PUNCTAL PLUG WITH DRUG CORE RETENTION FEATURES
    1.
    发明申请
    PUNCTAL PLUG WITH DRUG CORE RETENTION FEATURES 审中-公开
    PUNCTAL插头与药物核心保留功能

    公开(公告)号:US20120157938A1

    公开(公告)日:2012-06-21

    申请号:US13246420

    申请日:2011-09-27

    IPC分类号: A61F9/00

    摘要: Disclosed are lacrimal inserts and their method of use for delivery of of medication to the eye. The plug includes a body portion sized to pass through a lacrimal punctum and be positioned within a lacrimal canaliculus of the eyelid. The plug may contain a core, or reservoir, at least partially within the body portion comprising a therapeutic agent that is configured to controlled release into the eye and is configured to release medication via a designated port, valve, or orifice in the insert housing and inhibits diffusion of medication via the housing itself The core may include retention features to ensure that it remains securely located within the lacrimal insert over its usable life.

    摘要翻译: 公开了泪液插入物及其用于向眼睛递送药物的方法。 塞子包括尺寸适于穿过泪点并被定位在眼睑的泪小管内的体部。 塞子可以包含至少部分地在主体部分内的芯部或储存器,其包括被配置为控制释放到眼睛中并被配置为经由插入物外壳中的指定端口,阀或孔释放药物的治疗剂,以及 阻止药物通过外壳本身的扩散。芯可以包括留置特征,以确保其在其使用寿命内保持牢固地位于泪液插入物内。