical constructs while holding the fibers and strands of fibers in tension and twisting in a first direction (i.e., in a clockwise direction), then twisting them in a second opposing (counterclockwise) direction for a number of twists per inch.Type: GrantFiled: November 16, 2015Date of Patent: December 11, 2018Assignee: MiMedx Group, Inc.Inventors: Tian Davis, Thomas J. Koob
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Patent number: 10143558Abstract: Shoulder arthroplasty systems and configurations for components thereof are described. For example, implant systems for a total should arthroplasty (TSA), hemi shoulder arthroplasty, and reverse should arthroplasty (RSA) are described. In addition, exemplary configurations for baseplates, glenoid components, glenosphere components, humeral components, humeral head components, humerosocket components, connectors, and adaptors, are described.Type: GrantFiled: December 19, 2016Date of Patent: December 4, 2018Assignee: ENCORE MEDICAL, LPInventor: Mark Frankle
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Patent number: 10130497Abstract: A stent includes a tubular support structure extending from a distal end to a proximal end, the tubular support structure including an inner surface and an outer surface. A retractable anchor system is disposed relative to the tubular support structure and includes a frame member and a plurality of retractable anchors secured to the frame member. The plurality of retractable anchors are biased to a deployed configuration in which the plurality of retractable anchors extend radially outward from the outer surface of the tubular support structure but are radially inwardly compressible into a delivery configuration.Type: GrantFiled: February 18, 2016Date of Patent: November 20, 2018Assignee: BOSTON SCIENTIFIC SCIMED, INC.Inventors: Daniel L. Krautkremer, Allison M. Pearlman, Kathleen Corcoran, Jill M. White, Kevin Walsh
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Patent number: 10117743Abstract: A prosthetic heart valve (300) for replacing a native heart valve includes a collapsible and expandable stent (306) extending in a length direction between a proximal end (302) and a distal end (304), the stent (306) including a plurality of struts (320) defining a plurality of cells (330), the plurality of cells (330) forming an aortic section (310), an annulus section (314) and a subannular section (316) of the stent (306). A valve assembly is disposed within the annulus section (314) of the stent (306), the valve assembly including a plurality of leaflets. In an expanded condition of the stent, each of the plurality of cells of the subannular section (316) has a width greater than its length, and each of the plurality of cells of the annulus section (314) has a length greater than its width.Type: GrantFiled: June 27, 2014Date of Patent: November 6, 2018Assignee: St. Jude Medical, Cardiology Division, Inc.Inventors: Saravana B. Kumar, Sounthara Khouengboua
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Patent number: 10111747Abstract: Systems, devices and methods for repairing a native heart valve. In one embodiment, a repair device (100) for repairing a native mitral valve having an anterior leaflet and a posterior leaflet between a left atrium and a left ventricle comprises a support (110) having a contracted configuration and an extended configuration. In the contracted configuration, the support is sized to be inserted under the posterior leaflet between a wall of the left ventricle and chordae tendineae. In the extended configuration, the support is configured to project anteriorly with respect to a posterior wall of the left ventricle by a distance sufficient to position at least a portion of the posterior leaflet toward the anterior leaflet.Type: GrantFiled: May 20, 2014Date of Patent: October 30, 2018Assignee: TWELVE, INC.Inventor: Hanson Gifford, III
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Patent number: 10105224Abstract: Cardiac valve supports and their methods of use.Type: GrantFiled: March 8, 2013Date of Patent: October 23, 2018Assignee: MVALVE TECHNOLOGIES LTD.Inventors: Maurice Buchbinder, Julie Logan, Shay Dubi, Amit Tubishevitz, Avi Eftel
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Patent number: 10098763Abstract: A stent and a securely-installed artificial valve replacement device having the same, the stent being of a cylindrical structure; the top of the stent is provided with a fixed ear (60); the fixed ear (60) has a neck portion (601) connected to the top of the stent, and a head portion (602) engaged with the fixed head of the stent; the head portion (602) has a bending structure for improving the overall radial thickness; and the artificial valve replacement device is comprised of a stent and a prosthetic valve fixed on the stent. The stent with a bending structure overcomes the problem of easily disengaging from the fixed head of the stent, while not affecting the release of the stent.Type: GrantFiled: September 17, 2015Date of Patent: October 16, 2018Assignee: Venus Medtech (Hangzhou) Inc.Inventors: Rongjun Lei, Zhifei Zhang, Qiming Zhang
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Patent number: 10076418Abstract: A provisional prosthetic system that replicates the characteristics of a corresponding, nonprovisional femoral prosthesis. The provisional prosthetic system may include a frame component and a shell component. The frame component of the provisional prosthetic system may be configured to be attached directly to a resected femur. In one exemplary embodiment, the frame component is impacted onto the resected femur to firmly seat therewith. Once the frame component is secured to the resected femur, a shell component of the provisional prosthetic system may be positioned on and secured to the frame component. In one exemplary embodiment, the frame component is made from a metallic material. This allows for the frame component to maintain the rigidity necessary to facilitate proper trialing. In another exemplary embodiment, the shell component is a plastic.Type: GrantFiled: October 12, 2015Date of Patent: September 18, 2018Assignee: Zimmer, Inc.Inventors: Brian D. Earl, Marvin Figueroa, Travis H. Campbell
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Patent number: 10076373Abstract: A provisional engagement feature for selectively connecting a fastener such as a screw to a driving tool, the fastener incorporating a head with a recess extending therein and a projection contained within the recess for engagement with a corresponding engagement feature of the driving tool.Type: GrantFiled: March 12, 2015Date of Patent: September 18, 2018Assignee: INTREPID ORTHOPEDICSInventors: Lee A Strnad, Christopher S Lorkowski, Adam A Barlett
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Patent number: 10070950Abstract: A prosthetic assembly for repairing a target tissue defect within a target vessel region configured includes an exclusion structure sized to substantially bypass target tissue defect, and includes a branch assembly. The branch assembly can include a self-expanding outer branch prosthesis having an inflow region configured to deform to a non-circular cross-sectional-shape when deployed, and a support structure at least partially disposed within the inflow region. The support structure preserves blood flow to the branch vessel while the deformed inflow region inhibits blood leakage between and/or around the prosthetic assembly.Type: GrantFiled: February 9, 2016Date of Patent: September 11, 2018Assignee: Medtronic Vascular, Inc.Inventors: Francesco Piccagli, Jeffery Argentine, Kieran Coghlan, Carlo Guala, Massimo Morero, Darren Galligan
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Patent number: 10052409Abstract: A prosthetic valve comprising a plurality of ribbons comprising an extracellular matrix (ECM) composition, the proximal ends of the plurality of ribbons being positioned circumferentially and proximate each other, the distal ends of the plurality of ribbons also being positioned proximate each other, wherein a conical shaped valve member is formed.Type: GrantFiled: July 11, 2016Date of Patent: August 21, 2018Assignee: CORMATRIX CARDIOVASCULAR, INC.Inventors: Robert G Matheny, Minh X Vo, Carlos C Chang, Selvamuthu K Natarajan
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Patent number: 10045849Abstract: A prosthetic total knee replacement system comprises a distal femoral implant component, a tibial tray implant component and a fixed bearing tibial tray insert. The fixed bearing tibial tray insert is fixed to the tibial tray and articulates with the distal femoral implant component. The fixed bearing tibial tray insert component has a medial-lateral centerline and a stabilizing post. The stabilizing post has a medial-lateral centerline offset laterally from the medial-lateral centerline of the fixed bearing tibial tray insert.Type: GrantFiled: December 9, 2015Date of Patent: August 14, 2018Assignee: DEPUY IRELAND UNLIMITED COMPANYInventor: Richard D Komistek
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Patent number: 10034749Abstract: Systems and methods for docking a heart valve prosthesis. A system includes a helical anchor (30) formed as multiple coils (32) adapted to support a heart valve prosthesis (10) with coil portions (32) positioned above and below the heart valve annulus (12). A seal (50) is coupled with the helical anchor (30) and includes portions extending between adjacent coils (32) for preventing blood leakage through the helical anchor (30) and past the heart valve prosthesis (10). An expansible helical anchor (30) is formed as multiple coils (32) adapted to support a heart valve prosthesis (10). At least one of the coils (32) is normally being at a first diameter, and is expandable to a second, larger diameter upon application of radial outward force from within the helical anchor (30).Type: GrantFiled: August 11, 2014Date of Patent: July 31, 2018Assignee: Mitral Valve Technologies SarlInventors: Paul A. Spence, Landon H. Tompkins
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Patent number: 10028852Abstract: Medical appliances may be formed of multilayered constructs. The layers of the constructs may be configured with various physical properties or characteristics. The disposition and arrangement of each layer may be configured to create an overall construct with a combination of the individual properties of the layers. Constructs may be used to create vascular prostheses or other medical devices.Type: GrantFiled: February 25, 2016Date of Patent: July 24, 2018Assignee: Merit Medical Systems, Inc.Inventors: John Hall, Wayne Mower, Rachel Simmons, Bart Dolmatch
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Patent number: 10022219Abstract: A thin, biocompatible, high-strength, composite material is disclosed that is suitable for use in various implanted configurations. The composite material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as a prosthetic heart valve leaflet. The composite material includes at least one porous expanded fluoropolymer layer and an elastomer present in the pores of the porous expanded fluoropolymer.Type: GrantFiled: May 28, 2015Date of Patent: July 17, 2018Assignee: W. L. Gore & Associates, Inc.Inventors: William C. Bruchman, Paul D. Gassler, Cody L. Hartman, Peter J. Walsh