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ANES > ARMAMENTARIUM > Flashcards

ARMAMENTARIUM Flashcards

1
Q

deliver the content at the anesthetic cartridge through the needle to the patient

A

syringe

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2
Q

what are the characteristics of acceptable syringe

A

durable and able to withstand repeated sterilization without damage
capable of accepting a wide variety of needles and cartridge
inexpensive, self contained, light weight and simple to use
harpoon is sharp
provide for effective aspiration

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3
Q

steps in proper injection

A

insert needle in the correct depth
aspirate
deposit/inject

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4
Q

blood is present

A

positive aspiration

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5
Q

fluid or bubble but no blood

A

negative aspiration

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6
Q

what are the types of syringe available in dentistry

A

breech loading metallic cartridge type aspirating
breech loading plastic cartridge type aspirating
breech loading metallic cartridge type self aspirating
pressure syringe
jet injector
computer controlled LA delivery system

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7
Q

most common in dentistry

A

breech loading metallic cartridge type aspirating

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8
Q

it is attached to the barrel of the syringe at the needle of adaptor

A

needle

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9
Q

a sharp tip attached to the piston

A

harpoon

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10
Q

what is the harpoon shape

A

spear and screw

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11
Q

allow to push and pull the piston

A

thumb ring

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12
Q

a plastic, reusable,dental aspirating and both autoclavable and chemically sterilize

A

breech loading plastic cartridge type aspirating

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13
Q

advantages of breech loading plastic cartridge apsirating syringe

A

eliminates metallc, clinical look
light weight
cartridge is visible

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14
Q

to increase the ease of aspiration and uses the elasticity of the rubber diaphragm in the anesthetic cartridge

A

breech loading metallic catridge type self aspirating

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15
Q

for intraligamentary injection or periodontal ligament injection that injected in the PDL space through the gingival sulcus

A

pressure syringe

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16
Q

two types of pressure syringe

A

pistol grip and pen grip device

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17
Q

advantage of pressure syringe

A

permits measured dose
enables a relatively weak administrator to overcome the significant tissue resistance
complete encases the cartridge

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18
Q

disadvantage of pressure syringe

A

easy to inject rapidly
cost

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19
Q

needle less injection at the very high pressure can penetrate intact or mucous membrane

A

jet injector

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20
Q

liquids forced through very small openings called?

A

jets

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21
Q

how many solution calibrated in 2000 PSI

A

0.05-0.2ml

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22
Q

uses of jet injector

A

obtain topical anesthesia before needle insertion
obtain mucosal anestehsia of the palate

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23
Q

used for intramuscular,intravascular or intraoral injections

A

disposable syringes

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24
Q

advantages of disposable syringe

A

single use
sterile until opened
lighweight

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25
Q

disadvantages of disposal syringe

A

does not accept prefilled dental catridge
aspiration is difficult

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26
Q

what LA known for having antihistamine

A

diphenhydramine

27
Q

minimizes the risk of accidental needle stick injury

A

safety syringes

28
Q

improves on the ergonomics and precision of the dental syringe, foot pedal controlled and available flow rates of the LA is consistent from injection to the next

A

computer controlled local anesthetic delivery system

29
Q

care and handling of syringe

A

wash and rinse the syringe as to be free of any LA solution, saliva or others
syringe should be dismantled and all threaded joints should be lubricated
harpoon should be clean with a brush
replace pistons and harpoon in case harpoon loose its sharpness

30
Q

4 problems of syringe

A

leakage during injection
broken cartridge
disengagement of harpoon from plunger during aspiration
surface deposit

31
Q

permit the LA solution to travel from dental cartridge into the tissue

A

needle

32
Q

sensitive and where the needle fracture

A

hub

33
Q

types of bevel

A

monobevel and bi bevel

34
Q

what are the 2 factors in the selection of needle

A

gauge and length

35
Q

what gauge has less pain, not accurate, high deflection of needle and easy to break

A

30

36
Q

what gauge has equal pain, accurate in aspiration, possible for deflection and possible for needle breakage

A

25 and 27

37
Q

what is the based on choosing the needle

A

viscosity of the blood

38
Q

how to measure the needle

A

from the hub to the needle tip

39
Q

20 mm

A

short needle

40
Q

30-32

A

long needle

41
Q

10 mm

A

ultra short needle

42
Q

penetration of significant thickness of soft tissue

A

long needle

43
Q

penetration of significant depths of soft tissue beyond 20 mm

A

short needle

44
Q

care and handling of needle

A

must never be used more than one patient
changes after severaltissue penetration in same patient
covered with protective sheath
attention should always be paid to the position of the uncovered needle tip
must be properly disposed after used

45
Q

problem in needle

A

pain on insertion
breakage
pain on the widthrawal
injury to the patient on administration

46
Q

how to prevent breakage

A

do not bend the needle
do not change direction of the needle when embedded to the tissue

47
Q

a glass cylinder containing LA drug among the other ingredients

A

cartridge

48
Q

cartridge content

A

LA drug
vasopressor/ epinephrine
antioxidant/ sodium bisulfite
sodium chloride
distilled water
methylparaben

49
Q

makes the solution isotonic with the tissue of the body

A

sodium chloride

50
Q

8 problems in cartridge

A

bubbles
extruded stopper
burning on injection
sticky stopper
eroded cap
rust on the cap
leakage during injection
broken cartilages

51
Q

being trapped in the cartridge and potentially destroyed the vasopressor

A

small bubbles

52
Q

result of freezing the anesthetic solution

A

large bubbles

53
Q

what gas used to prevent the oxygen trapped in cartridge

A

nitrogen gas

54
Q

what antispetic is not used on patient that has hyperthyroidism and prescribed after oral surgery

A

povidone iodine

55
Q

contents of povidone iodine

A

1% mouth rinse
7.5% soap
10% betadine

56
Q

prescribed after perio treatments and can cause tooth discoloration

A

chlorhexidine

57
Q

contents of chlorhexidine

A

0.12% or 0.2% concentration
2% rct procedures

58
Q

usually prescribed in medical field

A

hexetidine

59
Q

solution of hexitidine

A

5%

60
Q

place directly at the site of penetration approx for 1 min

A

topical anesthesia

61
Q

an ester anesthesia only available as topical

A

benzocaine 20%

62
Q

an amide available as topical and injection

A

lidocaine

63
Q

how many percent solution is lidocaine as topical

A

5%,10% and 15%

ANES (7 decks)

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