发明名称 |
Atraumatic ureteral access sheath |
摘要 |
A ureteral access sheath having nonuniform axial-stiffness adapted for proximal pushability needed for placement while also having distal flexibility to minimize trauma to the body lumen and ureter. Embodiments in accordance with the present invention provide a nonuniform axial-stiffness ureteral access sheath comprising a nonuniform axial-stiffness jacket encapsulating the reinforcement layer with the inner liner. Other embodiments in accordance with the present invention provide a nonuniform axial-stiffness ureteral access sheath comprising a nonuniform axial-stiffness reinforcement layer encapsulated between a single axial-stiffness jacket and the inner liner. Other embodiments in accordance with the present invention provide a nonuniform axial-stiffness ureteral access sheath comprising a nonuniform axial-stiffness jacket encapsulating a nonuniform axial-stiffness reinforcement layer with the inner liner. |
申请公布号 |
US8235968(B2) |
申请公布日期 |
2012.08.07 |
申请号 |
US20050105808 |
申请日期 |
2005.04.13 |
申请人 |
TREMAGLIO ANTHONY;GYRUS ACMI, INC. |
发明人 |
TREMAGLIO ANTHONY |
分类号 |
A61M25/00;A61M25/01 |
主分类号 |
A61M25/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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