Implants incorporating nanotubes and methods for producing the same
First Claim
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1. A surface modified implant having at least a metal-containing surface, comprising a plurality of nanotubes on the surface, where the nanotubes are comprised of an oxide of the metal-containing surface.
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Abstract
A surface-modified implant comprising a plurality of nanotubes and a process for preparing the surface-modified implant. The metal-containing surface of the implant is modified using an electrochemical anodization process to create a plurality of nanotubes formed of an oxide of the metal on at least a surface of the implant.
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Citations
35 Claims
- 1. A surface modified implant having at least a metal-containing surface, comprising a plurality of nanotubes on the surface, where the nanotubes are comprised of an oxide of the metal-containing surface.
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12. A process for modifying a metal-containing surface of an implant to form a plurality of oxide nanotubes on the surface of the implant, comprising:
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providing an electrolyte solution;
providing a cathode;
immersing the implant in the electrolyte solution; and
applying a voltage between the implant and the cathode in the electrolyte solution. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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19. A process for modifying the surface of an implant, comprising:
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providing an implant comprising at least a surface containing titanium or titanium alloy;
immersing the implant and a cathode in an acidic electrolyte solution including hydrofluoric acid; and
applying an electrical potential between the implant and the cathode;
wherein a plurality of nanotubes of titanium oxide or oxides of the titanium alloy are formed on the surface of the implant. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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Specification