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    • 4. 发明申请
    • Low dose no donor-containing transdermal patch
    • 低剂量无供体透皮贴剂
    • US20070202155A1
    • 2007-08-30
    • US11701964
    • 2007-02-01
    • Robert AngLudwig WeimannSven Jacobson
    • Robert AngLudwig WeimannSven Jacobson
    • A61K9/70A61K31/21
    • A61K9/7061A61K31/21A61K47/10
    • The present invention is drawn to a transdermal patch for the delivery of a nitroglycerin or other NO donor. The patch can comprise a backing layer, and a nitroglycerin-containing composition or other NO donor-containing composition which is supported at least in part by the backing layer. The transdermal patch can have a drug delivery zone defined by the area where the composition contacts an intact human skin site, and the transdermal patch can be formulated to deliver a nitric oxide donor, such as nitroglycerin, at from about 5 μg/hour to about 70 μg/hour. In one embodiment, the transdermal patch can provide a delivery rate at the drug delivery zone of from about 1 μg/cm2/day to about 600 μg/cm2/day. In another embodiment, the transdermal patch can contain from 6 wt % to 18 wt % of the nitric oxide donor, e.g., nitroglycerin. In each embodiment, the patch can contain at least 450 μg/cm2 of nitroglycerin.
    • 本发明涉及用于递送硝酸甘油或其他NO供体的透皮贴片。 贴片可以包含背衬层和含硝酸甘油的组合物或其它含NO供体的组合物,其至少部分由背衬层支撑。 透皮贴剂可以具有由组合物接触完整的人皮肤部位的区域限定的药物递送区,并且透皮贴剂可以配制成以约5mug /小时至约约5ug /小时递送一氧化氮供体,例如硝酸甘油 70杯/小时。 在一个实施方案中,透皮贴剂可以在药物递送区域提供约1mug / cm 2 /天至约600mug / cm 2 /天的输送速率 。 在另一个实施方案中,透皮贴剂可含有6重量%至18重量%的一氧化氮供体,例如硝酸甘油。 在每个实施方案中,贴片可以含有至少450杯/平方厘米的硝酸甘油。
    • 8. 发明授权
    • Method and apparatus for in-vivo transdermal and/or intradermal delivery of drugs by sonoporation
    • 用于通过超音波进行药物体内透皮和/或皮内递送的方法和装置
    • US06842641B2
    • 2005-01-11
    • US10303283
    • 2002-11-25
    • Ludwig WeimannRichard Childs
    • Ludwig WeimannRichard Childs
    • A61B17/20A61M37/00A61N1/30
    • A61M37/0092A61B17/205A61M2037/0007
    • An apparatus for performing in-vivo sonoporation of a skin area and transdermal and/or intradermal delivery of a drug solution includes a container having an end adjacent the skin area and containing the drug solution. The container further includes an ultrasound horn having a tip submerged in the drug solution for applying ultrasound radiation to the drug solution. The ultrasound radiation has a frequency in the range of 15 KHz and 1 MHz and is applied at an intensity, for a period of time and at a distance from said skin area effective to generate cavitation bubbles. The cavitation bubbles collapse and transfer their energy into the skin area, thus causing the formation of pores in the skin area. The ultrasound radiation intensity and distance from the skin area are also effective in generating ultrasonic jets, which ultrasonic jets then drive the drug solution through the end adjacent the skin area and the formed pores into the skin.
    • 用于进行皮肤区域的体内超声和药物溶液的透皮和/或皮内递送的装置包括具有与皮肤区域相邻的端部并且容纳药物溶液的容器。 容器还包括具有浸没在药液中的尖端的超声波喇叭,用于向药物溶液施加超声辐射。 超声波辐射具有在15KHz和1MHz范围内的频率,并且以与产生空化气泡有效的一段时间和距离所述皮肤区域的强度一起施加。 空化气泡塌陷并将能量转移到皮肤区域,从而导致皮肤区域形成毛孔。 超声波辐射强度和与皮肤区域的距离在产生超声波射流方面也是有效的,超声波射流然后将药液通过邻近皮肤区域的端部和形成的孔驱动到皮肤中。
    • 9. 发明授权
    • Method and apparatus for in-vivo transdermal and/or intradermal delivery of drugs by sonoporation
    • 用于通过超音波进行药物体内透皮和/或皮内递送的方法和装置
    • US06487447B1
    • 2002-11-26
    • US09690604
    • 2000-10-17
    • Ludwig WeimannRichard Childs
    • Ludwig WeimannRichard Childs
    • A61N130
    • A61M37/0092A61B17/205A61M2037/0007
    • An apparatus for performing in-vivo sonoporation of a skin area and transdermal and/or intradermal delivery of a drug solution includes a container having an end covered with a porous membrane and containing the drug solution and an ultrasound horn having a tip submerged in the drug solution. The ultrasound horn applies ultrasound radiation to the drug solution. The ultrasound radiation has a frequency in the range of 15 KHz and 1 MHz and is applied at an intensity, for a period of time and at a distance from said skin area effective to generate cavitation bubbles. The cavitation bubbles collapse and transfer their energy into the skin area thus causing the formation of pores in the skin area. The ultrasound radiation intensity and distance from the skin area are also effective in generating ultrasonic jets, which ultrasonic jets then drive the drug solution through the porous membrane and the formed pores into the skin.
    • 用于进行皮肤区域的体内超声检查和药物溶液的透皮和/或皮内递送的装置包括具有覆盖有多孔膜并且包含药物溶液的端部的容器和具有浸没在药物中的尖端的超声波喇叭 解。 超声波喇叭将超声辐射应用于药物溶液。 超声波辐射具有在15KHz和1MHz范围内的频率,并且以与产生空化气泡有效的一段时间和距离所述皮肤区域的强度一起施加。 气蚀泡沫破裂并将其能量转移到皮肤区域,从而导致皮肤区域中形成毛孔。 超声波辐射强度和距离皮肤区域的距离在产生超声波射流方面也是有效的,超声波射流然后将药物溶液通过多孔膜和形成的孔驱动到皮肤中。