| 发明名称 | Multi-sheath member apparatus | ||
| 摘要 | Disclosed are sheaths that comprise a first sheath member having a first passageway, a first length, and a first proximal end defined by a first valve apparatus configured to seal the first passageway, the first passageway having a first passageway diameter at a location in the first passageway; and a second sheath member coupled to the first sheath member, the second sheath member having a second passageway and a second length, the second passageway having a second passageway diameter at a location in the second passageway; where the first passageway and the second passageway are separate from each other and not co-axial, the first length is different from the second length, and the first and second sheath members are positioned beside each other for a portion of their first and second lengths. | ||
| 申请公布号 | US8961452(B2) | 申请公布日期 | 2015.02.24 |
| 申请号 | US201213413368 | 申请日期 | 2012.03.06 |
| 申请人 | Board of Regents, The University of Texas System | 发明人 | Purdy Phillip D. |
| 分类号 | A61M1/00;A61M25/10;A61B17/12;A61M25/06;A61B17/122;A61F7/12;A61M25/00;A61M25/02;A61M25/01 | 主分类号 | A61M1/00 |
| 代理机构 | Fulbright & Jaworski LLP | 代理人 | Fulbright & Jaworski LLP |
| 主权项 | 1. A sheath comprising: a first sheath member having a first passageway, a first length, and a first proximal end defined by a first valve apparatus configured to seal around a device inserted through the first valve apparatus and into the first passageway, the first passageway having a first passageway diameter at a location in the first passageway; and a second sheath member coupled to the first sheath member, the second sheath member having a second passageway and a second length, the second passageway having a second passageway diameter at a location in the second passageway; where the first passageway and the second passageway are separate from each other and not co-axial, the first length is different from the second length, and the first and second sheath members are positioned beside each other for a portion of their first and second lengths. | ||
| 地址 | Austin TX US | ||