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Veterinary Anatomy > Surgery > Flashcards

Surgery Flashcards

1
Q

what is the proper grip for towel clamp

A

thumb and ring finger

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2
Q

3 scalpel is used for ____________; #7 scalpel is used for __________

A

skin; within the abdomen

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3
Q

what type of blade would you use to cut skin

A

10

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4
Q

what type of blade would be used for neuro surgery

A

11

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5
Q

what type of blade would you use within the abdomen

A

15

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6
Q

when do you use a finger grip

A

initial and longer incisions

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7
Q

when do you use a pencil grip

A

stab or short incision

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8
Q

how do you cut through the linea alba

A

reverse press cut (blade facing upwards; with tenting)

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9
Q

thumb forceps should be held in what hand

A

non-dominant

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10
Q

adson tissue forceps have how many teeth

A

3

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11
Q

adson tissue forceps are used for

A

general tissue handling (ex. sub q and linea alba during closure)

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12
Q

adson brown tissue forceps are used for

A

stronger grasp of tissues (ex. to tent linea alba during abdominal approach)

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13
Q

what is the least traumatic forcep

A

debakey

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14
Q

debakey forceps are used for

A

handling vessels, bladder, GI wall

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15
Q

why would you NOT use debakey forceps during an ortho surgery

A

would sharpen the teeth and cause tissue damage the next time you use them (would use adson tissue instead)

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16
Q

is an olsen or mayo hegar used at OVC

A

mayo

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17
Q

what is the significance of different sizes of needle drivers

A

small needle driver for small needles and vice versa

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18
Q

what grip is used for needle drivers

A

tripod (thumb and fourth finger; index to stabilize)

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19
Q

what type of scissor is long and skinny

A

metzembaum

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20
Q

when do you use mayo scissors

A

hard to cut tissues

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21
Q

when do you use metzembaum scissors

A

delicate tissue (fat; soft tissue)

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22
Q

what do you use sharp-blunt scissors for

A

cutting sutures

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23
Q

T/F you use metzembaum to cut the linea alba

A

F; you use mayo

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24
Q

what hemostat is used to clamp large pedicles, such as during ovariohysterectomy

A

carmalt

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25
Q

carmalts have ____________ striations along the entire length and __________ striations at the tips

A

longitudinal; cross

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26
Q

what is a kelly or crile hemostat used for

A

clamping smaller pedicles

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27
Q

how do you tell a kelly from a crile

A

kelly 1/2 striated; crile full length

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28
Q

what are mosquito hemostats used for

A

clamping single vessels (using tip) or small pedicles (using body)

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29
Q

what is a spay hook used for

A

retrieve uterine horn during OHE

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30
Q

swaged needles make ______ holes and are ________ risk of leaking, whereas eyed needles make _______ holes and are _________ risk of leaking

A

smaller; lower; larger; greater

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31
Q

what is one example of eyed suture

A

cat gut

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32
Q

all suture at ovc is (swaged or eyed)

A

swaged

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33
Q

absorbable suture

A

loses significant tensile strength within 60 days of implantation

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34
Q

non-absorbable suture

A

retains 100% of tensile strength for at least 60 days

35
Q

how are natural fibers absorbed

A

collegenases or elastases (enzymatic digestion)

36
Q

how are synthetic fibers absorbed

A

hydrolysis

37
Q

what influences speed of suture absorption

A

suture, patient, environment

38
Q

does PDS or monocril absorb faster

A

Monocril

39
Q

what should guide your decision when choosing a suture

A

the speed in which the tissue will heal (ex. soft tissue vs tendons)

40
Q

what can speed degradation of suture

A

infections and pH

41
Q

how long does fascia such as the linea alba take to heal

A

6-7 weeks

42
Q

what type of suture would you use on tendon injuries

A

non-absorbable

43
Q

intestine takes how long to heal

A

3 weeks

44
Q

what is a factor to consider when choosing suture for the stomach

A

takes only 2 weeks to heal BUT also low pH

45
Q

when do you use knotless barbed suture

A

minimally invasive surgery

46
Q

why might you use coated sutures

A

improved pliability, knot formation, reduced drag, reduced risk of infection

47
Q

T/F good quality suture has a lot of memory

A

F; it should have little memory

48
Q

what is capillarity

A

degree to which a suture will absorb fluid following immersion

49
Q

what are two examples of natural twisted filaments

A

catgut, collagen

50
Q

T/F multifilaments have greater tissue drag

A

T

51
Q

T/F there is 1-0 suture

A

F

52
Q

there is a tradeoff between __________ and _________ with suture sizes

A

strength; knot security

53
Q

match the name to the suture type:
Poliglecaprone 25
Polyglycolic acid
Polyglactin 910
Nylon
Polyglytone 6211
Polydioxanone

Monocril
Vicryl
PDS II
Dexon
Caprosyn
Ethilon

A

Poliglecaprone 25 - Monocryl
Polyglycolic acid - Dexon
Polyglactin 910 - Vicryl
Nylon - Ethilon
Polyglytone 6211 Caprosyn
Polydioxanone - PDS II

54
Q

T/F monocryl has a high initial breaking point

A

T

55
Q

if needing a slowly absorbable suture, what is a good option

A

PDS II (polydioxanone)

56
Q

monocryl loses 50% of its strength after how many weeks

A

1

57
Q

PDS II loses 50% of its strength after how many weeks

A

5-6

58
Q

what is a good suture option for linea alba

A

PDS II

59
Q

what is a good option for sub q, intradermal and urinary tract closure

A

Monocryl

60
Q

T/F non-absorbable suture cause little to no reaction

A

T

61
Q

when are skin sutures typically removed

A

10-14 days post-op

62
Q

when are staples used

A

when time is of the essence

63
Q

what is used to close the linea alba at OVC

A

PDS

64
Q

what is used for spay/neuter ligations at OVC

A

PDS or Monocryl

65
Q

what is used to suture skin at OVC

A

prolene (or staples if good patient and long anaesthetic time)

66
Q

what should you use for hollow viscera

A

PDS (Monocryl if bladder)

67
Q

What should you use for intradermal or sub q suturing

A

Monocryl

68
Q

to remove memory from suture, where should you hold

A

suture (NOT the needle as it may come off)

69
Q

apposing suturing is used for (2)

A

skin, intestine

70
Q

inverting suturing is used for (2)

A

bladder, stomach

71
Q

when would you use simple interrupted

A

linea alba; GI

72
Q

what type of suture pattern is good for skin

A

cruciate

73
Q

when would you use simple continuous

A

viscera, linea alba, intradermal, sub Q

74
Q

what type of suture pattern produces more even tension

A

simple continuous

75
Q

what is a square knot

A

2 opposing, mirror image throws

76
Q

how many throws are necessary for simple interrupted

A

5

77
Q

what is special about a surgeons throw

A

one extra pass through the first loop

78
Q

T/F surgeons knot is safer

A

F

79
Q

what are the rules for simple continuous

A

one extra throw for first knot (6) and two extra throws for last know (7)

80
Q

what are the minimum size tags

A

2-4 mm

81
Q

how is a slip knot created

A

uneven tension; pulling up instead of being parallel with table

82
Q

how long should tags on skin sutures be

A

6-10 mm

83
Q

is a circumferential or transfixing knot more secure

A

transfixing

84
Q
A

Veterinary Anatomy (16 decks)

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