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Negatively charged vascular stent
专利权人:
ГИПОКРАТ (IL)
发明人:
ФИШМАН Михаэль (IL),ЦУН Александер (IL)
申请号:
RU2014135198
公开号:
RU2014135198A
申请日:
2013.01.28
申请国别(地区):
RU
年份:
2016
代理人:
摘要:
1. A device that can be inserted into the patient’s body and coated with an electret structure, said electret coating containing tantalum pentoxide. The device according to claim 1, selected from the group consisting of a vascular stent, an artificial heart valve, suture material, an orthopedic device, an applicator, a mesh for hernioplasty, an acupuncture needle, including a corporal needle, an ear needle, a long-term needle, a round body, plates and any combination thereof. 3. The device according to claim 1, characterized in that said coating has an integral surface covering the entire surface of said wire element. The device according to claim 3, characterized in that said coating of tantalum pentoxide is made by vacuum-plasma spraying. The device according to claim 1, characterized in that said coating comprises polytetrafluoroethylene. The device according to claim 2, characterized in that said vascular stent is made of a section of a tube that has been given the appearance of a mesh. The device according to claim 2, characterized in that said vascular stent is made of at least one strand of wire, which is given the form of a mesh. The device according to claim 7, characterized in that the distance between each two adjacent mesh elements of said stent is less than 15 thicknesses of said elements, so that said stent provides a substantially uniform electrostatic field that prevents the aggregation of blood cells on said mesh elements. A device as claimed in any one of Claim 7 or 8, expandable so that the mesh elements are opened to apply electret coating without shading. 10. A method of manufacturing devices1. Устройство, которое может быть введено в тело пациента, и на которое нанесено покрытие с электретной структурой, причем упомянутое электретное покрытие содержит пятиокись тантала.2. Устройство по п. 1, выбранное из группы, состоящей из сосудистого стента, искусственного сердечного клапана, шовного материала, ортопедического устройства, аппликатора, сетки
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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