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AST > Wound Healing, Sutures, Needles, and Staples > Flashcards

Wound Healing, Sutures, Needles, and Staples Flashcards

1
Q

Incision made under ideal surgical conditions, no entry to GI tract

A

Class I: Clean (1-5% infection rate)

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2
Q

Primary closer with wound drain, controlled entry into GI tract

A

Class II: Clean-Contaminated (8-11% infection rate)

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3
Q

Open, traumatic wound that’s less than 4 hours old, Entry into GI tract with spillage

A

Class III: Contaminated (15-20% infection rate)

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4
Q

Open traumatic wound that’s more than 4 hours old, Perforated viscera

A

Class IV: Dirty/infected (27-40% infection rate)

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5
Q

Abrasion

A

Scrape

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6
Q

Contusion

A

Bruise

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7
Q

Laceration

A

Cut or Tear

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8
Q

Punture

A

Penetration

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9
Q

Thermal

A

Heat or Cold (can be chemical)

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10
Q

Signs of inflammation

A

Pain, Heat, Redness, Swelling, and Loss of function

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11
Q

Healing occurs from side to side where dead space has been eliminated and wound edges have been accurately approximated

A

1st Intention (Primary Union)

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12
Q

Ist phase of primary union

A

Lag Phase (inflammation) immediately after injury and lasts 3-5days

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13
Q

2nd phase of primary union

A

Proliferation Phase Collagen produces fibers occurs between days 3-20days

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14
Q

3rd phase of primary union

A

maturation or Differentiation Phase, tissue slowly increases in tensile strength and formation of new blood vessels. Occurs on the 14th day

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15
Q

Healing that occurs in large wounds that can’t be directly approximated. Causes a weak union and irregular scar (may result in herniation

A

Second Union (Granulation)

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16
Q

Healing that occurs when the wound is left open to heal on either side by granulation. once the wound is infection free it’s left to heal by primary union

A

Third Intention (Delayed Primary Union)

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17
Q

Physical conditions of a PT that effects wound healing

A

Age, Nutrition, Disease, Smoking, Radiation, Immunocompromised

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18
Q

Dehiscence

A

Partial or total separation of layers of tissue after wound closure

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19
Q

Friable

A

Easily torn

20
Q

Evisceration

A

Protrusion of vicera through a totally separate wound

21
Q

Adhesions

A

Abnormal attachment of two surfaces that are normally separate

22
Q

Fistula

A

A tract between two epithelial lined surfaces that’s open at both ends

23
Q

Sinus Tract

A

A tract between two epithelial lined surfaces that’s closed at one end

24
Q

Keloid Scar

A

hypertrophic scar formation

25
Q

Suture with greater tensile strength but harbors bacteria

A

Multifilament

26
Q

Suture that causes less tissue trauma and is less susceptible to harbor bacteria. But has weaker tensile strength

A

Monofilament

27
Q

Traction sutures

A

Used to retract a structure

28
Q

Suture for Peritoneum, Fascia, Muscle, Subcutaneous, Subcuticular

A

Absorbable sutures

29
Q

Skin Suture

A

Nylon or Prolene, non-absorbable monofilament

30
Q

Bridges and Bolsters

A

Keeps retention sutures from cutting into the skin, Bolsters are rubber threaded over the retention suture end

31
Q

Buttons and lead shots

A

Suture pulled through a buttonhole to prevent tissue damage

32
Q

Vessel loops and umbilical tape

A

Retraction

33
Q

Tincture, Benzoin

A

Used to prep the skin for adhesive skin closure (used typically for tendons)

34
Q
A

Linear Stapler (GIA linear), Doesn’t Cut

35
Q
A

TA Linear Stapler (Staples and Cuts)

36
Q
A

Endo GIA (Linear cutter for endoscopic procedures)

37
Q

Intraluminal Staplers

A

Used to anastamose and cut circular structures (GIA tract)

38
Q
A

EEA Intraluminal Stapler

39
Q
A

Skin Stapler

40
Q
A

Pursestring Stapler

41
Q

When can Polypropylene Mesh be used

A

It can be used in the presence of infection (high tensile stregnth

42
Q

What type of mesh is Polyglactin 910 Mesh

A

Absorbable, temporary mesh

43
Q

What are the characteristics of PTFE (Polytetrafluoroethylene) Mesh

A

Not absorabable and should not be used in the presence of infection

44
Q

What are the charateristics for sainless steel mesh

A

Can be used in the presence of infection, but is uncomfortable for the patient. Best for in the presence of infection

45
Q

What are the characteristics of Polyester Fiber Mesh

A

Never use in the presence of infection because it is mutifilament

AST (12 decks)

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