Tension Flashcards Preview

Surgery > Tension > Flashcards

Flashcards in Tension Deck (22):
1

How does tension compromise blood flow?

Closes small vessels

2

What effect could tension have on a distal extremity

Tourniquete effect

3

Tension near a joint could have what effect?

Restrict movement

4

Is it ever acceptable to have tension on the skin of thewound you are closing?

NO will dehis every time

5

Less tension on the trunk or the limb?

Trunk

6

Want tension to run parrelel or perpendicular to lines of tension?

Parellel

7

in general in the dog which direction do the lines of tension run?

Dorsal to ventral

8

Should you every use towel clamps to pull skin together to see how a wound will come together?

Yes in fact it is better than using your fingers

9

Are dogs ears ok?

Yes they are, they will settle after a few weeks and are not your biggest concern

10

5 techniques for managing tension on a wound closure

Undermining
walking sutures
skin stretching
releasing incisions
plasties

11

big drawback of undermining?

Creates deadspace, inpinges on the blood supply to the skin

12

Walking sutures are placed when?

After undermining

13

Big drawbacks of walking sutures?

Increase risk of infection and fix relatively mobile skin in place

14

4 common ways to stretch skin

Presuturing
adjustable sutures
skin stretchers
tissue expanders

15

How do releasing incisions heal?

Second intention

16

Big thing that you must be careful of with releasing incisions?

Enough distance between primary wound and releasing incision for blood supply

17

Plasties are really important for

wounds near structures whose function will be disrupted by tension

18

Are plasties always used on the defect

no they can be used at a distance as well

19

2 types of plasties

Vy plasty
Z plasty

20

Which direction do y and u plasties relieve tension?

Length wise

21

What causes dead space?

s

22

What causes dead space?

Excessive dissection
big dog little dog
removal of a mass