| 摘要 |
A surgical portal assembly is provided and includes a portal housing and a portal member mounted to the portal housing. The portal member dimensioned for positioning within tissue to access an underlying surgical site. The portal housing and portal member define a central longitudinal axis and a longitudinal passageway for passage of a surgical object. A seal mount is mounted to the portal housing and includes first and second seal members. Each of the first and second seal members has inner surfaces defining a passage for reception of the surgical object in substantial sealed reception. The first seal member adapted for angulating movement relative to the central longitudinal axis upon angulation of the surgical instrument while substantially maintaining the sealed reception of the surgical object. The second seal member being generally fixed from angulating movement.
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