Minor Surgery lll Flashcards Preview

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Flashcards in Minor Surgery lll Deck (23)
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1

Disinfect intact skin with ?

10% betadine x 3 or , 0.4 % chlorhexidine

2

On an open wound don't use _____. Irrigate with what instead

hydrogen peroxide
0.9% saline soln

3

Don't suture older wounds older than ______ (this is outdated)

8-12 hrs/ 24 on face

4

Hemostasis is formation of a ____clot

fibrin

5

Inflammation begins days ___
steps

1-4
1. plts
2. neutro
3. m)
4. re-epithelization
5. new kertonicytes

6

inflammation
n0 come in at ____ and last for how long

5-6 hrs
3-4 d to destroy bacteria

7

inflammation
re-epilthelization involves what type of cells that migrate within how long to repair the wound?

basal cell
24-48 hrs

8

new keratinocytes proliferate how long after injury

1-2 d

9

Healing Stages

1. hemostasis
2. inflam
3. prolifer (granulation 3-21d, new capillaries surrounded by fibroblasts form grantulation tissue - ANGIOGENESIS
4. remodeling - 3 wks to 6-18 mo

10

remodeling lasts how long
% strength by 3-4 wks
% strength at 1 yr

3 wks to 6-18 mo
30-40% strength by 3-4 wks
80% strength at 1 yr

11

Absorbable natural sutures
which has more reactivity

plain catgut - 7-10 d half life, some tissue reactivity
chromic catgut - chromic salt delays absorption, 2-3wk 1/2 life. LESS REACTIVE

12

Absorbable Synthetic sutures
braided type?
half lives

polyglactic/vicryl - braided and monofilment; 2-3 half life
polyglycolic acid/Dexon - mono, 2-3 wk
Polydioxanone/PDS - mono, 4-6 week

13

Absorbable levels of reactivity

plain catgut > chromic > synthetic

14

Non-absorbable suture materials for:
Natural
Synthetic

superficial tissues
Natural: silk, stainless steel, polyester/polybutester
Synthetic: nylon/ethilon, polypropylene/prolene

15

Absorbable suture materials are for?
digested by?

deep tissue layers
natural - body enzymes
synthetic - hydrolyzed, easy to tie

16

Non-absorbable suture materials: reactivity

silk - high
stainless steel - low
polyester - high
nylon - low (slips easily)
polypropylene - low

17

simple interrupted suture may cause -_____ scarring.

And eversion may be difficult

railroad

18

Vertical mattress __easy/hard to evert__ under tension, better for cosmesis

easy to evert

19

Horizontal mattress: is used for

high tension wounds, fragile tissue
palms soles

20

Deep/buried sutures are for
and requires what sutures

larger, deeper wounds
absorblable sutures

21

subcuticular/intradermal running sutures are for _____

dermal layer
not visible
eliminates tracts
linear wound w little tension

22

Continuous running suture for ?

less secure
quick to put in
higher risk of infxn
not cosmetic

23

3 point half-buried suture is for

triangular flaps wo strangulation