Polyurethane Foam on the Heel for Prevention in Children (SCHIUMABIMB)

实验性的：Polyurethane foam

设备：polyurethane foam dress

Application of the polyurethane foam dress at the heel in the immediate postoperative period before applied the Walker

无干预：standard care

Only application of the Walker in the immediate postoperative period.

Heel Pressure Sores (Numbers of Participants With Heel Pressure Sores)

Numbers of Participants With Heel Pressure Sores of all grade Detected According to the Classification of the Scale of the National Pressure Ulcer Advisory Panel -N.P.U.A.P.: Grade 1: Non-blanchable erythema of intact skin. Discoloration of the skin, warmth, oedema, induration or hardness may also be used as indicators, particularly in individuals with darker skin. Grade 2: Partial thickness skin loss involving epidermis, dermis, or both. The ulcer is superficial and presents clinically as an abrasion or blister. Grade 3: Full thickness skin loss involving damage to or necrosis of subcutaneous tissue that may extend down to, but not through, underlying fascia. Grade 4: Extensive destruction, tissue necrosis, or damage to muscle, bone, or supporting structures with or without full thickness skin loss.

Pain (Score on the "Numeric Rating Scale")

Pain Score on the "Numeric Rating Scale" > 3. The scale had values from 0 to 10 where zero represented no pain and 10 the worst possible pain. More than 3 means pain.