Basic Surgical Techniques Flashcards

1
Q

what are the three basic surgical technique principles

A

risk assessment
aseptic technique
minimal trauma to hard and soft tissues

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2
Q

name the 12 stages of surgery

A

consent
surgical pause/ safety check
anaesthesia
access
bone removal as necessary
tooth division as necessary
debridement
suture
achieve haemostasis
post op instructions
post of meds
follow up

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3
Q

what are the three things to look at on the radiological assessment of a tooth to be extracted

A

root morphology
the bone
surrounding structures

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4
Q

what level of consent should be achieved for procedures requiring general anaesthetic or sedation

A

written consent

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5
Q

what must be stated in the written consent

A

risks and complications

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6
Q

what steps should be involved in the surgical safety checklist

A

check correct patient - check DOB and address
get patient to tell you what tooth they understand is being extracted in their own words

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7
Q

what is the step that would come after the surgical safety checklist

A

administering local anaesthesia

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8
Q

how deep should the surgical access flap be

A

down to the bone

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9
Q

what is a mucoperiosteal flap

A

lifting the mucosa and the periosteum - this is maximal access with minimal trauma

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10
Q

why when doing a 3 sided flap in the mandible do you not leave distal-leave-in incisions

A

this is where the lingual nerve sits

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11
Q

what is another term for a two sided flap

A

envelop flap

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12
Q

what handpiece and bur is used for bone removal

A

electrical straight handpiece with saline cooled bur

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13
Q

how fast does the electrical straight handpiece and saline cooled bur used rotate

A

40 revs per minute

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14
Q

what is surgical emphysema

A

air driven into soft tissues near the bone - can be life threatening and can spread to neck and chest, causing sepsis in worst case scenario

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15
Q

why do we not use air driven handpieces in oral surgery

A

may lead to surgical emphysema

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16
Q

name some uses of elevators

A

provide a point of application for forceps
loosen teeth prior to forceps
extract a tooth without forceps
removal of multiple root stumps
removal of retained roots
removal of root apices

17
Q

what are the three movements you can use with the elevator

A

wheel and axle
wedge
lever

18
Q

what are the six points of application

A

mesial
buccal
distal
superior (upper)
mesial buccal
Inferior (lower)

19
Q

what is used for physical debridement

A

bone file or handpiece to remove sharp bony edges
mitchells trimmer or victoria curette to remove soft tissue debris

20
Q

what are the aims of suturing

A

reposition tissues
cover bone
prevent wound breakdown
achieve haemostasis
encourage healing by primary intention

21
Q

what are indications of non-absorbable sutures

A

extended retention periods required
must be removed post op
closure of OAF or exposure of canine tooth

22
Q

what are indications of polyfilament sutures

A

easier to handle
several filaments twisted together
prone to wicking - oral fluids and bacteria move along the length of the suture and can result in infection

23
Q

what are the indications of absorbable sutures

A

holds tissues together temporarily
if a removal of suture is not possible
review not required

24
Q

what is the mode of function of absorbable sutures

A

vicryl breakdown via absorption of water into filaments causes polymer to degrade

25
Q

what are indications for monofilament sutures

A

single strand
pass easily through the tissue
resistant to bacterial colonisation

26
Q

what are the three types of suture needles

A

curved
cross section
round

27
Q

how can you achieve haemostasis peri-operatively

A

LA with vasoconstrictor
artery forceps
diathermy
bone wag

28
Q

how can you achieve haemostasis post operatively

A

pressure
LA infiltration
diathermy
WHVP
surgical
sutures

29
Q

what are the four nerves at risk of being damaged by removal of 3rd molars

A

lingual
IAN
mylohyoid
buccal

30
Q

what are examples of analgesia

A

ibuprofen
paracetamol
cocodamol

31
Q

what are complications of oral surgery

A

pain
swelling
bruising
trismus
paraesthesia/ anaesthesia

32
Q

what are complications of oral surgery

A

pain
swelling
bruising
trismus
paraesthesia/ anaesthesia