Wound care article having a substantially polygonal or ellipsoid main surface and at least one recess arranged on one side

1. A flat wound care article comprising:

a flat layer comprising nonwoven modified cellulose fibers having a superabsorbent polymer distributed therein; and

a sheath that surrounds the flat layer, said sheath being at least partially fluid permeable;

wherein the flat layer, in a non-wetted state, has a base surface area that is 3% to 75% smaller than an interior area provided by the sheath that surrounds the flat layer,

wherein the flat wound care article has perimeter edges that at least partially lie within all four sides of a rectangle, and

wherein at least a portion of one of the perimeter edges of the flat wound care article defines a semi-circular or semi-ellipsoid recess relative to one of the four sides of the rectangle.

2. The wound care article according to claim 1 , wherein the wound care article has at least one rounded-off or angled corner.

3. The wound care article according to claim 1 , wherein at least some sections of the sheath are flexible.

4. The wound care article according to claim 3 , further comprising an underlining formed of a three-dimensional wound spacer mesh.

5. The wound care article according to claim 1 , wherein at least a portion of the sheath is water-impermeable or is lined or underlined with water-impermeable material.

6. The wound care article according to claim 1 , wherein the sheath is coated or mixed with at least one heavy metal in elementary or ion form.

7. The wound care article according to claim 6 , wherein the at least one heavy metal in elementary or ion form is one or more selected from the group consisting of copper, zinc and silver.

8. The wound care article according to claim 1 , wherein the flat layer or the sheath is lined with a cover film on at least one side.

9. The wound care article according to claim 8 , wherein the cover film includes a portion that extends beyond a periphery of the wound care article for attachment to skin surrounding a wound.

10. The wound care article according to claim 1 , wherein the flat layer or the sheath has an adhesive coating on at least one side.

11. The wound care article according to claim 1 , further comprising at least one fastening element for affixing the wound care article to a body part.

12. The wound care article according to claim 1 , further comprising one or more fold lines, break lines or creases.

13. A method of treating a wound, said method comprising placing wound care article according to claim 1 on the wound, wherein the wound is located on a region selected from the group consisting of:

a thigh or calf,

a shoulder, chest or neck region,

an axillary region,

an upper or lower chest region,

an infrasternal region,

an upper arm or forearm region,

a region below the eye,

a sacral region,

a back,

a hollow of the knee,

an abdominal region,

a region behind an ear or above the ear,

an interdigital region, And

a foot region of a patient.

14. The method according to claim 13 , further comprising coupling the wound care article to a negative-pressure wound care system.

15. The wound care article according to claim 1 , wherein the wound care article has two adjacent rounded-off corners, and wherein the recess is arranged between the two adjacent rounded-off corners.