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UNIT 4 Supporting Physiological Functioning
Knowledge Map
DEBRIDING: • Sharp • Mechanical - wet to dry
CLEANSING: • Removes exudate; slough, foreign material, microorganisms • NS; dilute antimicrobial; wound cleanser • Gentle technique; hydrotherapy
- hydrotherapy
• Enzymatic • Autolysis • Biotherapy (maggot therapy)
DRESSINGS: •Gauze • Transparent films • Hydrocolloids ribbon/alginate • FOAM • Skin sealants and moisture barriers • Antimicrobial • Hydrogels • Absorptive
WOUND CARE
PROCESSES: • Regeneration • Primary intention • Secondary intention • Tertiary intention PHASES:
beads/
TYPES OF DRAINAGE: • Serous • Sanguinous • Serosanguinous • Purulent • Purosanguinous
DRAINAGE DEVICES: • Penrose drain • Hemovac • Jackson-Pratt • Davol
• Inflammatory • Proliferative • Maturation
WOUND HEALING
WOUND CLOSURES: • Adhesive strips • Sutures • Surgical staples • Surgical glue • Negative pressure wound therapy
FACTORS INVOLVED: • Intrinsic: immobility, impaired sensation, malnutrition • Extrinsic: friction, shearing, moisture, pressure
PRESSURE INJURY
Special consideration
WOUND: Disruption in the normal integrity of the skin
TYPES: • Skin integrity - closed or open • Healing time - acute or chronic • Contamination - clean or infected • Depth - Superficial - Partial-thickness - Full-thickness (penetrating)
SKIN
FACTORS INFLUENCING INTEGRITY: • Age •Mobility • Nutrition/hydration • Decreased sensation/circulation • Medications • Moisture • Fever • Lifestyle • Infection
Epidermis Dermis Subcutaneous
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