| 发明名称 | Embolic devices | ||
| 摘要 | Described herein are apparatus, compositions, systems and methods for occluding vascular structures and vascular malformations with radiopaque hydrogel filaments. The filaments can contain no support members and can be CT and MR compatible. Methods of forming such filaments are also disclosed. | ||
| 申请公布号 | US9011884(B2) | 申请公布日期 | 2015.04.21 |
| 申请号 | US201313865068 | 申请日期 | 2013.04.17 |
| 申请人 | MicroVention, Inc. | 发明人 | Constant Michael;Keeley Edward Michael;Garretson Joshua;Cruise Gregory M. |
| 分类号 | A61K9/00;A61K49/04;A61K49/12;A61L31/04;A61L31/14;A61L31/18 | 主分类号 | A61K9/00 |
| 代理机构 | K&L Gates LLP | 代理人 | K&L Gates LLP ;Cullman Louis C.;Novak Brian J. |
| 主权项 | 1. A hydrogel for implantation comprising: a shapeable polymeric filament formed from a combination of precursors comprising trimethylolpropane ethoxylate triacrylamide, at least one ethylenically unsaturated acrylamide monomer, at least one ethylenically unsaturated methacrylate monomer, and a crosslinker; and the hydrogel further comprises at least one visualization agent; wherein the hydrogel includes no metal support members. | ||
| 地址 | Tustin CA US | ||