RU2011140264A - Спиральный комбинированный стент - Google Patents

Спиральный комбинированный стент Download PDF

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Publication number
RU2011140264A
RU2011140264A RU2011140264/14A RU2011140264A RU2011140264A RU 2011140264 A RU2011140264 A RU 2011140264A RU 2011140264/14 A RU2011140264/14 A RU 2011140264/14A RU 2011140264 A RU2011140264 A RU 2011140264A RU 2011140264 A RU2011140264 A RU 2011140264A
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RU
Russia
Prior art keywords
edge
stent
component
side edge
end edge
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RU2011140264/14A
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English (en)
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RU2545751C2 (ru
Inventor
Иаков Рихтер
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Мединол Лтд.
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Abstract

1. Стент, содержащий:основной стентовый компонент, свернутый в спиральную конструкцию и содержащий боковую кромку, имеющую волнообразный контур; первую концевую кромку и вторую концевую кромку, причем каждая из концевых кромок имеет волнообразный контур и содержит прямые цилиндры на продольных концах стента; икрепление, поддерживающее спиральную конструкцию основного стентового компонента.2. Стент по п.1, в котором основной стентовый компонент дополнительно содержит:первую боковую кромку, содержащую неровности; ивторую боковую кромку, содержащую неровности и соединенную с первой боковой кромкой, причем указанная первая концевая кромка соединена с указанной первой боковой кромкой, а указанная вторая боковая кромка соединена с указанной второй концевой кромкой.3. Стент по п.1, в котором указанное крепление содержит конструкцию, избранную из группы, содержащей нить, проволоку и ленту.4. Стент по п.3, в котором указанное крепление навито вокруг стента в спиральном направлении.5. Стент по п.3, в котором указанное крепление периодически частично перекрывает в месте соединения основной стентовый компонент по его длине.6. Стент по п.1, в котором указанное крепление дополнительно содержит волокнистую сетку.7. Стент по п.1, в котором указанное крепление дополнительно содержит пористый материал.8. Стент по п.1, в котором указанное крепление дополнительно содержит износостойкий материал.9. Стент по п.8, в котором износостойкий материал представляет собой полиуретан.10. Стент по п.1, в котором указанное крепление вставлено по всей длине спирального основного стентового компонента.11. Стент по п.1, в котором указанное крепление пр

Claims (33)

1. Стент, содержащий:
основной стентовый компонент, свернутый в спиральную конструкцию и содержащий боковую кромку, имеющую волнообразный контур; первую концевую кромку и вторую концевую кромку, причем каждая из концевых кромок имеет волнообразный контур и содержит прямые цилиндры на продольных концах стента; и
крепление, поддерживающее спиральную конструкцию основного стентового компонента.
2. Стент по п.1, в котором основной стентовый компонент дополнительно содержит:
первую боковую кромку, содержащую неровности; и
вторую боковую кромку, содержащую неровности и соединенную с первой боковой кромкой, причем указанная первая концевая кромка соединена с указанной первой боковой кромкой, а указанная вторая боковая кромка соединена с указанной второй концевой кромкой.
3. Стент по п.1, в котором указанное крепление содержит конструкцию, избранную из группы, содержащей нить, проволоку и ленту.
4. Стент по п.3, в котором указанное крепление навито вокруг стента в спиральном направлении.
5. Стент по п.3, в котором указанное крепление периодически частично перекрывает в месте соединения основной стентовый компонент по его длине.
6. Стент по п.1, в котором указанное крепление дополнительно содержит волокнистую сетку.
7. Стент по п.1, в котором указанное крепление дополнительно содержит пористый материал.
8. Стент по п.1, в котором указанное крепление дополнительно содержит износостойкий материал.
9. Стент по п.8, в котором износостойкий материал представляет собой полиуретан.
10. Стент по п.1, в котором указанное крепление вставлено по всей длине спирального основного стентового компонента.
11. Стент по п.1, в котором указанное крепление прикреплено к основному стентовому компоненту на конце.
12. Стент по п.1, в котором указанная первая боковая кромка прижата к соседней в спирали второй боковой кромки.
13. Основной стентовый компонент, содержащий:
первую боковую кромку, содержащую неровности;
вторую боковую кромку, содержащую неровности и соединенную с первой боковой кромкой; и
первую концевую кромку, содержащую неровности, первый и второй края, причем первая концевая кромка соединена с первой боковой кромкой и проходит под косым углом к ней.
14. Компонент по п.13, дополнительно содержащий:
вторую концевую кромку, содержащую неровности, первый и второй края, причем вторая концевая кромка соединена со второй боковой кромкой и проходи под косым углом к ней.
15. Компонент по п.13, содержащий металл.
16. Компонент по п.15, вырезанный из плоского листа металла.
17. Компонент по п.13, содержащий аморфный металлический сплав.
18. Компонент по п.17, в котором аморфный металлический сплав содержит элемент, выбранный из группы, содержащей силикон, бор и фосфор.
19. Компонент по п.17, в котором аморфный металлический сплав представляет собой сплав на основе железа, содержащий Fe, Cr, B и P.
20. Компонент по п.17, в котором аморфный металлический сплав содержит силикон.
21. Компонент по п.17, в котором аморфный металлический сплав содержит сплав Fe-Cr-B-P.
22. Компонент по п.13, в котором первая и вторая боковые кромки соединены по меньшей мере одной поперечной распоркой.
23. Компонент по п.22, в котором указанная по меньшей мере одна поперечная распорка содержит скобу.
24. Основной стентовый компонент, содержащий:
боковую кромку, содержащую неровности, соединенные с первой концевой кромкой, содержащей неровности, причем первая концевая кромка проходит под косым углом к направлению указанной боковой кромки; и
указанные боковая и концевая кромки имеют волнообразный контур распорок, соединенных скобами, при этом по меньшей мере одна распорка содержи: ячеистую структуру, а ширина указанных скоб меньше ширины указанной по меньшей мере одной распорки, содержащей ячеистую структуру.
25. Компонент по п.24, дополнительно содержащий вторую боковую кромку, соединенную с указанной боковой кромкой и второй концевой кромкой, причем вторая концевая кромка проходит под косым углом к направлению второй боковой кромки; и
причем вторая боковая кромка и вторые концевые кромки имеют волнообразный контур распорок, соединенных скобами, указанная по меньшей мере одна распорка содержит ячеистую структуру, а ширина указанных скоб меньше ширины указанной по меньшей мере одной распорки.
26. Компонент по п.24, в котором ячеистые структуры заполнены лекарственным средством.
27. Компонент по п.24, в котором некоторые соседние распорки с волнообразным контуром имеют одинаковую длину.
28. Способ создания основного стентового компонента по п.13 из плоской полосы, согласно которому:
a) закручивают в спираль основной стентовый компонент вдоль продольной оси;
b) плотно сближают первый край первой концевой кромки со вторым краем первой концевой кромки для формирования прямого цилиндра относительно продольной оси стента.
29. Способ по п.28, согласно которому дополнительно используют крепление.
30. Способ по п.28, в котором основной стентовый компонент дополнительно содержит вторую концевую кромку, содержащую первый край и второй край, согласно которому
плотно сближают первый край второй концевой кромки со вторым краем второй концевой кромки для формирования прямого цилиндра относительно продольной оси.
31. Способ создания основного стентового компонента по п.24 из плоской полосы, согласно которому:
a) закручивают в спираль основной стентовый компонент вдоль продельной оси и
b) плотно сближают первый край первой концевой кромки со вторым краем первой концевой кромки для формирования прямого цилиндра относительно указанной продольной оси стента.
32. Способ по п.31, согласно которому дополнительно используют крепление.
33. Способ по п.31, в котором основной стентовый компонент дополнительно содержит вторую концевую кромку, содержащую первый край, и второй край, согласно которому
плотно сближают первый край второй концевой кромки со вторым краем второй концевой кромки для формирования прямого цилиндра относительно продольной оси.
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