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    • 92. 发明申请
    • SOLVENT METHODS FOR PREPARING CRYSTALLINE MACROLIDE PARTICULATES, COMPOSITIONS, AND ARTICLES CONTAINING PARTICULATES
    • 用于制备晶体结构的颗粒,组合物和含有颗粒物的制品的溶剂方法
    • US20150017219A1
    • 2015-01-15
    • US14303309
    • 2014-06-12
    • SURMODICS, INC.
    • Joram SlagerAleksey V. KurdyumovToni M. Heyer
    • A61L29/16C07D498/18
    • A61L29/16A61K9/0019A61K9/14A61K31/436A61L2300/416C07D498/18Y10T428/2982
    • The invention provides therapeutic particulates including a macrolide, such as rapamycin, in solid state crystalline form, having a size of 20 μm or less, or 10 μm or less. The particulates are formed in one method by preparing a composition with a macrolide and first (e.g., xylene) and second (e.g., an alcohol, acetone, or acetonitrile) solvents. In the composition a maximum solubility for the macrolide that is greater than a maximum solubility of the macrolide dissolved in either the first or second solvent individually. The first and second solvents are then evaporated from the composition to provide the macrolide particulates. In another method, the particulates can be formed by a method including sonication and stirring/evaporation steps, and the particulates can be obtained from a supersaturated solution, formed during the process. Particulates display desirable low polydispersity, and can be used in therapeutic compositions, or can be associated with an implantable or insertable medical device for the treatment of a subject.
    • 本发明提供治疗性微粒,其包括固体状结晶形式的大环内酯如雷帕霉素,其尺寸为20μm或更小或10μm或更小。 通过制备具有大环内酯和第一(例如二甲苯)和第二(例如醇,丙酮或乙腈)溶剂的组合物来形成颗粒。 在组合物中,大环内酯的最大溶解度大于单独溶解在第一或第二溶剂中的大环内酯的最大溶解度。 然后将第一和第二溶剂从组合物中蒸发以提供大环内酯颗粒。 在另一种方法中,颗粒可以通过包括超声处理和搅拌/蒸发步骤的方法形成,并且颗粒可以从在过程中形成的过饱和溶液获得。 颗粒显示出期望的低多分散性,并且可以用于治疗组合物,或者可以与用于治疗受试者的可植入或可插入的医疗装置相关联。
    • 98. 发明申请
    • COATING APPARATUS AND METHODS
    • 涂装装置及方法
    • US20140161964A1
    • 2014-06-12
    • US14063124
    • 2013-10-25
    • SurModics, Inc.
    • Ralph A. ChappaTimothy M. Kloke
    • A61M25/00
    • A61M25/0009A61M25/1029A61M2025/1031B05C1/00B05C1/06B05C13/02Y10S901/43
    • Embodiments of the invention include coating apparatuses and related methods. In an embodiment, the invention includes a coating apparatus. The coating apparatus can include a motor, a rotating contact member, a fluid applicator, a fluid pump, and a base member. The fluid applicator can include an orifice. The rotating contact member can be configured to rotate around a device to be coated that does not rotate. The rotating contact member can be configured to move along the lengthwise axis of a device to be coated. In an embodiment, the invention includes a method of coating a medical device. The method of coating a medical device can include a rotating a contact member around the outer diameter of a non-rotating medical device, applying a coating solution to the outer diameter of the non-rotating medical device at a position adjacent to the contact member, and moving at least one of the contact member and the non-rotating medical device with respect to one another so that the contact member moves with respect to the lengthwise axis of the non-rotating medical device. Other embodiments are also included herein.
    • 本发明的实施例包括涂覆装置和相关方法。 在一个实施例中,本发明包括涂覆装置。 涂布装置可以包括马达,旋转接触构件,流体施加器,流体泵和基座构件。 流体施加器可以包括孔口。 旋转接触构件可以构造成围绕不旋转的待涂覆装置旋转。 旋转接触构件可以构造成沿待涂覆的装置的纵向轴线移动。 在一个实施例中,本发明包括涂覆医疗装置的方法。 医疗装置的涂敷方法可以包括使非旋转医疗装置的外径附近的接触部件旋转,在与所述接触部件相邻的位置向所述非旋转医疗装置的外径施加涂布溶液, 并且相对于彼此移动所述接触构件和所述非旋转医疗装置中的至少一个,使得所述接触构件相对于所述非旋转医疗装置的纵向轴线移动。 本文还包括其它实施例。