Adjustable covers, systems, and methods are presented that include an adjustable cover that may be adjusted to an appropriate size by hand without requiring cutting tools and without substantial leaks. In one instance, the adjustable covering includes a drape member with a plurality of non-leaking t
Adjustable covers, systems, and methods are presented that include an adjustable cover that may be adjusted to an appropriate size by hand without requiring cutting tools and without substantial leaks. In one instance, the adjustable covering includes a drape member with a plurality of non-leaking tear paths. Each non-leaking tear path includes a weakened path of the drape member that may be torn. The adjustable covering may further include a first plurality of tear starters formed on a first initiation edge of the drape member. Each tear starter of the first plurality of tear starters is aligned with one of the plurality of tear paths. Each of the first plurality of tear starters is adapted to facilitate the initiation of a tear along a tear path. The grains of the drape member, a backing layer, and support layer may also be in the same direction. Other adjustable covers, systems, and methods are presented.
대표청구항▼
1. A method of manufacturing an adjustable covering for use with a reduced-pressure treatment system, the method comprising: forming a drape member having a first initiation edge and a second initiation edge and having a first side and a second side; andforming a plurality of non-leaking tear paths
1. A method of manufacturing an adjustable covering for use with a reduced-pressure treatment system, the method comprising: forming a drape member having a first initiation edge and a second initiation edge and having a first side and a second side; andforming a plurality of non-leaking tear paths on the drape member, wherein each non-leaking tear path comprises a weakened path of the drape member that facilitates tearing of the drape member and wherein forming the plurality of non-leaking tear paths comprises removing a portion of the drape member along a path to create the weakened path; and wherein the portion is removed using ultrasonic ablation. 2. A method of manufacturing an adjustable covering for use with a reduced-pressure treatment system the method comprising: forming a drape member having a first initiation edge and a second initiation edge and having a first side and a second side;forming a plurality of non-leaking tear paths on the drape member, wherein each non-leaking tear path comprises a weakened path of the drape member that facilitates tearing of the drape member;releasably coupling a backing layer to the second side of the drape member;wherein the drape member has a drape grain in a first direction; andwherein the backing layer has a backing grain and is releasably coupled in the first direction. 3. A method of manufacturing an adjustable covering for use with a reduced-pressure treatment system, the method comprising: forming a drape member having a first initiation edge and a second initiation edge and having a first side and a second side;forming a plurality of non-leaking tear paths on the drape member, wherein each non-leaking tear path comprises a weakened path of the drape member that facilitates tearing of the drape member;releasably coupling a support layer to the first side of the drape member;wherein the drape member has a drape grain in a first direction; andwherein the support layer is releasably coupled with the support grain in the first direction. 4. A method of manufacturing an adjustable covering for use with a reduced-pressure treatment system, the method comprising: forming a drape member having a first initiation edge and a second initiation edge and having a first side and a second side;forming a plurality of non-leaking tear paths on the drape member, wherein each non-leaking tear path comprises a weakened path of the drape member that facilitates tearing of the drape member;releasably coupling a backing layer to the second side of the drape member;releasably coupling a support layer to the first side of the drape member;wherein the drape member has a drape grain, the backing layer has a backing grain, and the support layer has a support grain; andwherein the support layer is releasably coupled with the support grain parallel to the drape grain and the backing layer is releasably coupled to the drape member with the backing grain parallel to the drape grain. 5. A method of manufacturing an adjustable covering for use with a reduced-pressure treatment system the method comprising: forming a drape member having a first initiation edge and a second initiation edge and having a first side and a second side;forming a plurality of non-leaking tear paths on the drape member, wherein each non-leaking tear path comprises a weakened path of the drape member that facilitates tearing of the drape member;wherein the drape member comprises a first drape layer and a second drape layer; wherein forming the plurality of non-leaking tear paths comprises:forming a first perforated path in the first drape layer;forming a second perforated path in the second drape layer, wherein the first perforated path and the second perforated path are displaced; andwherein an area of misregistration between the first perforated path and the second perforated path comprises a tear path of the plurality of non-leaking tear paths. 6. The method of any of claims 1-5, further comprising the step: forming a first plurality of tear starters on the first initiation edge of the drape member, wherein each tear starter of the first plurality of tear starters is aligned with one of the plurality of non-leaking tear paths, and wherein each of the first plurality of tear starters is adapted to facilitate the initiation of a tear along a non-leaking tear path. 7. The method of any of claims 2-5, wherein forming the plurality of non-leaking tear paths comprises causing a tool with a plurality of pegs to impinge upon the drape member to create an area of thinned material to define the weakened path. 8. The method of any of claims 2-5, wherein forming the plurality of non-leaking tear paths comprises causing external energy to be applied to the drape member along paths to weaken the drape member, thereby creating the weakened path. 9. The method of any of claims 2-5, wherein forming the plurality of non-leaking tear paths comprises causing laser energy to be applied to the drape member to weaken the drape member along selected paths, thereby creating the weakened path. 10. The method of any of claims 2-5, wherein forming the plurality of non-leaking tear paths comprises removing a portion of the drape member along a path to create the weakened path. 11. The method of claim 6, further comprising forming a second plurality of tear starters on the second initiation edge of the drape member, wherein each of the second plurality of tear starters is aligned with one tear path of the plurality of non-leaking tear paths, and wherein each of the plurality of tear starters of the second plurality of tear starters is adapted to facilitate the initiation of a tear along a non-leaking tear path. 12. The method of any of claims 1-5, wherein the plurality of non-leaking tear paths comprises a plurality of linear non-leaking tear paths. 13. A method of manufacturing an adjustable covering for use with a reduced-pressure treatment system, the method comprising: forming a drape member having a first initiation edge and a second initiation edge and having a first side and a second side;forming a plurality of non-leaking tear paths on the drape member, wherein each non-leaking tear path comprises a weakened path of the drape member that facilitates tearing of the drape member;releasably coupling a backing layer to the second side of the drape member;releasably coupling a support layer to the first side of the drape member;wherein the drape member has a drape grain in a first direction, the backing layer has a backing grain also in the first direction, and the support layer has a support grain also in the first direction;forming a first plurality of tear starters on the first initiation edge of the drape member, wherein each tear starter of the first plurality of tear starters is aligned with one of the plurality of non-leaking tear paths, and wherein each of the first plurality of tear starters is adapted to facilitate the initiation of a tear along a non-leaking tear path;forming a second plurality of tear starters on the second initiation edge of the drape member, wherein each of the second plurality of tear starters is aligned with one tear path of the plurality of non-leaking tear paths, and wherein each of the plurality of tear starters of the second plurality of tear starters is adapted to facilitate the initiation of a tear along a non-leaking tear path; andwherein the plurality of non-leaking tear paths comprises a plurality of weakened-material paths formed by local stretching. 14. A method of treating a tissue site with reduced pressure, the method comprising: providing an adjustable covering having a plurality of non-leaking tear paths on an initiation edge of the adjustable covering and a plurality of tear starters aligned with the plurality of non-leaking tear paths, the plurality of tear starters adapted to facilitate the initiation of a tear along a respective non-leaking tear path;placing a manifold proximate the tissue site;sizing the adjustable covering by tearing along at least one of the plurality of non-leaking tear paths so that the adjustable covering overlays the manifold at the tissue site and an portion of epidermis surrounding the tissue site;coupling the adjustable covering to at least the intact portion the epidermis to form a fluid seal over the manifold and the tissue site; andfluidly coupling a reduced-pressure source through the adjustable covering to the manifold;wherein the adjustable covering further comprises a backing layer releasably coupled to a side of the adjustable cover and wherein the adjustable covering and the backing layer have a grain in a same direction and the method further comprises removing the backing layer. 15. A method of treating a tissue site with reduced pressure, the method comprising: providing an adjustable covering having a plurality of non-leaking tear paths on an initiation edge of the adjustable covering and a plurality of tear starters aligned with the plurality of non-leaking tear paths, the plurality of tear starters adapted to facilitate the initiation of a tear along a respective non-leaking tear path;placing a manifold proximate the tissue site;sizing the adjustable covering by tearing along at least one of the plurality of non-leaking tear paths so that the adjustable covering overlays the manifold at the tissue site and an portion of epidermis surrounding the tissue site;coupling the adjustable covering to at least the intact portion the epidermis to form a fluid seal over the manifold and the tissue site; andfluids coupling a reduced-pressure source through the adjustable covering to the manifold;wherein the adjustable covering further comprises a support layer releasably coupled to a side of the adjustable covering and wherein the adjustable covering and the support layer have a grain in a same direction and the method further comprises removing the support layer. 16. A method of treating a tissue site with reduced pressure, the method comprising: providing an adjustable covering having a plurality of non-leaking tear paths on an initiation edge of the adjustable covering and a plurality of tear starters aligned with the plurality of non-leaking tear paths, the plurality of tear starters adapted to facilitate the initiation of a tear along a respective non-leaking tear path;placing a manifold proximate the tissue site;sizing the adjustable covering by tearing along at least one of the plurality of non-leaking tear paths so that the adjustable covering overlays the manifold at the tissue site and an portion of epidermis surrounding the tissue site;coupling the adjustable covering to at least the intact portion the epidermis to form a fluid seal over the manifold and the tissue site; andfluidly coupling a reduced-pressure source through the adjustable covering to the manifold;wherein the adjustable covering further comprises-a backing layer releasably coupled to a first side of the adjustable covering, a support layer releasably coupled to a second side of the adjustable covering, and wherein the adjustable covering, the backing layer and the support layer have a grain in a same direction and the method further comprises removing the backing layer and the support layer. 17. The method of any of claims 14-16, wherein sizing the adjustable covering further comprises tearing the adjustable covering along at least two of the plurality of non-leaking tear paths. 18. The method of any of claims 14-16, wherein sizing an adjustable covering occurs before coupling the adjustable covering to the epidermis surrounding the tissue site. 19. The method of any of claims 14-16, wherein sizing an adjustable covering occurs after coupling the adjustable covering to the epidermis surrounding the tissue site. 20. The method of any of claims 14-16, wherein fluidly coupling the reduced pressure source comprises: coupling a reduced-pressure interface to the adjustable covering; andfluidly coupling a first end of a conduit to the reduced-pressure interface and a second end of the conduit to the reduced-pressure source.
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