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  2.  Wound It is a break in the continuity of the skin, mucous membranes, bone, or any body organ
  3.  TYPES OF WOUNDS  INCISION  It is cause by sharp instrument. Ex knife or scalpel.  CONTUSION  Cause by blowFrom a blunt Object.  Closed woundSkin appears ecchymotic  ABRASION  Surface scrape, either Unintentional or Intentional It is an open wound Involving the skin, Painful
  4.  PUNCTURE  Penetration of the Skin and often, the Underlying tissues From a sharp Instrument.  LACERATION  Tissues torn apart Often from accidents  PENETRATING WOUND  Penetration of the Skin and the Underlying tissues. (eg.gun short )
  5.  THE RYB COLOR CODE  This concept is based on the color of an open wound - Red, Yellow, Black  Red wound - are usually in the late regeneration phase of tissue repair and are clean and uniformly pink in appearance  this type of wound needs to be protected Protect the Red wound  a. gentle cleansing  b. avoiding the use of dry gauze or wet to dry saline dressings  c. applying a topical antimicrobial agent  d. changing the dressing as infrequent as possible.
  6.  YELLOW WOUNDS  Characterized by primarily by liquid to semiliquid “slough” that is often accompanied by purulent discharges.  CLEANSETHE YELLOWWOUNDS  Yellow wounds should be Cleanse to absorb drainage and remove nonviable tissue.  Apply wet to wet dressing.  Hydrogel dressings  Exudate absorbent dressings
  7.  BLACK WOUNDS  This type of wound is covered with necrotic tissue.  BLACK WOUNDS requires debridement ( removal of infected and necrotic material)
  8.  Red wound  Black wound  Yellow wound
  9.  GUIDELINES IN WOUND CLEANING  Use Isotonic saline or lactated ringers solution to clean or irrigate the wound.  Warm the solution to body temperature before use.  If wound is grossly contaminated by foreign material, bacteria, or necrotic tissue, clean the wound at every dressing change.
  10.  If wound is clean, has little exudate, and reveals healthy tissue avoid repeated cleaning  Use gauze squares. Avoid using cotton balls and other products that shed fibers onto the wound surface. The fibers become embedded in the granulation tissue and act as a foci for infection  Consider cleaning superficial noninfected wounds by irrigating them rather than by mechanical means  Purpose of wound Dressings  To protect the wound from mechanical injury
  11.  To protect the wound from microbial contamination  To provide or maintain high humidity of the wound  To provide thermal insulation  To absorb drainage or debride the wound  To prevent haemorrhage  To splint or immobilize the wound site and prevent further injury