RU99122520A - COATED STENT, EXPANDABLE BY EXPANSION BY AN INFLATABLE CYLINDER ENTERED IN THE CAVITY OF A BODY BODY BODY - Google Patents

COATED STENT, EXPANDABLE BY EXPANSION BY AN INFLATABLE CYLINDER ENTERED IN THE CAVITY OF A BODY BODY BODY

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Publication number
RU99122520A
RU99122520A RU99122520/14A RU99122520A RU99122520A RU 99122520 A RU99122520 A RU 99122520A RU 99122520/14 A RU99122520/14 A RU 99122520/14A RU 99122520 A RU99122520 A RU 99122520A RU 99122520 A RU99122520 A RU 99122520A
Authority
RU
Russia
Prior art keywords
stent
specified
diameter
cylindrical shape
free state
Prior art date
Application number
RU99122520/14A
Other languages
Russian (ru)
Other versions
RU2214840C2 (en
Inventor
Джейкоб Риктер
Джозеф ФЛОМЕНБЛИТ
Наталия БУДИГИНА
Original Assignee
Мединол Лтд.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US09/178,571 external-priority patent/US6475234B1/en
Application filed by Мединол Лтд. filed Critical Мединол Лтд.
Publication of RU99122520A publication Critical patent/RU99122520A/en
Application granted granted Critical
Publication of RU2214840C2 publication Critical patent/RU2214840C2/en

Links

Claims (22)

1. Стент для развертывания в полости трубчатого органа, содержащий корпус стента, содержащий упругий материал, причем указанный корпус стента характеризуется цилиндрической формой стента в свободном состоянии, имеющей диаметр цилиндрической формы стента в свободном состоянии; и оболочку на указанном корпусе стента, причем указанная оболочка по существу препятствует стремлению указанного стента расширяться до указанного диаметра цилиндрической формы стента в свободном состоянии, когда указанный корпус стента имеет диаметр, который меньше указанного диаметра цилиндрической формы стента в свободном состоянии.1. A stent for deployment in a cavity of a tubular organ, comprising a stent housing containing elastic material, said stent housing being characterized by a cylindrical shape of the stent in a free state, having a diameter of a cylindrical shape of the stent in a free state; and a sheath on said stent body, said sheath substantially inhibiting the tendency of said stent to expand to a specified diameter of the cylindrical shape of the stent in a free state when said stent body has a diameter that is smaller than said diameter of a cylindrical shape of the stent in a free state. 2. Стент по п.1, в котором указанный упругий материал является нитинолом. 2. The stent according to claim 1, wherein said elastic material is nitinol. 3. Стент по п.2, в котором указанный нитинол находится по существу в аустенитной фазе, когда развернут в указанной полости трубчатого органа тела. 3. The stent according to claim 2, in which the specified nitinol is essentially in the austenitic phase, when deployed in the specified cavity of the tubular organ of the body. 4. Стент по п. 1, в котором указанный стент является профилированным трубчатым стентом. 4. The stent according to claim 1, wherein said stent is a profiled tubular stent. 5. Стент по п.1, в котором указанная оболочка представляет собой металлическое покрытие. 5. The stent according to claim 1, wherein said shell is a metal coating. 6. Стент по п.5, в котором толщина указанного металлического покрытия приблизительно равна толщине указанного корпуса стента. 6. The stent according to claim 5, in which the thickness of said metal coating is approximately equal to the thickness of said stent body. 7. Стент по п.6, в котором толщина указанного корпуса стента составляет приблизительно 100 мкм. 7. The stent according to claim 6, in which the thickness of the specified body of the stent is approximately 100 microns. 8. Стент по п.5, в котором указанное металлическое покрытие содержит металл, выбранный из группы, состоящей из золота, платины, палладия, тантала и их сплавов. 8. The stent according to claim 5, in which the specified metal coating contains a metal selected from the group consisting of gold, platinum, palladium, tantalum and their alloys. 9. Стент по п.5, в котором указанное металлическое покрытие нанесено на указанный корпус стента электроосаждением. 9. The stent according to claim 5, wherein said metal coating is applied to said stent housing by electrodeposition. 10. Стент по п.5, в котором указанное металлическое покрытие является непрозрачным для радиоактивного излучения. 10. The stent according to claim 5, wherein said metal coating is opaque to radiation. 11. Стент по п.1, в котором указанная оболочка вокруг указанного стента содержит трубу. 11. The stent according to claim 1, in which the specified shell around the specified stent contains a pipe. 12. Стент по п.11, в котором указанная труба содержит полимерный материал. 12. The stent according to claim 11, in which the specified pipe contains a polymeric material. 13. Стент по п.12, в котором указанный полимерный материал является полиуретаном. 13. The stent of claim 12, wherein said polymeric material is polyurethane. 14. Стент по п.11, в котором длина указанной трубы является по существу длиной указанного стента. 14. The stent according to claim 11, in which the length of the specified pipe is essentially the length of the specified stent. 15. Стент по п.11, в котором длина указанной трубы меньше длины указанного стента. 15. The stent according to claim 11, wherein the length of said pipe is less than the length of said stent. 16. Стент по п.1, в котором указанная оболочка вокруг указанного стента содержит множество колец. 16. The stent according to claim 1, in which the specified shell around the specified stent contains many rings. 17. Способ развертывания стента в полости трубчатого органа тела, предусматривающий получение стента, имеющего корпус стента, содержащего упругий материал, причем указанный корпус стента характеризуется цилиндрической формой стента в свободном состоянии, имеющей диаметр цилиндрической формы стента в свободном состоянии; деформирование указанного стента до диаметра, который меньше указанного диаметра цилиндрической формы стента в свободном состоянии; покрытие указанного стента оболочкой в то время, как указанный корпус стента имеет указанный диаметр, который меньше указанного диаметра цилиндрической формы стента в свободном состоянии, причем указанная оболочка по существу препятствует стремлению указанного корпуса стента расширяться до указанного диаметра цилиндрической формы стента в свободном состоянии; введение указанного стента в полость трубчатого органа тела; и механическое расширение указанного стента. 17. A method of deploying a stent in a cavity of a tubular organ of a body, comprising providing a stent having a stent body containing elastic material, said stent body being characterized by a cylindrical shape of the stent in a free state, having a diameter of a cylindrical shape of the stent in a free state; deformation of the specified stent to a diameter that is less than the specified diameter of the cylindrical shape of the stent in a free state; coating said stent with a shell while said stent body has a specified diameter that is less than said diameter of the cylindrical shape of the stent in a free state, said shell substantially inhibiting the tendency of said stent body to expand to said diameter of the cylindrical shape of the stent in a free state; the introduction of the specified stent into the cavity of the tubular organ of the body; and mechanical expansion of said stent. 18. Способ по п.17, в котором операция покрытия указанного стента предусматривает электроосаждение на указанный стент металлического покрытия. 18. The method according to 17, in which the coating operation of the specified stent provides for electrodeposition on the specified stent metal coating. 19. Способ по п.17, в котором операция покрытия указанного стента предусматривает монтаж полимерной трубы поверх указанного стента. 19. The method according to 17, in which the operation of coating the specified stent involves the installation of a polymer pipe over the specified stent. 20. Способ по п.17, в котором операция покрытия указанного стента предусматривает монтаж вокруг указанного стента множества колец. 20. The method according to 17, in which the operation of coating the specified stent involves mounting around the specified stent of many rings. 21. Способ по п.17, дополнительно предусматривающий монтаж указанного стента на балонном катетере перед введением указанного стента в полость трубчатого органа тела. 21. The method according to 17, further comprising mounting said stent on a balloon catheter before introducing said stent into the cavity of the tubular organ of the body. 22. Способ по п.21, в котором указанное механическое расширение указанного стента предусматривает надувание указанного надувного баллона. 22. The method according to item 21, in which the specified mechanical expansion of the specified stent provides for the inflation of the specified inflatable balloon.
RU99122520/14A 1998-10-26 1999-10-25 Coated stent extendable with inflatable balloon introduced into tubular organ cavity and method for unrolling the stent RU2214840C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/178,571 US6475234B1 (en) 1998-10-26 1998-10-26 Balloon expandable covered stents
US09/178571 1998-10-26

Publications (2)

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RU99122520A true RU99122520A (en) 2001-08-27
RU2214840C2 RU2214840C2 (en) 2003-10-27

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US (2) US6475234B1 (en)
EP (1) EP0997116B1 (en)
JP (1) JP2000135290A (en)
KR (1) KR20000028636A (en)
CN (1) CN1252258A (en)
AR (1) AR021817A1 (en)
AT (1) ATE242618T1 (en)
AU (2) AU769653B2 (en)
BR (1) BR9904182A (en)
CA (1) CA2281263C (en)
DE (2) DE69908736T2 (en)
DK (1) DK0997116T3 (en)
EE (1) EE9900519A (en)
ES (1) ES2200453T3 (en)
GB (1) GB2343119B (en)
IL (1) IL131522A (en)
NO (1) NO316423B1 (en)
NZ (1) NZ337616A (en)
PL (1) PL336064A1 (en)
PT (1) PT997116E (en)
RU (1) RU2214840C2 (en)
SG (1) SG73666A1 (en)
SK (1) SK147099A3 (en)
UA (1) UA62959C2 (en)
WO (1) WO2000024338A1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
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RU2717211C2 (en) * 2015-04-21 2020-03-18 Бентли Инномед Гмбх Stent-graft

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