Good theatre practice Flashcards

1
Q

define sepsis

A

the presence of pathogens

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2
Q

define asepsis

A

free from infection

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3
Q

define antisepsis

A

prevention of sepsis

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4
Q

what is strerilisation

A

elimination of all mircoorganisms including spores

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5
Q

define disinfection

A

removal of microorganisms (does not always include spores)

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6
Q

what is a disenfectant?

A

agent that will distroy mircoorganisms

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7
Q

what needs to be done regarding the instuments used for surgery?

A
  • cleaned,
  • checked for damamge and that they are working effectivly,
  • sterilised to maintian asepsis
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8
Q

Give an example of a weekly theatre cleaning routine:

A
  • Morning Damp dusting – First thing.
  • Between cases – Immediate action required
  • At the end of day – disinfectant solutions
  • Once a week – Deep cleaning, All areas remember the hard to reach places
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9
Q

how do you check a theatre has been cleaned corrrectly?

A

take regular swabs for culture growth (remember had to reach areas), skins, taps, operating table

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10
Q

Preoperative preparation of the patient

what needs to happen to the patient the 12ish hours before surgery?

A

starvation

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11
Q

Preoperative preparation of the patient

is bathing needed before a surgery?

A

depends of the breed and the type of surgery occuring, might be needed a few days before

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12
Q

when can clipping of the area be done?

A
  • before surgical day (can irritate the skin and cause microorganism overgrowth)
  • prior to induction (if patient is cooperative)
  • once induction has been done
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13
Q

Preoperative preparation of the patient

what special preperation is sometimes needed for lower GI surgery?

A

enema

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14
Q

Preoperative preparation of the patient

what special preperation is sometimes needed for urinary tract and abdominal surgery?

A

urinaty catherterisation (reduces size of the bladder provides more room in abdomen)

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15
Q

Preoperative preparation of the patient

what special preperation is sometimes needed for oral surgery?

A

flushign of the mouth with dilute hibiscrub

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16
Q

Preoperative preparation of the patient

what special preperation is sometimes needed for foot surgery?

A

apply bags with hibiscrub, allowing feet to soak , to remove all dirt

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17
Q

what are the key questions to ask before surgery?

A
  • patient history has been confirmed
  • not sensitive to chosen dienfectants
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18
Q

what are the 3 main steps of preoperative pateint preperation?

A
  • cannula
  • catheter
  • cleaning
19
Q

what is used for/needed for the preoperative scrub/clean of animal?

A
  • sterile bowl
  • sterile lint-free material (10x10 gause swab)
  • sterile/non-sterile gloves can be worn but hands must bee clean
20
Q

what solution is used for the surgical scrub solution

A
21
Q

what two preoperative procedures require a sterile scrub to be performed before they are carried out?

A

IV cannulas and urinary catheters

22
Q

what areas of the body require preoperative sterile flushign prior to exploratory or repair surgery?

A

wounds, eyes, ears, mouth and feet

23
Q

why is surgical scrubbing of the patient vital?

A

animal carries commensal bacteria of skin that can be opportunistic and pathogenic if allowed to enter the body

24
Q

what technique is used for the surgical scrub of the animal skin?

A

circular motion moving outwards way from the incision site

25
Q

what is the nomal solution used for cleaning preperation of the patients skin? how long does this need to be in contact?

A

chlorohexidine 2%, minimum of 5 minutes

26
Q

what skin cleaning solution is used for patients that have chrohexidine sensitivites? how long does this need to be in contact?

A

povidone iodine 7.5%, for 3 minutes

27
Q

what are the issues with using povodine iodine fro a surgical skin scrub?

A

does not achive good bacteriocidal effects inthe presence of gross contamination (mud, blood)

28
Q

what solution is usded to clean ocular areas?

A

Povidone Iodine 0.2%-2% or 1:50 dilution.
(chlorohexidine is an irritant to the mucus membrane)

29
Q

what cleaning solution is used for the ear?

A
  • flushed frist with saline
  • then dilute 0.2% chlorohexidine
30
Q

what cleaning solution can be used for feet?

A

wrapped in a bag containing 2% chlorohexidine left for 5 mins to remove gross contamination, then clipped and scrubbed for another 5 mins

31
Q

what can be used to clean open wounds prior to surgey?

A

0.9% saline

32
Q

what should not be used in open wounds prior to surgery and why?

A

chlorohexidine as it has been found to be toxic to cells and could cause delayed wound healing and problems post op

33
Q

what is used to clean the mouth prior to surgery?

A

0.1% chlorohexidine (dogs) (premade rinse)

34
Q

what are the isses of using chlorohexide for oral cleaning in cats?

A

research has shown that can lead to oral ulceration of mucus membrane - need to use proper oral scrub for cats

35
Q

what are the issues with other wetting during the srugical scrub of the patient?

A

can lead to strike through of the surgical drapes, and cooling of the patient leading to hypothermia

36
Q

why do we drape the patient?

A
  • to maintian asepsis
  • prevent contamination of surgical site
37
Q

what should drapes cover?

A

where practical - the entire patient only leaving the surgical site visible

(not needed for cat castrate or large animal)

38
Q

what are the advantages of disposable drapes?

A
  • more cost effective
  • better at repetting liquids (prevent strike through)
39
Q

what is strike through in a surgical sense?

A

then the blood and fluid or liquid from above the drape soak into the drape and can hurbour bacterial growth

40
Q

what are the uses for a fenestrated drape?

A

for small procedures with small animals

41
Q

what draping technique is used for a large surgery

A

4 corner draping

42
Q

what is an adhesive barrier drape? when are they used?

A

sticky on one side and can be fixed to patient, act like a second skin, helpful for limb surgery where surgeon wants to move the limb

43
Q

what can adhesive barrier drapes be inpregnated with and what does this do?

A

inpregnated with iodine to provide an extra barrier for asepsis