Foam introduction system including modified port geometry
First Claim
Patent Images
1. A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity comprising:
- a seal anchor member including a leading portion, a trailing portion, and an intermediate portion disposed between the leading and trailing portions, the seal anchor member formed of a foam material, the seal anchor member defining a port extending between the leading and trailing portions, the seal anchor member transitionable between an expanded state and a compressed state, the seal anchor member biased toward the expanded state; and
first and second positioning members associated with the leading portion, the first and second positioning members defining a gap therebetween.
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Abstract
A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity includes a seal anchor member including leading portion, a trailing portion, and an intermediate portion disposed between the leading and trailing portions. The leading portion of the seal anchor member is configured and adapted to ease insertion of the seal anchor member into the tissue tract. Subsequent to insertion of the seal anchor member, the leading portion of the seal anchor member is also configured and adapted to facilitate securing and/or anchoring of the seal anchor member within the tissue tract.
259 Citations
20 Claims
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1. A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity comprising:
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a seal anchor member including a leading portion, a trailing portion, and an intermediate portion disposed between the leading and trailing portions, the seal anchor member formed of a foam material, the seal anchor member defining a port extending between the leading and trailing portions, the seal anchor member transitionable between an expanded state and a compressed state, the seal anchor member biased toward the expanded state; and first and second positioning members associated with the leading portion, the first and second positioning members defining a gap therebetween. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity comprising:
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a seal anchor member including a leading portion, a trailing portion, and an intermediate portion disposed between the leading and trailing portions, the seal anchor member defining a port extending between the leading and trailing portions, the seal anchor member transitionable between an expanded state and a compressed state, the seal anchor member biased toward the expanded state; and first and second positioning members associated with the leading portion, the first and second positioning members defining a gap therebetween, wherein at least one of the first and second positioning members defines a lumen configured to receive a drawstring therein. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity comprising:
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a seal anchor member including a leading portion, a trailing portion, and an intermediate portion disposed between the leading and trailing portions, the seal anchor member defining a port extending between the leading and trailing portions, the seal anchor member transitionable between an expanded state and a compressed state, the seal anchor member biased toward the expanded state; first and second positioning members associated with the leading portion, the first and second positioning members defining a gap therebetween; and a drawstring associated with the first and second positioning members such that pulling of the drawstring causes the first and second positioning members to move toward each other to reduce the gap therebetween. - View Dependent Claims (18, 19, 20)
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Specification