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    • 1. 发明申请
    • A COATING FOR IMPROVED TISSUE ADHESION
    • 改善组织粘合性的涂层
    • WO2017158238A1
    • 2017-09-21
    • PCT/FI2017/050170
    • 2017-03-15
    • ID CREATIONS OY
    • KANGASNIEMI, IlkkaPEREZ, J. PabloDRNOVŠEK, NatašaLORENZETTI, Martina
    • A61L27/30A61L27/36
    • A61L27/306A61L27/06A61L27/3691A61L27/54
    • The invention relates to a coating consisting essentially of titanium dioxide wherein at least 20 % of the titanium dioxide has a crystalline structure of anatase and/or rutile; the coating has a roughness comprising indentations, wherein at least 50 % of the indentations have a maximum depth of 1-50 nm and a maximum width of 1-50 nm; the coating is treatable to achieve a water contact angle of 0-20°; the coating is treatable to be negatively charged or positively charged; and the coating exhibits an improved attachment of mammalian tissue cells, which improved attachment is such that when a substrate coated with the above coating is compared to the same uncoated substrate, at least 100 % more cells remain attached on the coated substrate than on the uncoated substrate.
    • 本发明涉及基本上由二氧化钛组成的涂层,其中至少20%的二氧化钛具有锐钛矿和/或金红石的晶体结构; 该涂层具有包括压痕的粗糙度,其中至少50%的压痕具有1-50nm的最大深度和1-50nm的最大宽度; 涂层是可处理的以实现0-20°的水接触角。 该涂层可处理为带负电或带正电; 并且涂层表现出改善的哺乳动物组织细胞的附着,这种改进的附着使得当用上述涂层涂覆的基材与相同的未涂覆基材相比时,涂覆的基材上保留附着至少100%的细胞比未涂覆的基材上附着的细胞多至少100% 基板
    • 3. 发明申请
    • ORTHOPÄDISCHES IMPLANTAT
    • ORTHOPEDIC植入
    • WO2017114520A1
    • 2017-07-06
    • PCT/DE2016/000442
    • 2016-12-28
    • ZM PRÄZISIONSDENTALTECHNIK GMBHMITROVIC, Milija
    • MITROVIC, Milija
    • A61L27/06A61L27/10A61L27/30A61F2/34
    • A61L27/10A61F2/34A61F2002/30451A61F2002/3414A61L27/06A61L27/105A61L27/30A61L27/306A61L2400/18
    • Bei einem orthopädischen Implantat ist ein Einsatzkörper aus einem nichtmetallischen Material in einer Pfanne aus einem ursprünglich metallischen Werkstoff angeordnet. Der Einsatzkörper besteht aus einer Keramik auf der Basis von Zirkoniumdioxid, Aluminiumoxid oder aus einer Mischoxidkeramik, während die Pfanne vorzugsweise aus Reintitan oder einer Titanlegierung, beispielsweise Ti-6AI-4V, hergestellt wird, mit einer Vielzahl kleiner Löcher versehen und vorzugsweise als Netzstruktur ausgebildet ist. Der Titan-Netzstruktur werden zunächst mithilfe eines in einem keramischen Brand verfestigten silikatischen Glaslotes keramische Eigenschaften vermittelt die anschließende Verbindung zwischen dem keramischen Einsatzkörper und der nunmehr ebenfalls "keramischen" Titanpfanne erfolgt mittels eines Glaslotes, das auf Siliziumdioxid (SiO 2 ) basiert und das die beiden Bestandteile miteinander verbindet.
    • 在整形外科植入物中,由非金属材料制成的插入体放置在由原始金属材料制成的杯中。 所述EinsatzkÖ主体由基于氧化锆,氧化铝陶瓷的,或混合氧化物,W BEAR而盘优选由纯钛或钛合金,如Ti-6AL-4V的,与多个小L&ouml制备谢尔提供 并且优选地被设计为网络结构。 钛网结构首先通过在陶瓷炉中固化的硅玻璃焊料给予陶瓷特性,陶瓷插入体和现在也是“陶瓷”部件之间的连接。 钛盘由玻璃焊料制成,基于二氧化硅(SiO 2),并将两种组分连接在一起。
    • 9. 发明申请
    • COATINGS FOR SURGICAL INSTRUMENTS
    • 手术器械涂层
    • WO2016109481A2
    • 2016-07-07
    • PCT/US2015067782
    • 2015-12-29
    • DEPUY SYNTHES PRODUCTS INC
    • SUKADHARE DAYANANDASELOVER SEAN
    • A61L2/232
    • C23C14/0641A61L2/232A61L27/306A61L31/082A61L2420/08A61L2430/38C23C14/0068C23C14/0089C23C14/022C23C14/083C23C14/325C23C14/5826
    • A coated medical instrument can include a first layer bonded to a metal substrate surface of a medical instrument, a second layer bonded to the first layer, and a third layer disposed on the second layer, The first layer comprises chromium (Cr), hafnium (Hf), titanium (Ti), and/or niobium (Nb). The second layer comprises a nitride, oxide, carbide, carbonitride, or boride of chromium (Cr), hafnium (Hf), niobium (Nb), tungsten (W), titanium (Ti), aluminum (Al), zirconium (Zr), and/or silicon (Si). The third layer comprises a nitride, oxide, carbide, boride, oxynitride, oxycarbide, or oxycarbonitride of chromium (Cr), hafnium (Hf), niobium (Nb), tungsten (W), titanium (Ti), aluminum (Al), zirconium (Zr), and/or silicon (Si). Methods for making coated medical instruments are also disclosed herein.
    • 涂覆的医疗器械可以包括结合到医疗器械的金属衬底表面的第一层,与第一层结合的第二层和设置在第二层上的第三层。第一层包括铬(Cr),铪 Hf),钛(Ti)和/或铌(Nb)。 第二层包括铬(Cr),铪(Hf),铌(Nb),钨(W),钛(Ti),铝(Al),锆(Zr)等的氮化物,氧化物,碳化物,碳氮化物或硼化物, ,和/或硅(Si)。 第三层包括铬(Cr),铪(Hf),铌(Nb),钨(W),钛(Ti),铝(Al)等的氮化物,氧化物,碳化物,硼化物,氧氮化物,碳氮氧化物或碳氮氧化物, 锆(Zr)和/或硅(Si)。 本文还公开了制备涂覆医疗器械的方法。
    • 10. 发明申请
    • METHOD OF PRODUCING THE BIOACTIVE COATING WITH ANTIBACTERIAL EFFECT
    • 生产具有抗菌效果的生物涂料的方法
    • WO2016064296A1
    • 2016-04-28
    • PCT/RU2015/000055
    • 2015-01-30
    • NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGY "MISIS"
    • LEVASHOV, Evgeny AleksandrovichKUDRYASHOV, Aleksander Evgen`evichZAMULAEVA, Evgeniya IgorevnaSHTANSKY, Dmitry VladimirovichPOGOZHEV, Yury SergeevichPOTANIN, Artem Yur`evichSHVYNDINA, Nataliya Vladimirovna
    • A61L27/00A61L27/04A61L27/32A61L27/54
    • A61L27/306A61L27/04A61L27/32A61L27/54A61L2300/102A61L2300/104A61L2300/404A61L2420/06
    • Field of the Invention. This invention relates to surface machining of medical purpose metals and their alloys and can be used for the production of implants for the replacement of damaged bone tissue fragments including, for example, orthopedic and dental implants, maxillofacial and spinal column surgery implants, artificial joints, clamps etc. Disclosure of the Invention. The technical result achieved by this method is the provision of implants made from special medical purpose alloys with continuous bioactive coatings with antibacterial effect and high adhesion strength to substrate (critical load more than 100 N), high wear resistance and controlled roughness. The technical result is achieved as follows. The method of obtaining bioactive coatings with antibacterial effect comprises electrospark machining of the electrical conductive substrate surface with the processing electrode of the following compositions (wt. %): bioactive additive 5-40, antibacterial metallic additive 0.5-5 biocompatible additive of metal or a refractory compound: balance. Electrospark machining is carried out under the following conditions: 100≤N i ≤10 000 10≤f≤100 000 0,01≤v≤0.6, where N i is the power of a unit pulse discharge, W; f is the frequency of pulse discharges, Hz; and v is the linear speed of the processing electrode, m/min.
    • 发明领域 医疗用金属及其合金的表面加工技术领域本发明涉及医疗用金属及其合金的表面加工,并且可用于生产用于替换损伤的骨组织碎片的植入物,包括例如矫形和牙科植入物,颌面和脊柱手术植入物,人造关节, 夹具等。发明内容。 通过这种方法获得的技术结果是提供由具有抗菌效果和对基材(临界负载大于100N),高耐磨性和可控粗糙度的高粘合强度的具有连续生物活性涂层的特殊医疗用合金制成的植入物。 技术成果如下。 获得具有抗菌效果的生物活性涂层的方法包括使用具有以下组成(wt。%)的处理电极对导电基材表面进行电火花加工:生物活性添加剂5-40,金属抗菌金属添加剂0.5-5生物相容性添加剂 耐火复合物:平衡。 在以下条件下进行电火花加工:100≤Ni≤1000010≤f≤1000000,01≤v≤0.6,其中Ni是单位脉冲放电的功率,W; f是脉冲放电的频率,Hz; v是处理电极的线速度,m / min。