Wound Care: Wound Management, Cleaning, Debridement, and Dressings Flashcards

1
Q

what are 3 electrotherapeutic modalities good for wound healing

A
  • e-stim
  • high voltage pulsed current
  • transcutaneous electrical nerve stimulation
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2
Q

goal of wound cleansing

A

remove necrotic tissue and maintain a clean wound bed for promotion of healing

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3
Q

according to insurance, a chronic wound is greater than ____ days

A

30

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4
Q

4 things you look at when preparing a wound bed

A

TIME
T = tissue
I = infection/inflammation
M = moisture imbalance
E = epidermis/edge

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5
Q

what are some indications to debride

A

1 - eschar or non-viable tissue
2 - purulence
3 - infection
4 - foreign objects

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6
Q

precautions to debride

A
  • bone or tendon exposure
  • complications like cellulitis, gross purulence, excessive underminding, excessive bleeding
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7
Q

contraindications to debridement

A
  • clean, non-infected wounds
  • stable eschar
  • dry gangrene/ischemia
  • pulseless wound
  • extreme pain at wound
  • bleeding tendencies
  • goal is to maintain comfort
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8
Q

mechanical debridement

A

physically removing something from the wound

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9
Q

forms of mechanical debridement

A
  • dressing changes
  • whirlpool/pulsed irrigation
  • sharp/scrub debridement
  • low frequency ultrasound
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10
Q

autolytic debridement

A

using body’s own mechanism to remove nonviable tissue

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11
Q

autolytic debridement can be facilitated through

A

dressings
e-stim
ultrasound

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12
Q

enzymatic debridement

A

pharmaceutical

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13
Q

Do pTs do selective or nonselective debridement

A

selective (non-surgical)

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14
Q

contraindications of whirlpool

A

-incontinence
-epilepsy
-danger of hemorrhaging
-post-op incisions w/ dehiscence, sutures, staples
-infection
-skin grafts
-venous insufficiency, edema, lymphedema

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15
Q

whirlpool parameters

A

frequency
duration
water temp
additives
vitals
expected outcomes

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16
Q

which has better evidence: whirlpool or pulsed irrigation

A

pulsed irrigation

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17
Q

T or F: pulsed irrigation involves single use machines

A

T

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18
Q

what psi should you set for pulsed irrigation

A

4-15psi

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19
Q

what temp should saline be for pulsed irrigation (cold or warm?)

A

warm b/c you want to keep the wound close to body temp

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20
Q

pulsed irrigation documentation

A

pt position
fluid pressure
duration
water additives
outcomes

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21
Q

when would you not want to use a wet to try dressing and why

A

if there is a lot of healthy tissue b/c it is a form of mechanical debridement

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22
Q

what is the fastest type of debridement

A

sharps

23
Q

you should do sharps debridement for no more than _____. mins at a timw

A

15

24
Q

according to their license, can PTAs debride? what does the APTA say about it

A

yes, but the APTA says that debridement requires assessment and that is something only a PT can do

25
Q

T or F: when debridement is done in conjunction with WP or PI you cannot bill them seperately

A

T

26
Q

you should debride from the ______ edge up

A

inferior

27
Q

autolytic debridement is highly __ but it is slow

A

selective

28
Q

what medication is used for enzymatic debridement

A

santyl
digests native and denatured collagen in necrotic tissue

29
Q

T or F: debridement is a single event

A

F: you have the initial phase (which may take multiple sessions) and then the maintenance phase

30
Q

function of dressings

A

-moist wound environment
-thermal insulation
-barrier to microorganisms
-protect exposed nerve endings
-hemostasis
-edema control
-elimination of dead space
-assists with removal of necrotic tissue
-provide adequate gas exchange

31
Q

primary dressing

A

goes directly onto wound bed

32
Q

secondary dressing

A

wound dressing placed over the primary dressing to hold it on
*for deeper wounds

33
Q

T or F: gauze dressings are highly permeable and can be used as primary or secondary dressings

A

T

34
Q

impregnated gauze dressings

A

mesh gauze dressings into which materials such as petroleum, bismuth or zinc have been incorporated

35
Q

is impregnated gauze primary or secondary

A

primary

36
Q

semipermeable film dressings

A

thin, flexible sheets of transparent polyurethane with an adhesive backing
*used a lot for protection (ex. while showering)
- can be primary or secondary

37
Q

hydrogels

A

80-90% water or glycerin based dressing available in sheets, amorphous gels, or impregnated gauzes

38
Q

are hydrogels primary or secondary

A

primary

39
Q

foam dressings

A

made of polyurethane foam with a hydrophilic wound side and hydrophobic outside

40
Q

what kind of wounds are foam dressings good for? are they primary or secondar>

A

good for wounds with excess moisture
can be primary or secondary

41
Q

hydrocolloids

A
  • contain hydrophilic colloidal particles with a very strong adhesive backing
  • works good for protection but not absorption
42
Q

is a hydrocolloid primary or secondary

A

primary

43
Q

alginates

A

salts of alginic acid extracted prom certain types of brown seaweed and converted into calcium/sodium salts

44
Q

are alginates primary or secondary

A

primary

45
Q

silver dressings are good for…

A

infections
burn

46
Q

T or F: iodine harms healthy tissue

A

F: it is non-cytotoxic

47
Q

medicinal honey

A

donates moisture and cleans wound bed

48
Q

alpigraft and dermagrafts are both approved for…

A

diabetic foot ulcers

49
Q

what is the theory behind wound vacs?

A

-reduce bacterial load and chronic wound exudate
-increased vascularity
-increased cytokines
-physically contract wound margins

50
Q

contraindications for wound vac

A

-malignancy
-untreated osteomyelitis
-fistulas
-necrotic tissue w/ eschar
-over exposed vessels/organs

51
Q

what kind of primary dressing do you use with wound vacs?

A

foam (black, white, or silver)

52
Q

how often do you change wound vac dressings?

A

48-72 hours

53
Q

what is the pressure set at on wound vacs

A

125mmHg
can be continuous or intermittent