Endodontic Anesthesia: Week 9

Question 1

What is an ABSOLUTE ESSENTIAL to any endodontic treatment?

Answer 1

Profound anesthesia

Question 2

Cornerstone of your modern dental practice and are your greatest practice builders:

Answer 2

Painless injections; Considerate caring manner

Question 3

T/F: RCT may be possible without proudness LA:

Answer 3

False- IMPOSSIBLE

Question 4

What is the first step in atraumatic anesthetic injections?

Answer 4

1. dry mucosa

Question 5

What do you do after the drying the mucosa for an injection?

Answer 5

Let topical anesthetic sit for 60 seconds

Question 6

Vigorously shaking or gently squeezing the lip or cheek while injection is a ___ technique thought to activate the fastener ____ fibers to ____

Answer 6

distraction; alpha fibers; close the gate

Question 7

How long should it take you to inject the LA?

Answer 7

60 seconds (slow and steady and talk to patient while doing this)

Question 8

Palatal injections may be done for:

Answer 8

Any maxillary molars, premolars or anterior teeth

Question 9

What injection is known to be very painful?

Answer 9

Palatal injection

Question 10

More than 1/4 carp of LA for a palatal injection may result in?

Answer 10

tissue sloughing

Question 11

You should not exceed ____ carps when doing a palatal injection

Answer 11

1/4 carps

Question 12

What two things can aid in an “almost” painless palatal injection?

Answer 12

Pressure & Time

Question 13

Use of a ___ as a pre-injection anesthetic was more effective compared with topical gel in reducing pain by patient receiving a palatal injection:

Answer 13

Refrigerant (Endo ice)

Question 14

When using a refrigerant prior to a palatal injection, you should direct the needle tip perpendicular to the:

Answer 14

frosted dimple

(white circle)

Question 15

What will be your biggest challenge in achieving proper anesthetic?

Answer 15

Mandibular molar with acutely inflamed pulpitis

Question 16

Anesthesia here is useless due to the density of corticol plates?

Answer 16

Mandibular molar

Question 17

What is the only portion of local anesthetic that can diffuse through the neuronal membrane:

Answer 17

Non-ionized portion (Free base)

Question 18

T/F: Teeth with acutely inflamed tissues are often VERY resistant to LA

Answer 18

true

Question 19

What would dose/ directions of an anti-inflammatory prior to treatment be?

Answer 19

IBU 600mg one hour prior (78% effective)

Question 20

If you have a good block you should have:

Answer 20

“lip signs”

Question 21

Only AFTER you are POSITIVE That you have numb and FAT lip do you do ANY:

Answer 21

Buccal anesthesia

Question 22

List some examples of supplementary injections following IA block?

Answer 22

1. Intra-ligament (periodontal ligament) injection
2. Intra-pulpal injection
3. Intra-osseous injection

Question 23

List the duration of the more commonly used amides and give examples:

Short:
Medium:
LOng:

Answer 23

Short: <60 min; Mepivacaine

Medium (60-120); Lidocaine, Articaine

Long: More than 120 min; Bupivicaine

Question 24

Aspirate to avoid:

Answer 24

Intra-vascular injection

Question 25

Allows articaine to penetrates cortical bone plates:

Answer 25

Thiophene ring

Question 26

Most painful of injections:

Answer 26

Intra-pulpal (Supplementary injection)

Question 27

Most commonly used LA:

Answer 27

2% Lidocaine with 1:100,000 Epi

Question 28

Maximum safe adult dosage for 2% lidocaine =

Answer 28

8 carpules; 272mg

Question 29

Maximum safe adult dosage for 4% articaine=

Answer 29

4 carpules = 272mg