Access method with insert
First Claim
Patent Images
1. A method of accessing a body cavity through an incision, the method comprising:
- positioning a flexible tissue retractor in the incision, the tissue retractor defining a passageway through the incision, the passageway having a smooth inner surface without circumferential concave or convex features;
releasably positioning an insert having multiple instrument openings into the passageway such that the insert radially stretches and expands the flexible tissue retractor coincident with the incision.
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Abstract
Various devices and methods are provided with respect to inserting multiple surgical instruments through a single surgical access device. A medical device including a flexible tissue retractor and a releasable insert having multiple instrument openings is disclosed. The insert can be in the form of an insert assembly including multiple components. A method of using the insert is also described, and includes releasably positioning an insert having multiple instrument openings into the tissue retractor.
304 Citations
18 Claims
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1. A method of accessing a body cavity through an incision, the method comprising:
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positioning a flexible tissue retractor in the incision, the tissue retractor defining a passageway through the incision, the passageway having a smooth inner surface without circumferential concave or convex features; releasably positioning an insert having multiple instrument openings into the passageway such that the insert radially stretches and expands the flexible tissue retractor coincident with the incision. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of accessing a body cavity, the method comprising:
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forming an incision; positioning a tissue retractor in the incision; positioning a sleeve, to extend at least partially within the tissue retractor the sleeve defining a passageway having a smooth inner surface without circumferential concave or convex features; and positioning an insert having at least one instrument opening into the sleeve. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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18. A method of accessing a body cavity, the method comprising:
forming an incision; positioning a flexible tissue retractor in the incision, the tissue retractor defining a passageway through the incision the passageway having a smooth inner surface without circumferential concave or convex features; positioning a sleeve in the passageway, the sleeve radially stretching and expanding the flexible tissue retractor coincident with the incision; and positioning an insert having multiple instrument seals into the sleeve.
Specification