发明名称 |
OPTICAL TROCAR VISUALIZATION SYSTEM AND APPARATUS |
摘要 |
A seal assembly including a septum seal, a lower seal support, an upper seal support and a return spring is disclosed. The septum seal includes an orifice and a plurality of apertures. The lower seal support includes an engagement surface configured to engage a portion of the septum seal. The upper seal support includes a plurality of fingers, wherein each of the plurality of fingers is configured to extend through a corresponding aperture of the septum seal. The return spring includes a collar portion and a plurality of spokes extending radially outward from the collar portion. At least a portion of the return spring may be sandwiched between the lower seal support and the upper seal support. The plurality of spokes is configured to bias the seal assembly toward a radial center of a housing. |
申请公布号 |
EP2900153(A1) |
申请公布日期 |
2015.08.05 |
申请号 |
EP20130841230 |
申请日期 |
2013.09.26 |
申请人 |
COVIDIEN LP |
发明人 |
HOLSTEN, HENRY;SMITH, ROBERT;EVANS, CHRISTOPHER |
分类号 |
A61B17/34;A61B17/00;A61B17/02;A61M39/06 |
主分类号 |
A61B17/34 |
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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