Suture- 5?s Flashcards

1
Q

what are the first responders to site of injury

A

pro-inflammatory cytokines

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2
Q

What are the 3 basic principles for wound repair

A

minimize trauma to tissue
minimize tension on wound edges
accurately approximate wound edges and landmarks

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3
Q

What are the 3 phases of wound healing

A

inflammatory phase
prolifereative phase
remodeling phase

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4
Q

how long is the inflammatory phase

A

5 days

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5
Q

describe proliferative phase

A

starts in 24 hours, seals wound from water

continues for 6 months

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6
Q

describe the remodeling phase of wound healing

A

continues up to 2 years

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7
Q

what are cases when you want to close the wound

A
fresh wounds- hours out
large clean wounds
over cartilage or bone
reduce scarring and bleeding
surgically debrided and irrigated wounds
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8
Q

what are cases when you do not want to close wound

A

old days, contaminates, abscess that are drained
wounds that have opened after previous repair
foreign bodies in wound

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9
Q

in which direction do wounds heal

A

bottom up

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10
Q

why do local anesthetics not work in abscesses

A

generally high H+ environment

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11
Q

What does lidocaine do locally

A

block Na Channels of depolarization

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12
Q

what lines do you close sutures along

A

langers lines to provides least tension

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13
Q

What is a good suture to use on fragile tissue

A

horizontal mattress

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14
Q

where are vertical mattress sutures done

A

at place of greatest tension

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15
Q

Where are pulley stitches used

A

in huge wounds like thigh and abdomen in fatty areas too

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16
Q

What stitch gives the smallest scar formation

A

running subcuticular closure

17
Q

what type of suture do you do for a wedge shaped wound

A

tip stitch

horizontal suture to allow blood vessels to penetrate

18
Q

how do you repair a circular lesion

A

take out lens shape around then suture

19
Q

what type of forceps do you use for sutures

A

teethed

20
Q

what are types of non-absorbable sutures

A

nylon, ethilon dermalon, prolene, merseline

21
Q

what are the sutures that absorbe in days

A

chromic gut

22
Q

what are the sutures that absorb in weeks

A

vyvryl, monocryl, polyglycolic acid sutures

23
Q

what are the absorbable sutures that last for years

A

silk and cotton

24
Q

how many knots do you need for monofilatment suture

A

4-6

25
Q

how many knots do you need fror braided suture

A

square knot and lock

26
Q

at what angle are steristrips applied to sutures

A

right angle. tincture and benzoin help protect skin and make strips adhere better

27
Q

how far apart are skin staples

A

4-5 mm apart

28
Q

how long do facial stitches stay in

A

3-5 days

29
Q

how long to scalp stitches stay in

A

7 days

30
Q

how long do chest and extremities stitches stay in

A

8-10 days

31
Q

how long do high tension stitches stay in (over hand or joints)

A

10-14 days

32
Q

how long do back stitches stay in

A

10-14 days