RU2012109229A - Пористые структуры имплантатов - Google Patents
Пористые структуры имплантатов Download PDFInfo
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- RU2012109229A RU2012109229A RU2012109229/02A RU2012109229A RU2012109229A RU 2012109229 A RU2012109229 A RU 2012109229A RU 2012109229/02 A RU2012109229/02 A RU 2012109229/02A RU 2012109229 A RU2012109229 A RU 2012109229A RU 2012109229 A RU2012109229 A RU 2012109229A
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- 239000007943 implant Substances 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract 12
- 239000011195 cermet Substances 0.000 claims abstract 6
- 239000000463 material Substances 0.000 claims abstract 4
- 229910001257 Nb alloy Inorganic materials 0.000 claims abstract 3
- 229910001362 Ta alloys Inorganic materials 0.000 claims abstract 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims abstract 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract 3
- 229910001093 Zr alloy Inorganic materials 0.000 claims abstract 3
- 239000000919 ceramic Substances 0.000 claims abstract 3
- 239000002131 composite material Substances 0.000 claims abstract 3
- 239000011521 glass Substances 0.000 claims abstract 3
- 239000002241 glass-ceramic Substances 0.000 claims abstract 3
- 229910052751 metal Inorganic materials 0.000 claims abstract 3
- 239000002184 metal Substances 0.000 claims abstract 3
- 239000007769 metal material Substances 0.000 claims abstract 3
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 claims abstract 3
- 239000010955 niobium Substances 0.000 claims abstract 3
- 229910052758 niobium Inorganic materials 0.000 claims abstract 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims abstract 3
- 229920000642 polymer Polymers 0.000 claims abstract 3
- 238000005245 sintering Methods 0.000 claims abstract 3
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract 3
- 239000010935 stainless steel Substances 0.000 claims abstract 3
- 229910052715 tantalum Inorganic materials 0.000 claims abstract 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims abstract 3
- 239000010936 titanium Substances 0.000 claims abstract 3
- 229910052719 titanium Inorganic materials 0.000 claims abstract 3
- 238000003466 welding Methods 0.000 claims abstract 3
- 229910052726 zirconium Inorganic materials 0.000 claims abstract 3
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000005275 alloying Methods 0.000 claims abstract 2
- 238000005219 brazing Methods 0.000 claims abstract 2
- 238000004519 manufacturing process Methods 0.000 claims 3
- 229910000684 Cobalt-chrome Inorganic materials 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 239000010952 cobalt-chrome Substances 0.000 claims 1
- 230000004927 fusion Effects 0.000 claims 1
- 238000005476 soldering Methods 0.000 claims 1
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- A—HUMAN NECESSITIES
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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Abstract
1. Пористая структура, содержащая:ряд ветвей, причем каждая ветвь имеет:первый конец, второй конец и непрерывное удлиненное тело между указанными первым и вторым концами, причем указанное тело имеет толщину и длину; исодержащая ряд узлов, причем каждый узел содержит пересечение одного из концов первой ветви с телом второй ветви.2. Пористая структура по п.1, в которой первый и второй концы одной ветви или ряда ветвей расположены между телами двух других ветвей.3. Пористая структура по п.1, в которой тело одной или нескольких ветвей имеет ряд узлов.4. Пористая структура по п.1, в которой поперечное сечение по меньшей мере одного из концов ветви или ряда ветвей больше поперечного сечения части тела указанных ветви или ряда ветвей.5. Пористая структура по п.1, в которой по меньшей мере часть тела ветви или ряда ветвей является изогнутой.6. Пористая структура по п.1, в которой предусмотрена возможность соединения ряда ветвей друг с другом посредством спекания, сплавления, сваривания, пайки или иным методом.7. Пористая структура по п.1, в которой рядом ветвей и узлов сформировано по меньшей мере одно окно.8. Пористая структура по п.1, отличающаяся тем, что содержит материал, выбранный из группы, включающей металл, керамику, металлокерамику или кермет, стекло, стеклокерамику, полимер, композит и их комбинации.9. Пористая структура по п.8, в которой металлический материал выбран из группы, включающей титан, титановый сплав, цирконий, циркониевый сплав, ниобий, ниобиевый сплав, тантал, танталовый сплав, никель-хромовый сплав, например нержавеющую сталь, кобальт-хромовый сплав и их комбинации.10. Пористая структура по п.1, в которой поперечн�
Claims (22)
1. Пористая структура, содержащая:
ряд ветвей, причем каждая ветвь имеет:
первый конец, второй конец и непрерывное удлиненное тело между указанными первым и вторым концами, причем указанное тело имеет толщину и длину; и
содержащая ряд узлов, причем каждый узел содержит пересечение одного из концов первой ветви с телом второй ветви.
2. Пористая структура по п.1, в которой первый и второй концы одной ветви или ряда ветвей расположены между телами двух других ветвей.
3. Пористая структура по п.1, в которой тело одной или нескольких ветвей имеет ряд узлов.
4. Пористая структура по п.1, в которой поперечное сечение по меньшей мере одного из концов ветви или ряда ветвей больше поперечного сечения части тела указанных ветви или ряда ветвей.
5. Пористая структура по п.1, в которой по меньшей мере часть тела ветви или ряда ветвей является изогнутой.
6. Пористая структура по п.1, в которой предусмотрена возможность соединения ряда ветвей друг с другом посредством спекания, сплавления, сваривания, пайки или иным методом.
7. Пористая структура по п.1, в которой рядом ветвей и узлов сформировано по меньшей мере одно окно.
8. Пористая структура по п.1, отличающаяся тем, что содержит материал, выбранный из группы, включающей металл, керамику, металлокерамику или кермет, стекло, стеклокерамику, полимер, композит и их комбинации.
9. Пористая структура по п.8, в которой металлический материал выбран из группы, включающей титан, титановый сплав, цирконий, циркониевый сплав, ниобий, ниобиевый сплав, тантал, танталовый сплав, никель-хромовый сплав, например нержавеющую сталь, кобальт-хромовый сплав и их комбинации.
10. Пористая структура по п.1, в которой поперечное сечение ветви или ряда ветвей содержит многоугольник.
11. Пористая структура по п.1, в которой по меньшей мере часть поперечного сечения имеет изгиб.
12. Способ изготовления пористой структуры, содержащий этапы:
создают модель пористой структуры, причем этап создания включает этапы:
формируют ветвь или ряд ветвей с первым концом, вторым концом и непрерывным удлиненным телом между первым и вторым концами для каждой ветви, выбирая при этом значения толщины и длины для тела; и
формируют по меньшей мере один узел с пересечением между одним из концов первой ветви и телом второй ветви для каждого узла; и
изготавливают пористую структуру в соответствии с моделью, воздействуя на плавкий материал источником энергии.
13. Способ по п.12, дополнительно содержащий этап формирования первого и второго концов ветви или ряда ветвей таким образом, что они расположены между телами двух других ветвей.
14. Способ по п.12, дополнительно содержащий этап формирования тела ветви или ряда ветвей, содержащих ряд узлов.
15. Способ по п.12, дополнительно содержащий этап формирования поперечного сечения по меньшей мере одного конца по меньшей мере одной ветви таким образом, что оно больше поперечного сечения части тела указанных одной ветви или ряда ветвей.
16. Способ по п.12, дополнительно содержащий этап формирования одной ветви или ряда ветвей, по меньшей мере, частично изогнутыми.
17. Способ по п.12, дополнительно содержащий этап соединения друг с другом ряда ветвей спеканием, сплавлением, свариванием или пайкой.
18. Способ по п.12, дополнительно содержащий этап формирования по меньшей мере одного окна в пористой структуре с использованием ряда ветвей и узлов.
19. Способ по п.12, в соответствии с которым этап изготовления дополнительно включает в себя выбор материала для изготовления одной ветви или ряда ветвей из группы, включающей металл, керамику, металлокерамику или кермет, стекло, стеклокерамику, полимер, композит и их комбинации.
20. Способ по п.19, дополнительно содержащий этап выбора металлического материала из группы, включающей титан, титановый сплав, цирконий, циркониевый сплав, ниобий, ниобиевый сплав, тантал, танталовый сплав, никель-хромовый сплав, например, нержавеющую сталь, кобальт-хромовый сплав и их комбинации.
21. Способ по п.12, дополнительно содержащий этап формирования поперечного сечения одной ветви или ряда ветвей в форме многоугольника.
22. Способ по п.12, дополнительно содержащий этап формирования, по меньшей мере, части поперечного сечения с изогнутой частью.
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