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Surgery 1 (SAB) > Lecture 9: Special Surgical Instruments & Equipment - LA > Flashcards

Lecture 9: Special Surgical Instruments & Equipment - LA Flashcards

1
Q

What is found in a large animal general pack

A
  • Needle drivers (Mayo-hegar & olsen-hegar)
  • Scalpel handles w/ appropriate blades ( #3 & #4)
  • Scissors (Mayo, metzenbam, & lister bandage scissors)
  • Towel clamps
  • Hemostats
  • Thumb forceps
  • Tissue forceps
  • Hand-held retractors
  • Suction tips
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2
Q

What blades are used w/ a #3 scalpel handles

A
  • 10
  • 11
    *15
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3
Q

What blades are used with a #4 scalpel blade

A
  • 20
  • 22
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4
Q

What type of tissue are mayo scissors used for

A

Thicker tissue

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5
Q

What type of tissue are metzenbam scissors used for

A

Thin, finer dissection

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6
Q

Describe the lorna edna towel clamp

A
  • Non penetrating towel clamp
  • Not commonly used
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7
Q

What is this

A

Lorna Edna Towel Clamp

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8
Q

What are hemostats used for

A
  • Clamping up vessels
  • Clamping off a bunch of different things
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9
Q

What should rochester oschner be used on & why

A

Only on tissue that is being removed b/c they are quite traumatic

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10
Q

Which thumb forceps are traumatic

A

Rat tooth forceps

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11
Q

What is found in a LA laceration pack

A
  • Less instruments
  • Many clinicians prefer olson hegar needle holders
  • Sterile towels for drapes
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12
Q

Which hemostats should be used instead of mosquitoes in LA

A

Kelly hemostats

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13
Q

What is this

A

Gelpi self retaining retractors

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14
Q

What is this

A

Weitlaner self retaining retractors

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15
Q

What is this

A

A balfour retractor used in abdominal retraction in SA

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16
Q

What is this

A

Doyen intestinal forcep

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17
Q

What do doyen intetestinal forceps do

A

Occlude the lumen of the small intestine w/ minimal trauma

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18
Q

What are the advantages of GI staplers

A
  • Faster
  • Inert compared to suture
  • Reduce contamination
  • Preserve blood supply
  • Able to be used in areas of limited accessibility
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19
Q

What are the disadvantages of GI Staplers

A
  • Expensive
  • Leakage is possible
  • May be limited if the tissue is thickened (edema)
  • Need trained personnel
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20
Q

Describe TA-90 GI stapler

A
  • A thoracoabdominal stapler
  • Does not cut only shoots our a double row of stable
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21
Q

Describe an ILA (intestinal linear stapler) & a GIA (GI anastomosis)

A
  • Linear stapler
  • Cuts & divides @ the same time
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22
Q

What is an LDS stapler

A
  • Ligating dividing stapler
  • Useful on mesenteric vessels
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23
Q

Elaborate ligating clips

A
  • Quick ligation of vessels
  • Can slip off easily
  • Need appropriate size for the vessel
24
Q

Elaborate on skin staples

A
  • Rapid closure of surgical incisions
  • Have been associated w/ surgical sit infections
  • Appose or evert tissue never invert the tissue
25
Q

What is this

A

Serra Emasculator

26
Q

What is this

A

Modified White Emasculator

27
Q

What are the serra & modified white used for

A

To simultaneously crush & cut

28
Q

What is this

A

Reimer Emasculator

29
Q

What is a reimer used for

A

To crush & separate cutting w/ the handle

30
Q

What is this

A

Sands Emasculator

31
Q

What are sands used for

A

Crush only

32
Q

What is this

A

Henderson Emasculator

33
Q

What is the henderson used for

A

Twist the cord

34
Q

What is this

A

Henderson equine emasculator

35
Q

What is this

A

Burdizzo

36
Q

What is the burdizzo used for

A
  • Crushing only
  • Young animals may not get a complete crush
37
Q

What is this

A

Newberry knife

38
Q

Elaborate on the newberry knife

A
  • Cuts the scrotum
  • Prevents cutting other structures accidentally
  • Perpendicular cuts don’g allow for ventral drainage
39
Q

What is this

A

Elastrator bands

40
Q

Elaborate on elastrator bands

A
  • Typically done by producer
  • YOUNG animals only
  • Difficult to provide analgesia for several week
41
Q

What animals are emasculators & henderson used on

A

More mature animals

42
Q

What is this & what is it used for

A
  • Chain Ecraseur
  • Can be used in ovariectomies or the removal of other masses w/ blood supple
43
Q

List arthroscopy equipment

A
  • Tower
  • Arthroscope
  • Light cable & fluid line
  • conical obturator
  • Ferris smith rongeurs
  • Currettes
  • Probe
44
Q

What is this

A

Arthroscope

45
Q

What is this

A

Obturator

46
Q

What is this

A

Cannula

47
Q

What is this

A

Ferris smith rongeurs

48
Q

What is this

A

Currettes

49
Q

What is this

A

Limited contact dynamic compression plates (LC-DCP)

50
Q

What is this

A

Locking compression plate

51
Q

What is this

A

Guarded epiglottic hook knife

52
Q

What does LASER stand for

A

Light Amplification by stimulated emission of Radiation

53
Q

What are lasers used for in equine URT surgery

A
  • Scar the tissue to make it less flexible
  • Incise/excise mucosa or masses
  • Can get into tight space of larynx/pharynx
54
Q

What does lasers have a negative effect on

A
  • Wound healing of a primary closed incision due to there being an area of thermal necrosis
  • generates an intense beam of light that can cut, seal, or vaporize tissue; Energized molecules emit a certain wavelength of light
55
Q

What are the advantages of lasers

A
  • Decreased bleeding
  • Decreased swelling
  • Decreased pain
  • Kills bacteria as it cuts
  • Use through the endoscope
  • Precise cutting
56
Q

What are the disadvantage of lasers

A
  • Requires specialized training
  • Equipment is expensive
  • Can result in excessive thermal damage to surround tisues
57
Q

When are lasers used in LA surgery

A
  • Upper airway surgeries
  • Uterine cysts
  • Skin tumors
  • Neurectomy
  • Fusing Hock Joints (Facilitated ankylosis)
  • Hemostasis during laparoscopic surgery

Surgery 1 (SAB) (16 decks)

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