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FCP - Yr 3 > surgical instruments > Flashcards

surgical instruments Flashcards

1
Q

what are surgical instuments commonly made of?

A

surrgical steel - resistant to corrosion

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2
Q

what does the gold handles on an insturment mean?

A

instruments have tungsten carbide implants which are particularly strong and used as blades or for gripping.

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3
Q

when ar scalpels used?

A

to cut the skin or to cut internal tissue when you dont want to crush the tisuse with scisors

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4
Q

what are the three most common blades sured in small animal surger?

A

No 10, 11, 15

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5
Q

when is a no 10 blade used?

A

most common used - cutting edge with a large convex surface

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6
Q

when is a no 11 blade used?

A

stab incissions into hollow visera such as bladder or stomach

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7
Q

when is a no 15 blade used?

A

precise cuts such as ureethrostomoies - more delicate with smaller convex cutting edge

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8
Q

how is the scalpel held?

A

in a pen hold grip for stable and accurate cut or a palm/power grip for thicker and tougher tissue to be cut

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9
Q

what is the difference betweenthe scalple handle used in smalland large animals?

A

small used smaller no 3 handle large used larger no 4 handle

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10
Q

what are scissors used for?

A

cutting of tissue or for blunt dissection

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11
Q

what are the name and use of these scissors?

A

mayo - heavy duty, cutting thick tissue eg linea alba

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12
Q

what are the name and use of these scissors?

A

Metzenbaum scissors - are delicate scissors for use in subcutaneous tissues and viscera.
They can be straight or curved. The latter allow better visualisation of the tissue being dissected

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13
Q

what are the name and use of these scissors?

A

Suture (cutting) scissors - are used to cut sutures.
Their blunt ended top blade means that they are less likely to inadvertently cut tissue when cutting the sutures.

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14
Q

what are the name and use of these scissors?

A

Iris scissors- have two sharp tips. They are used when fine cuts are required such as during a feline urethrostomy.

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15
Q

what are the two ways to hold scissors?

A

tripod grip and reverse grip

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16
Q

what is the benifit of palming off ringed instuments?

A

allows the other digits of the hand to be used

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17
Q

what are the three common needle holders used?

A
  • Mayo Hegar,
  • Olsen Hegar
  • Gillie
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18
Q

what type of needle holders are these ?

A

olsen hegar (with tungsten carbide implants)

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19
Q

what type of needle holders are these?

A

mayo hegar
(no scissor)

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20
Q

what type of needle holders are these?

A

Gillies (with tungsten carbide implants)
(non-ratchet)

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21
Q

what are treves rat toothed forceps used for?

A

heavy duty with a single tooth interdigitating with two on the opposing tip. These can be traumatic to the tissues but very secure to pick up tissue with

22
Q

what are dressing forceps?

A

these are for applying dressings, have no ‘rat-teeth’ and are particularly traumatic to tissues as pressure is needed if used for this purpose

23
Q

what are adson rat-tooth forceps?

A

these are fine forceps with a small rat tooth grip

24
Q
A
25
Q

what are debakey forceps and what are they used for?

A

these have longitudinal and transverse serrations. Originally designed for vascular use they are the least traumatic of the thumb forceps

26
Q

what type of forceps are these?

A

treves rat toothed forceps

27
Q

what type of forceps are these?

A

dressing forceps

28
Q

what type of forceps are these?

A

adson rat-tooth forceps

29
Q

what type of forceps are these?

A

debakey forceps

30
Q

what is the porpose of harmostatic forceps?

A

to occlude blood vessels and prevent haemorrhage
- either straight or curved and come in varitet of sizes with differing patternes of interdigitations at thier tips

31
Q

what are the common types of haemostatic forceps?

A

Halsted mosquito, Spencer Wells and Carmalt

32
Q

what type of haemostatic forceps are these?

A

Halsted mosquito

33
Q

what type of haemostatic forceps are these?

A

halsted mosquito

34
Q

what type of haemostatic forceps are these?

A

spencer wells

35
Q

what type of haemostatic forceps are these?

A

carmalt

36
Q

what type of tissue forceps are these and what is their use?

A

Allis – relatively traumatic and should not be applied to the skin

37
Q

what type of tissue forceps are these and what is their use?

A

Babcock – triangular shape at the end with longitudinal striations. Are less traumatic but have a tendency to slip

38
Q

what type of tissue forceps are these and what is their use?

A

Doyen – use to manipulate bowel. These are atraumatic. They can come with a red rubber tubing coverings to the jaws. These should be removed

39
Q

what is the purpose of retrators?

A

They are designed to improve visibility or exposure allowing for easier and more accurate surgery

Placing tissues under tension reduces bleeding and allows easier cutting and dissection

can be self-retaining or handheld

40
Q

what is this an example of?

A

abdominal retractor - balfour - self retaining (threepoint retractor with prevents rotation)

41
Q

what is this an example of?

A

Thoracic retractor – Finchietto with a ratchet mechanism that can gradually retract ribs (two-point retractor).

42
Q

what is this an example of?

A

Gelpi retractor – most widely used and often placed in pairs at right angles. (self retaining)

43
Q

what is this an example of?

A

Travers retractor – less prone to swiveling due to multiple teeth but can not be placed in such small areas as the Gelpi.

44
Q

what type of hand held retrator is this?

A

senn

45
Q

what type of hand held retrator is this?

A

lagenbeck

46
Q

what type of hand held retrator is this?

A

hohman (often used in orthopeadics)

47
Q

what type of hand held retrator is this?

A

malleable (can be bent into shape depending on operation)

48
Q

what type of towel clamp is this?

A

backhaus

49
Q

what type of towel clamp is this?

A

cross over towel clamp

50
Q
A

FCP - Yr 3 (29 decks)

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