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Year 2 Surgery > Suturing > Flashcards

Suturing Flashcards

1
Q

the ideal suture has what characteristics?

A
  1. sterile
  2. all purpose material
  3. causes minimal tissue injury or reaction
  4. easy to handle
  5. holds securely when knotted
  6. high tensile strength
  7. favorable absorption profile
  8. resistant to infection
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2
Q

10-O, 9-O, and 8-O sutures are used for what purposes?

A
  1. most delicate surgeries
  2. ophthalmic surgery
  3. small damaged nerves in hand or cardiac repair
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3
Q

7-O and 6-O sutures are used for what purposes?

A
  1. repairing small vessels and arteries
  2. delicate facial plastic surgery
  3. vascular graft suturing
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4
Q

5-O and 4-O sutures are used for what purposes?

A
  1. larger vessel repair (AAA)

2. skin closure

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5
Q

3-O and 2-O sutures are used for what purposes?

A
  1. high tension skin closure
  2. muscle layers
  3. bowel repair general surgery
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6
Q

O sutures are used for what purposes?

A
  1. closing fascia layer in abdominal surgery
  2. joint capsule in knee / hip
  3. deep layers of the back
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7
Q

which sutures are used for:

  1. most delicate surgeries
  2. ophthalmic surgery
  3. small damaged nerves in hand or cardiac repair
A

10-O
9-O
8-O

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8
Q

which sutures are used for:

  1. repairing small vessels and arteries
  2. delicate facial plastic surgery
  3. vascular graft suturing
A

7-O

6-O

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9
Q

which sutures are used for:

  1. larger vessel repair (AAA)
  2. skin closure
A

5-O

4-O

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10
Q

which sutures are used for:

  1. high tension skin closure
  2. muscle layers
  3. bowel repair general surgery
A

3-O

2-O

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11
Q

which sutures are used for:

  1. closing fascia layer in abdominal surgery
  2. joint capsule in knee / hip
  3. deep layers of the back
A

O

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12
Q

1 sutures are used for what purposes?

A
  1. hip surgery

2. deep muscles of the back

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13
Q

2 sutures are used for what purposes?

A

repair of tendons or other high tension ortho structures

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14
Q

3 sutures are used for what purposes?

A

surgeries that involve ribs or sternum

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15
Q

which sutures are used for hip surgery and deep muscles of the back?

A

1 or O

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16
Q

which sutures are used for repair of tendons or other high tension ortho structures?

A

2

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17
Q

which sutures are used for surgeries that involve ribs or sternum?

A

3

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18
Q

which suture sizes will NOT show up on x ray?

A

8-O or smaller

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19
Q

which is more resistant to harboring microorganisms - monofilament or multifilament suture?

A

monofilament

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20
Q

which exhibits less resistance to passage through tissue - monofilament or multifilament suture?

A

monofilament

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21
Q

which handles and ties better - monofilament or multifilament suture?

A

multifilament

22
Q

which has greater capillarity - monofilament or multifilament suture? what does that mean?

A

multifilament

fluid / organisms can travel along it easier

23
Q

which has a greater risk of infection and dehiscence - monofilament or multifilament suture?

A

multifilament

24
Q

definition: tissue glide

A

capacity of suture thread to pass smoothly through tissue during placement

25
Q

which has better tissue glide - monofilament or multifilament suture?

A

monofilament

26
Q

the rule of halves is used for what sutures?

A

simple interrupted
vertical mattress
horizontal mattress
inverted interrupted

27
Q

what are two benefits to the rule of halves?

A
  1. reduces tension on wound

2. eliminates dog ears

28
Q

what is the preferred stitch for lacerations? what suture size is used?

A

simple interrupted

3-O

29
Q

when are laceration sutures taken out?

A

5-7 days

30
Q

what is the preferred stitch for areas of high tension / inversion (knees / elbows / folds)? what size suture is used?

A

vertical mattress

3-O

31
Q

simple interrupted is used for what type of wound?

A

laceration

32
Q

vertical mattress is used for what type of wound?

A

high tension / inversion

33
Q

what type of stitch is used for knees / elbows / folds?

A

vertical mattress

34
Q

absorbable or non-absorbable: simple interrupted

A

non-absorbable

35
Q

absorbable or non-absorbable: vertical mattress

A

non-absorbable

36
Q

absorbable or non-absorbable: continuous running

A

absorbable

37
Q

what is the contraindication to a continuous running stitch?

A

hemostasis concerns

38
Q

continuous running stitch is ideal for what types of wounds?

A

deeper layers - fascia, peritoneal closures

39
Q

absorbable or non-absorbable: running subcuticular

A

absorbable

40
Q

a running subcuticular stitch is used for what type of wound?

A

low tension

41
Q

absorbable or non-absorbable: inverted interrupted

A

absorbable

42
Q

an inverted interrupted stitch is used for what type of wound?

A

closes dead space (knots are buried)

short incisions (laparoscopic port sites, pediatrics)

43
Q

removal time: face

A

4-5 days

44
Q

removal time: scalp

A

7 days

45
Q

removal time: neck

A

5-8 days

46
Q

removal time: upper extremity

A

8-14 days

47
Q

removal time: trunk

A

7-10 days

48
Q

removal time: extensor surface of hands

A

14 days

49
Q

removal time: lower extremity

A

14-28 days

50
Q

number of throws in a surgeon’s knot

A

3

51
Q

number of throws in a complete knot

A

2

Year 2 Surgery (10 decks)

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