Closure apparatuses and methods for ulcers and irregular skin defects
An apparatus for closing a surgical incision comprises left and right base panels, a plurality of closure components, and a plurality of left and right axial supports coupled to the respective base panels. The closure components couple the left and right base panels to each other laterally and have left and right ends coupled to the respective base panels. The closure components are positioned laterally across the left and right panels, the left axial supports are disposed between pairs of left closure component ends, the right axial supports are disposed between pairs of right closure component ends, and the left and right axial supports are offset from one another such that a serpentine arrangement of consecutive closure components and axial supports is formed. The apparatus can be made of antimicrobial materials or materials impregnated with antimicrobial agents. A flexible adhesive cover can be provided over the apparatus when in use.
1. A wound or incision closure apparatus, comprising:
a first base panel comprising a first upper surface and a first lower surface, wherein the first lower surface comprises an adhesive;
a second base panel comprising a second upper surface and a second lower surface, wherein the second lower surface comprises an adhesive; and
a plurality of lateral ties coupling the first base panel and the second base panel to each other,
wherein each lateral tie extends (i) from a first anchor on the first upper surface of the first base panel to at least one second anchor on the second upper surface of the second base panel, and (ii) from the at least one second anchor to a third anchor on the first upper surface of the first base panel,
wherein the first anchor and the third anchor are offset from each other along a dimension that is parallel to a longitudinal axis of a gap separating the first base panel and the second base panel,
wherein each lateral tie comprises a first end that is permanently coupled to the first anchor on the first upper surface of the first base panel and a second end that is reversibly and adjustably coupled to the third anchor on the first upper surface of the first base panel,
wherein a portion of each lateral tie, which is between the first end and the second end, engages the at least one second anchor on the second upper surface of the second base panel, and
wherein the at least one second anchor extends upwardly from the second upper surface of the second base panel.
2. The wound or incision closure apparatus of claim 1 , wherein the at least one second anchor comprises a pulley, and
wherein a portion of each lateral tie is wrapped around the pulley.
3. The wound or incision closure apparatus of claim 1 , wherein the at least one second anchor is between the first anchor and the third anchor along the dimension that is parallel to the longitudinal axis such that a triangle is formed between the first anchor, the at least one second anchor, and the third anchor.
4. The wound or incision closure apparatus of claim 1 , wherein the at least one second anchor comprises a tube, and
wherein a portion of each lateral tie extends through the tube.
5. The wound or incision closure apparatus of claim 1 , wherein the at least one second anchor comprises two second anchors that are offset from each other along the dimension that is parallel to the longitudinal axis.
6. The wound or incision closure apparatus of claim 5 , wherein the first anchor, the two second anchors, and the third anchor define a rectangular shape.
7. The wound or incision closure apparatus of claim 5 , wherein the first anchor, the two second anchors, and the third anchor define a trapezoidal shape.
8. The wound or incision closure apparatus of claim 5 , wherein the two second anchors are coupled to a rigid member such that a distance between the two second anchors remains fixed.
9. The wound or incision closure apparatus of claim 5 , wherein the first base panel comprises a plurality of first perforations defining a plurality of first segments of the first base panel,
wherein the second base panel comprises a plurality of second perforations defining a plurality of second segments of the second base panel, and
wherein the first anchor is coupled to a first one of the plurality of first segments and the third anchor is coupled to a second one of the plurality of first segments.
10. The wound or incision closure apparatus of claim 1 , wherein the second anchor is positioned on and extends upwardly from the second upper surface of the second base panel between an inner lateral edge of the second base panel and an outer lateral edge of the second base panel.
11. A method of forming a wound or incision closure apparatus, comprising:
forming a first base panel comprising a first upper surface and a first lower surface, wherein the first lower surface comprises an adhesive;
forming a second base panel comprising a second upper surface and a second lower surface, wherein the second lower surface comprises an adhesive; and
forming a plurality of lateral ties coupling the first base panel and the second base panel to each other,
wherein each lateral tie extends (i) from a first anchor on the first upper surface of the first base panel to at least one second anchor on the second upper surface of the second base panel, and (ii) from the at least one second anchor to a third anchor on the first upper surface of the first base panel, and
wherein the first anchor and the third anchor are offset from each other along a dimension that is parallel to a longitudinal axis of a gap separating the first base panel and the second base panel, and
wherein forming the plurality of lateral ties comprises, for each lateral tie:
permanently coupling a first end of the lateral tie to the first anchor on the first upper surface of the first base panel, and
reversibly and adjustably coupling a second end of the lateral tie to the third anchor on the first upper surface of the first base panel, and
coupling a portion of the lateral tie, which is between the first end and the second end, to the at least one second anchor on the second upper surface of the second base panel, and
wherein the at least one second anchor extends upwardly from the second upper surface of the second base panel.
12. The method claim 11 , wherein the at least one second anchor comprises a pulley, and
wherein forming the plurality of lateral ties comprises wrapping a portion of each lateral tie around the pulley.
13. The method of claim 11 , wherein the at least one second anchor is between the first anchor and the third anchor along the dimension that is parallel to the longitudinal axis such that a triangle is formed between the first anchor, the at least one second anchor, and the third anchor.
14. The method of claim 11 , wherein the at least one second anchor comprises a tube, and
wherein forming the plurality of lateral ties comprises inserting a portion of each lateral tie through the tube of the at least one second anchor coupled with the lateral tie.
15. The method of claim 11 , wherein the at least one second anchor comprises two second anchors that are offset from each other along the dimension that is parallel to the longitudinal axis.
16. The method of claim 15 , wherein the first anchor, the two second anchors, and the third anchor define a rectangular shape.
17. The method of claim 15 , wherein the first anchor, the two second anchors, and the third anchor define a trapezoidal shape.
18. The method of claim 15 , further comprising the two second anchors are coupled to a rigid member such that a distance between the two second anchors remains fixed.
19. The method of claim 15 , wherein the first base panel comprises a plurality of first perforations defining a plurality of first segments of the first base panel,
wherein the second base panel comprises a plurality of second perforations defining a plurality of second segments of the second base panel, and
wherein the first anchor is coupled to a first one of the plurality of first segments and the third anchor is coupled to a second one of the plurality of first segments.
20. The method of claim 11 , wherein the second anchor is positioned on and extends upwardly from the second upper surface of the second base panel between an inner lateral edge of the second base panel and an outer lateral edge of the second base panel.