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公开(公告)号：KR1020150136327A
公开(公告)日：2015-12-07
申请号：KR1020140063667
申请日：2014-05-27
Applicant: 전북대학교산학협력단
Abstract: 본발명은스텐트의약물주입장치및 주입방법에관한것으로서, 특히스텐트에약물을주입하여약물이지속적으로방출되도록할 수있는스텐트의약물주입장치및 주입방법에관한것이다. 본발명의스텐트의약물주입장치는, 다공성멤브레인이코팅된스텐트와; 상기스텐트의멤브레인에약물을주입하는주입부와; 상기주입부에연결되어약물을공급하는약물탱크와; 상기주입부에연결되어상기주입부를통해상기약물이상기멤브레인에고압으로주입되도록하는고압탱크와; 상기주입부를제어하는제어부를포함하여이루어지되, 상기주입부에서고압으로분사된약물을상기멤브레인의내부로침투시켜봉입하는것을특징으로한다.
Abstract translation: 本发明涉及用于注射支架药物的装置和方法。 特别地，该装置将药物注入支架内，使药物持续排出。 本发明的装置包括：支架涂覆有多孔膜; 注射部，其将药物注射到支架的膜中; 连接到注射部分的药罐，并供给药物; 连接到注射部分的高压罐，并且通过注射部分将药物以高压注入到膜中; 以及控制喷射部的控制部。 该装置使得药物在高压下从注射部分喷射，渗透到膜内并被密封。
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公开(公告)号：KR1020150136326A
公开(公告)日：2015-12-07
申请号：KR1020140063665
申请日：2014-05-27
Applicant: 전북대학교산학협력단
IPC: D01D5/00
CPC classification number: D01D5/00 , D01D5/0007
Abstract: 본발명은벨트타입의전기방사장치에관한것으로서, 특히전기장에의해용액을나노섬유로전기방사하는벨트타입의전기방사장치에관한것이다. 본발명의벨트타입의전기방사장치는, 용액이수용된수조와; 상기수조의상부에배치되어회전하는제1회전부재및 제2회전부재로이루어진회전부와; 상호이격된상기제1회전부재와제2회전부재에연결되어회전하는벨트부재와; 다수개로이루어져상호이격되어상기벨트부재에결합되고, 상기회전부에의한상기벨트부재의회전시상기수조의용액에침전되는니들부재와; 상기벨트부재의상부에배치되어전기장을발생시키는전기장발생부를포함하여이루어지되, 상기벨트부재의회전에의해상기수조에수용된용액은상기벨트부재의하부에배치된상기니들부재에부착되고, 상기니들부재에부착된용액은상기벨트부재의회전에의해상기벨트부재의상부에배치되어상기전기장발생부에의한전기장에의해전기방사되는것을특징으로한다.
Abstract translation: 带式静电纺丝装置技术领域本发明涉及一种带式静电纺丝装置，特别涉及一种通过电场对纳米纤维进行电辐射的带式静电纺丝装置。 本发明的带式静电纺丝装置包括：容纳溶液的水箱; 旋转部，布置在所述水箱的上部，并且具有旋转的第一旋转构件和第二旋转构件; 连接到第一旋转构件和第二旋转构件的带构件彼此分离并旋转; 多个针状构件与带构件组合在一起分离，并且当带构件通过旋转部旋转时，沉积在水箱的溶液中; 以及设置在带构件的上部并产生电场的电场产生部。 包含在水箱中的溶液通过带构件的旋转而附接到布置在带构件的下部中的针构件。 附着于针构件的溶液通过带构件的旋转而配置在带构件的上部，并且由电场产生部通过电场而被电辐射。
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公开(公告)号：KR1020140104135A
公开(公告)日：2014-08-28
申请号：KR1020130017898
申请日：2013-02-20
Applicant: 전북대학교산학협력단
Abstract: The present invention relates to an electrospinning nozzle module for drug coating and, more specifically, to an electrospinning nozzle module for drug coating which can effectively coat an object such as a stent with the drug by electrospinning. The electrospinning nozzle module for drug coating of the present invention, which coats an object with the drug by spraying the drug, comprises the following: a housing having a discharge hole formed at one end through which a nitrogen gas supplied from the outside is sprayed to the outside; and a nozzle part having one end inserted into the discharge hole to spray the drug to the outside and the other end to which electricity is supplied, wherein the discharge hole is disposed on the circumference of one end of the nozzle part, and the nitrogen gas is sprayed together with the drug through the circumference of the one end of the nozzle part when the drug is sprayed through the one end of the nozzle part.
Abstract translation: 本发明涉及一种用于药物涂层的电纺丝喷嘴组件，更具体地说，涉及一种用于药物涂层的电纺丝喷嘴模块，其可以通过电纺丝有效地涂覆药物如支架等物体。 本发明的用于药物涂敷的药物涂敷用静电纺丝喷嘴组件，其特征在于，具有以下装置：具有在一端形成的排出孔的壳体，从外部喷出从其外部喷出的氮气， 外; 以及喷嘴部，其一端插入到排出孔中，以将药物喷射到供给的电力的外部和另一端，其中排出孔设置在喷嘴部的一端的圆周上，并且氮气 当药物通过喷嘴部分的一端喷射时，通过喷嘴部分的一端的周边与药物一起喷雾。
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公开(公告)号：KR101386916B1
公开(公告)日：2014-04-18
申请号：KR1020130017897
申请日：2013-02-20
Applicant: 전북대학교산학협력단
CPC classification number: A61F2/82 , A61F2240/004
Abstract: The present invention relates to a method for manufacturing a mold for manufacturing a metal stent, and more particularly, to a method for manufacturing a mold for manufacturing a metal stent, capable of thinly manufacturing a stent made of metal. The method for manufacturing a mold for manufacturing a metal stent comprises: an outer mold preparation step for preparing for an outer mold part in a hollow pillar shape having a first hollow part formed at the center thereof and embossed projections in a stent shape are formed on the inner circumference surface thereof; an inner mold preparation step for preparing for an inner mold part in a pillar shape made of metal having an external diameter smaller than an inner diameter of the outer mold part; an arrangement step for arranging by inserting the inner mold part into a first hollow part of the outer mold part such that at least some parts of the inner circumference surface of the outer mold part and the outer circumference surface of the inner mold part are distanced from each other so as to form a distanced part; an injection step for injection water-soluble material solved in water in the distanced part; a drying step for forming a molding part by drying the water-soluble material; and an outer mold removal step for removing the outer mold part so as to form an engraved groove in a stent shape on the outer circumference surface of the molding part by the embossed projections. [Reference numerals] (S10) Outer mold preparation step; (S20) Inner mold preparation step; (S30) Insert and arrangement step; (S40) Injection step; (S50) Drying step; (S60) Outer mold removal step
Abstract translation: 本发明涉及一种用于制造金属支架的模具的制造方法，更具体地说，涉及能够薄型地制造金属支架的金属支架的制造用模具的制造方法。 制造金属支架的模具的制造方法包括：外模制造工序，其制造具有形成在其中心的第一中空部的中空柱状的外模部和支架形状的压花突起，形成在 其内周面; 内部模具准备步骤，用于制备具有外径小于所述外部模具部分的内径的由金属制成的柱状的内部模具部件; 一种布置步骤，用于通过将内模部件插入到外模具部件的第一中空部分中，使得外模具部件的内圆周表面的至少一些部分和内模具部件的外周表面远离 彼此形成一个疏远的部分; 注入水溶性物质的注入步骤溶解在间隔部分的水中; 干燥步骤，用于通过干燥所述水溶性材料形成模制部件; 以及外部模具移除步骤，用于去除外部模具部分，以通过压花突起在模制件的外周表面上形成支架形状的雕刻槽。 （附图标记）（S10）外模制造工序; （S20）内模制作工序; （S30）插入和排列步骤; （S40）注射步骤; （S50）干燥步骤; （S60）外模除去工序
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Patent Agency Ranking
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公开(公告)号：KR101905563B1
公开(公告)日：2018-10-08
申请号：KR1020160153505
申请日：2016-11-17
Applicant: 현대자동차주식회사 , 전북대학교산학협력단
Abstract: 부직포적층체, 그의제조방법및 이를포함하는캐빈에어필터에관한것이다. 본발명의일 실시예에의한부직포적층체는굵기가 20 내지 30 ㎛인섬유로이루어지는제 1 부직포층; 제 1 부직포층 상에형성되고, 굵기가 0.1 내지 1㎛인나노섬유로이루어지는나노섬유층; 및나노섬유층 상에형성되고, 굵기가 3 내지 10 ㎛인섬유로이루어지는제 2 부직포층을포함한다.
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公开(公告)号：KR101897516B1
公开(公告)日：2018-09-12
申请号：KR1020170154793
申请日：2017-11-20
Applicant: 전북대학교산학협력단
IPC: D01D5/00
CPC classification number: D01D5/0076 , D01D5/0069
Abstract: 본발명은나노섬유구조체의제조장치및 제조방법에관한것으로서, 특히격자모양으로정렬된나노섬유구조체를용이하게제조할수 있는제조장치및 제조방법에관한것이다. 본발명의격자모양으로정렬된나노섬유구조체의제조장치는, 나노섬유를전기방사하는전기방사노즐부와; 상기전기방사노즐부에서방사되는나노섬유를포집하는콜렉터와; 상기전기방사노즐부와콜렉터에전기적으로연결된전원공급부;를포함하여이루어지되, 상기콜렉터는, 상호이격되어마주보게배치되는한 쌍의제1선재가장착되는제1포집부와; 상기제1선재와다른방향에서상호이격되어마주보게배치되는한 쌍의제2선재가장착되는제2포집부와; 상기제1포집부또는제2포집부를상기전기방사노즐부가배치된전후방향으로이동시키는구동부재;를포함하여이루어지고, 상기구동부재에의한상기제1포집부또는제2포집부의이동에의해상기제1선재와제2선재는전후방향으로이동하며, 상기전기방사노즐부에서방사된나노섬유는상기제1선재와제2선재중 전방에위치한한 쌍의선재사이에서직선형태로생성되는것을특징으로한다.
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公开(公告)号：KR101885822B1
公开(公告)日：2018-09-06
申请号：KR1020160094568
申请日：2016-07-26
Applicant: 전북대학교산학협력단
Abstract: 본발명은롤투롤방식의투명나노섬유제조장치에관한것으로서, 특히정렬된나노섬유를대량생산할수 있는롤투롤방식의투명나노섬유제조장치에관한것이다.본발명의롤투롤방식의투명나노섬유제조장치는, 상호이격되어배치된제1롤러및 제2롤러와; 일단이상기제1롤러에권취되고타단이상기제2롤러에권취되어상기제1롤러에서제2롤러로이송되는비전도성재질의필름과; 상기필름의하부에배치되고, 상방향으로고분자를전기방사하여상기필름에나노섬유가부착되도록하는전기방사부와; 긴스트립형상으로이루어지고다수개가상기필름에상호이격되어결합되며전도성재질로이루어진정렬부재;를포함하여이루어지되, 상기정렬부재와상기전기방사부사이에는상기필름이배치되고, 상기전기방사부에서방사된나노섬유는상기정렬부재가결합된상기필름의하면에일방향으로정렬된상태로부착되는것을특징으로한다.
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公开(公告)号：KR101843348B1
公开(公告)日：2018-03-29
申请号：KR1020170044126
申请日：2017-04-05
Applicant: 전북대학교산학협력단
CPC classification number: A61F2/90 , A61F7/12 , A61F2250/0067 , A61K9/0009 , A61K41/0052 , A61K47/6957 , A61L31/022 , A61L31/16
Abstract: 본발명은열치료및 약물방출을위한소화기관용스텐트에관한것으로서, 특히열치료및 약물치료로함께병행하여치료할수 있는열치료및 약물방출을위한소화기관용스텐트에관한것이다. 본발명의열치료및 약물방출을위한소화기관용스텐트는, 니티놀재질로이루어진메인와이어가상호교차되게엮여월타입(Wall type) 구조로형성된중공형상의스텐트본체와; 상기스텐트본체의반경방향힘(radial force)을증대시키기위해상기스텐트본체의외주면에나선형으로감싸결합되는니티놀재질의서브와이어와; 상기메인와이어의외주면전체를감싸코팅되는제1코팅층과; 상기서브와이어의외주면전체를감싸코팅되는제2코팅층;을포함하여이루어지되, 상기제1코팅층및 제2코팅층에는약물입자및 발열나노입자가결합되어있고, 상기제1코팅층과제2코팅층이결합되어상기서브와이어는상기스텐트본체에결합되는것을특징으로한다.
Abstract translation: 本发明涉及一种用于消化耐受性，特别是加热处理，和药物释放，可以在结合热处理治疗的支架，和药物治疗涉及一种用于热处理，和药物释放支架消化耐受性。 对于热处理，并且在本发明中的药物释放消化耐受性支架，形成在主电线的中空形状的支架主体为相互交叉系带的五月型（壁挂型）结构由镍钛诺材料和的; 由镍钛诺制成并且螺旋缠绕在所述支架本体的外周表面上以增加所述支架本体的径向力的子线; 覆盖主线的整个外周表面的第一涂层; 第二涂布层缠绕在涂层中的子线的整个外周面; jidoe包括所述第一和所述第一涂层和第二涂层已经结合的药物颗粒，并加热所述纳米颗粒，所述第一涂层的问题是组合的第二涂层 子导线耦合到支架本体。
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