Wound retractor
First Claim
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1. An adjustable wound retractor adapted to dilate a surgical wound incision to a desired diameter, comprising:
- a first ring having a diameter greater than the desired diameter of the wound incision and being adapted for disposition interiorly of the wound incision;
a hollow second ring adapted for disposition exteriorly of the wound incision, the ring having a cross-section and a diameter, wherein the diameter is greater than the desired diameter of the wound incision and the ring is hollow along the entire cross-section of the ring; and
a flexible sleeve disposed in a generally cylindrical form between the first ring and the second ring, wherein a distance between the first ring and the second ring is adjustable.
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Abstract
An incrementally adjustable wound retractor (500), having a first ring (504) with a diameter greater than the desired diameter of the wound incision, a flexible second ring (502), having a lumen and a diameter greater than the desired diameter of the wound incision, and a flexible sleeve (506), disposed in a generally cylindrical form between the first and second rings (502, 504), where the second ring may be rolled over itself to provide a sleeve with a radical retraction force sufficient to stretch the incision to the desired diameter.
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Citations
17 Claims
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1. An adjustable wound retractor adapted to dilate a surgical wound incision to a desired diameter, comprising:
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a first ring having a diameter greater than the desired diameter of the wound incision and being adapted for disposition interiorly of the wound incision; a hollow second ring adapted for disposition exteriorly of the wound incision, the ring having a cross-section and a diameter, wherein the diameter is greater than the desired diameter of the wound incision and the ring is hollow along the entire cross-section of the ring; and a flexible sleeve disposed in a generally cylindrical form between the first ring and the second ring, wherein a distance between the first ring and the second ring is adjustable. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An adjustable wound retractor adapted to dilate a surgical wound incision to a desired diameter, comprising:
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a first ring having a diameter greater than the desired diameter of the wound incision and being adapted for disposition interiorly of the wound incision; a hollow second ring adapted for disposition exteriorly of the wound incision, the ring having a cross-section and a diameter, wherein the diameter is greater than the desired diameter of the wound incision and the ring is hollow along the entire cross-section of the ring; and a flexible sleeve disposed in a generally cylindrical form between the first ring and the second ring, wherein a distance between the first ring and the second ring is adjustable, wherein the second ring comprises a cross-section comprising a longer axis and a shorter axis.
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16. An adjustable wound retractor adapted to dilate a surgical wound incision to a desired diameter, comprising:
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a first ring having a diameter greater than the desired diameter of the wound incision and being adapted for disposition interiorly of the wound incision; a hollow second ring adapted for disposition exteriorly of the wound incision, the ring having a cross-section and a diameter, wherein the diameter is greater than the desired diameter of the wound incision and the ring is hollow along the entire cross-section of the ring; a flexible sleeve disposed in a generally cylindrical form between the first ring and the second ring, wherein a distance between the first ring and the second ring is adjustable; and a valve structure disposed relative to the incision to securely receive the second ring. - View Dependent Claims (17)
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Specification