Methods and devices for forming treatment agent carriers
    3.
    发明授权
    Methods and devices for forming treatment agent carriers 有权
    用于形成治疗剂载体的方法和装置

    公开(公告)号:US09402814B2

    公开(公告)日:2016-08-02

    申请号:US14299764

    申请日:2014-06-09

    CPC classification number: A61K9/4833 A61K9/145 A61K9/5031 A61K38/30

    Abstract: A method is described including passing a solution having a biodegradable polymer, a solvent and a treatment agent through an electrocharged nozzle to form particles encapsulating the treatment agent. The particles emitted from the electrocharged nozzle may be exposed to a charge opposite that of the nozzle. The particles may be deposited in a collection assembly comprising a liquid phase. A further method including combining a biodegradable polymer, a solvent and a treatment agent to form a solution, electrodepositing the solution in a particle form wherein the particles encapsulate the treatment agent in a collection assembly comprising a liquid phase and mixing the particles with a bioerodible material capable of forming a gel is described. An apparatus having an electrocharged nozzle, a grounded electrode having an opposite charge to that of the nozzle and a collection assembly comprising a liquid phase is further disclosed.

    Abstract translation: 描述了一种方法,包括使具有可生物降解的聚合物,溶剂和处理剂的溶液通过电荷注入喷嘴以形成包封处理剂的颗粒。 从电荷喷嘴发射的颗粒可以暴露于与喷嘴相反的电荷。 颗粒可以沉积在包含液相的收集组件中。 另一种方法包括组合可生物降解聚合物,溶剂和处理剂以形成溶液,以颗粒形式电沉积溶液,其中颗粒将包含液相的收集组合物包封处理剂并将颗粒与生物可腐蚀材料混合 描述了形成凝胶的能力。 具有电荷喷嘴的设备,具有与喷嘴相反的电荷的接地电极和包括液相的收集组件进一步被公开。

    METHODS AND DEVICES FOR FORMING TREATMENT AGENT CARRIERS
    4.
    发明申请
    METHODS AND DEVICES FOR FORMING TREATMENT AGENT CARRIERS 审中-公开
    用于形成处理剂载体的方法和装置

    公开(公告)号:US20140294945A1

    公开(公告)日:2014-10-02

    申请号:US14299764

    申请日:2014-06-09

    CPC classification number: A61K9/4833 A61K9/145 A61K9/5031 A61K38/30

    Abstract: A method is described including passing a solution having a biodegradable polymer, a solvent and a treatment agent through an electrocharged nozzle to form particles encapsulating the treatment agent. The particles emitted from the electrocharged nozzle may be exposed to a charge opposite that of the nozzle. The particles may be deposited in a collection assembly comprising a liquid phase. A further method including combining a biodegradable polymer, a solvent and a treatment agent to form a solution, electrodepositing the solution in a particle form wherein the particles encapsulate the treatment agent in a collection assembly comprising a liquid phase and mixing the particles with a bioerodable material capable of forming a gel is described. An apparatus having an electrocharged nozzle, a grounded electrode having an opposite charge to that of the nozzle and a collection assembly comprising a liquid phase is further disclosed.

    Abstract translation: 描述了一种方法,包括使具有可生物降解的聚合物,溶剂和处理剂的溶液通过电荷注入喷嘴以形成包封处理剂的颗粒。 从电荷喷嘴发射的颗粒可以暴露于与喷嘴相反的电荷。 颗粒可以沉积在包含液相的收集组件中。 另一种方法包括组合可生物降解聚合物,溶剂和处理剂以形成溶液,以颗粒形式电沉积溶液,其中颗粒将包含液相的收集组合物包封处理剂并将颗粒与可生物侵蚀的材料混合 描述了形成凝胶的能力。 具有电荷喷嘴的设备,具有与喷嘴相反的电荷的接地电极和包括液相的收集组件进一步被公开。

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