Chapter 36 Flashcards
Pressure Injuries
bony prominence
are where bone sticks out / projects from flat surface of body; pressure point
intact skin
normal intact skin without tissue damage / breakage
pressure injury
local damage to skin and under-tissue
shear
skin sticks to surface while moving in a direction leading to skin tearing from under layers / each other
ulcer
shallow / deep crater sore of skin / mucous membrane
common causes of pressure injuries ?
pressure / shearing of skin
- pressure from medical devices
common pressure points ?
- back of head
- shoulder blades
- elbows
- hips
- spine
- sacrum
- knees
- ankles
- heels
- toes
how do pressure ulcers form ?
loss of capillaries / veins —> less blood flow to local area
pressure injury risks ?
- pressure
- shearing
- old age
- dry skin
- limited activity / bedridden
- incontinence
- poor circulation
erythema
red / redness
blanch
to become white
nonblanchable
skin doesn’t become white when pressure is applied
slough
dead tissue; usually yellow-ish / moist
eschar
dead leathery tissue; usually black / brown
stage 1 pressure injury
nonblanchable red area
stage 2 pressure injury
- partial skin loss
- dermis partially showing
- intact / blistered
stage 3 pressure injury
- full skin loss
- fat layer showing
- slough / eschar can be present
stage 4 pressure injury
- full skin / fat layer loss
- muscle / tendon / ligament / cartilage / bone exposed
- slough / eschar may be present
unstageable pressure injury
- skin / tissue loss
- extent of wound is unable to be seen because of slough / eschar
deep tissue pressure injury
- intact nonblanchable skin
- area is deep purple / red
turn clock
changing person w/ new position every 2 hours
1) supine
2) left side
3) right side
repeat until end of day
how often should you reposition person in a chair yourself ?
at least every hour; sometimes sooner
how often should person in chair be reminded to change positions themselves if possible ?
at least every 15 min
bed cradle
- cradle over person in bed
- top linens brought over cradle