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Oral Surgery II > Soft Tissue Injuries > Flashcards

Soft Tissue Injuries Flashcards

1
Q

Skin is unbroken

A

Contusion

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2
Q

Superficial layers are lost

A

Abrasion

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3
Q

Tissues torn by a blunt instrument.

A

Laceration

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4
Q

Tissue torn by sharp instrument.

A

Incised wound

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5
Q

Sharp, slender object

A

Penetrating wound

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6
Q

Missing tissue

A

Avulsion

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7
Q

People with mandibular fractures have this injury 10% of the time.

A

Spinal cord

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8
Q

Avoid giving this kind of drug to patients with possible head wounds.

A

Narcotics/Analgesics bc head injuries can cause depressed breathing, and this would be made worse if they took analgesics.

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9
Q

How to evaluate a soft tissue wound.

A

1) Achieve hemostasis (by applying pressure).
2) Clear area to allow assessment.
3) Palpate area to assess deeper structures.
4) Assess missing tissues.

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10
Q

How to achieve hemostasis on a soft tissue wound.

A

Apply pressure

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11
Q

Suturing wounds retains what?

A

The clot

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12
Q

Purpose of suturing a wound.

A

1) Get hemostasis
2) Coaptation of wound margins.
3) Clot retention

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13
Q

Hematoma under tissue can cause what?

A

Tissue to die bc it cuts off the blood supply to the tissue.

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14
Q

What kind of sutures do you use for subcuticular wounds?

A

Absorbable bc you don’t want to make another cut just to take out the sutures.

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15
Q

Chromic gut is mono or multifilament?

A

Monofilament

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16
Q

Silk is mono or multifilament?

A

Multifilament

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17
Q

Cartilage heals quickly or slowly?

A

Slowly! So use non-resorbable sutures.

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18
Q

Nylon and polyprolene is mono or multifilament?

A

Monofilament.

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19
Q

Suture made of collagen

A

Plain gut

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20
Q

Structure of plain gut.

A

Monofilament

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21
Q

How long does it take for plain gut to resorb?

A

5-6 days

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22
Q

How long does it take for chromic gut to resorb?

A

10-15 days

23
Q

Plain or chromic gut used in the mouth?

A

Chromic bc it lasts longer.

24
Q

Suture used for cosmetic repair.

A

Prolene

Prolene to look Pretty

25
Q

This suture lasts longer than chromic gut.

A

Vicryl

26
Q

Most commonly used suture needed

A

1/2 circle swaged needle that’s reverse cutting.

27
Q

Part of the needle that meets the thread.

A

Eye

28
Q

Thinnest part of the needle.

A

Eye

29
Q

Where to grab the needle.

A

As close to the swaged end as possible, without touching the swaged end.

30
Q

Eye is AKA?

A

Swaged end

31
Q

Advantage of reverse cutting needles.

A

Less likely to avulse the tissue.

32
Q

This shape needle is good for passing between nasal nares.

A

Straight

33
Q

Finger used to control the needle driver.

A

Index finger

34
Q

How many throws make a knot?

A

2

35
Q

How many throws make 1.5 knots?

A

3 throws This is BAD!

36
Q

How many throws make two knots?

A

4 throws

37
Q

A space formed between tissues that are normally connected.

A

Dead space

38
Q

Why do we try to avoid dead spaces in sutures?

A

Because a clot will form there, constricting blood supply to the tissues.

39
Q

Type of suture used from going onto the skin (like from the vermillion border to skin).

A

Prolene to look pretty

40
Q

Type of suture used if going from vermillion to mucosa.

A

Chromic or plain gut.

41
Q

A single stitch is called what?

A

Interrupted suture

42
Q

How do you close a wound?

A

In LAYERS! To prevent hematoma formation.

43
Q

Suture type for deeper layers.

A

Resorbable

44
Q

Suture type for skin closure (supfericial layers)

A

Non-resorbable.

45
Q

After how many days do you remove non-resorbable sutures and why?

A

5-7 days bc you can get increased scar formation since the epithelial cells keep depositing at the wound margins.

46
Q

A wound in the mouth is closed from the inside or outside first?

A

Inside bc the mouth has a lot of bacteria.

47
Q

Must be done to the margins so you get nice healing.

A

Evert the margins

48
Q

Stitch used to evert the margins.

A

Horizontal mattress

49
Q

How do we close high-tension areas, like at the corner of the mouth?

A

Tension-free

50
Q

Resorbable or non-resorbable sutures used in high cosmetic areas?

A

Resorbable

51
Q

May necesssitate removal of the affected part of the wound.

A

End circulation wounds bc they don’t get enough blood supply.

52
Q

Closure in which no sutures are placed.

A

Secondary

53
Q

Closure used when:

1) The extent of the wound is unclear.
2) Avulsion would make primary closure difficult.
3) Avulsion prevents primary closure.

A

Secondary closure

54
Q

Secondary closure is AKA what?

A

Delayed

Oral Surgery II (11 decks)

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