Endoprostheses containing boride intermetallic phases
First Claim
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1. An endoprosthesis comprising an alloy that includes(a) a matrix microstructure comprising titanium, niobium, or a combination thereof;
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Abstract
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.
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Citations
32 Claims
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1. An endoprosthesis comprising an alloy that includes
(a) a matrix microstructure comprising titanium, niobium, or a combination thereof; - and
(b) at least one boride intermetallic phase within the matrix, wherein the alloy comprises at least 0.1 weight percent boron. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 25, 28, 29, 31, 32)
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24. An endoprosthesis comprising an alloy that includes
(a) a matrix microstructure comprising titanium, niobium, or a combination thereof, wherein the alloy comprises at least 65 weight percent niobium; - and
(b) at least one boride intermetallic phase within the matrix.
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26. An endoprosthesis comprising an alloy that includes
(a) a matrix microstructure comprising titanium, niobium, or a combination thereof; - and
(b) at least one boride intermetallic phase within the matrix, wherein boride intermetallic phases protrude from a surface of the alloy to create a micro-textured surface. - View Dependent Claims (27)
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30. An endoprosthesis comprising an alloy that includes
(a) a matrix microstructure comprising titanium, niobium, or a combination thereof; - and
(b) at least one boride intermetallic phase within the matrix, wherein the alloy has a 0.2% offset yield strength of between 50 and 110 ksi.
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Specification