Splint Therapy Flashcards

(44 cards)

1
Q

What is bruxism?

A

bruxism is a repetitive jaw-muscle activity characterized by clenching or grinding of the teeth and/or by bracing or thrusting of the mandible

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2
Q

What are the types of bruxism?

A

can occur during sleep (sleep bruxism) or during wakefulness (awake bruxism)

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3
Q

What are the symptoms (or not) of bruxism?

A

Can be asymptomatic, or result in symptoms
ranging from tooth sensitivity and chronic pain to destruction of the dentition

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4
Q

Occlusal Splints do or do not stop patient from bruxing?

important

A

do NOT

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5
Q

What is the etiology of sleep bruxism?

A
  • Exact etiology unknown
  • Associated with:
    — Microarousals (i.e. obstructive sleep apnea)
    — Psychosocial factors
    — Genetics?
    — Obstructive Sleep Apnea
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6
Q

Some insurance plans require _____________ before making the splint or occlusal orthotic

A

pre-authorization

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7
Q

State sponsored Dental coverage benefits should cover the appliance if you have a diagnosis of __________________________

A

Temporomandibular Disorders

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8
Q

What is the billing code for occlusal orthotic device?

A

D7880

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9
Q

What are other names for orthopedic appliance therapy?

A

◦ Nightguards
◦ Occlusal guards
◦ OCCLUSAL ORTHOTIC DEVICE
◦ Interocclusal splints
◦ Bite guards or bite planes
◦ Orthotics or orthoses
◦ Bruxism appliances
◦ Splints

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10
Q

Why are orthopedic appliance therapys beneficial?

A
  • Routinely used in treatment of TMD
  • Removable acrylic resin appliances
  • Covers the teeth on one arch
  • Alters occlusal relationships
  • Redistributes occlusal forces
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11
Q

What is centric relation (CR) also called?

A

Retruded Contact Position (RCP)

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12
Q

What is the definition of CR?

A

Point of initial tooth contact when the condyles are guided along the posterior slope of the articular eminence into their most superior position on jaw closure

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13
Q

What is the definition of centric occlusion (CO)/ intercuspal position?

A

mandibular position with the most complete interdigitation of opposing teeth independent of condylar position

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14
Q

How do you need to tell the lab to make occlusal guards?

A
  • Posterior splint thickness = 3-4mm
  • MAY Add 4 ball clasps OR make a FLEX liner or all acrylic or dual laminate
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15
Q

Bite registration needs to open posterior bite by _____ POSTERIORLY

A

3mm

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16
Q

What are the functions of appliance therapy?

A
  • Treats masticatory muscle & TMJ pain and dysfunction
  • Alters functional relationships in the TMJ
  • Prevents tooth wear & mobility
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17
Q

Occlusal splints can minimize the strain on the TMJ by lowering the…

A

intensity, frequency, or length of time spent on non-functional oral activities and protect the teeth and restorations

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18
Q

What are the types of splints?

A
  • The first type includes splints made from hard acrylic resin. These can be created through chemical curing or by the application of heat and pressure.
  • On the other hand, soft occlusal splints are made using pliable plastics resulting in a splint with a flexible surface.
  • A combined material, referred to as dual-laminated, merges these characteristics, consisting of a hard acrylic resin on the occlusal surface and a softer interior liner.
19
Q

What are the four types of splint therapy?

A
  • Soft splint
  • Stabilization splint
  • Anterior repositioning splint
  • Anterior Bite splint (NTI)
20
Q

Over the counter splints are soft - the patient boils the appliance and bites into it while warm therefore called “boil and bite” night guard for ______________ use

21
Q

What are the 2 stabilization splint types for adults?

A
  • Acrylic flat plane stabilization
    splint
  • Anterior Repositioning Splint:
22
Q

What is a Acrylic flat plane stabilization splint?

A

Treats muscle and TMJ Disorders : myalgia, myofascial pain, arthralgia, osteoarthritis and ligamentitis

23
Q

What is the Anterior Repositioning Splint?

A
  • Treats Acute anterior disc displacement without reduction & intermittent non-reduction by unloading posterior attachment
  • Has indexing or indentations holding jaw anteriorly to reduce inflammation on the posterior attachment reducing acute pain
24
Q

What are the indications for stabilization splints?

A
  1. Myalgia or Myofascial Pain
  2. Arthralgia
  3. Osteo/Rheumatoid Arthritis
  4. Anterior disc displacement with reduction
  5. Attrition prevention
25
What are the patient instructions for stabilization splints?
- When removing splint from mouth, tell patient that it may take a few minutes to “find their normal bite” - The patient should be accustomed to appliance within 1 to 2 weeks - Pain & Symptoms should begin to improve within 3 to 4 weeks (but may take longer & up to 2-3 months) - Keep appliance in case when not wearing - Keep appliance moist by placing small amount of water in case - HIDE from DOGS - Do NOT Wear >8 to 12 hours per 24 hours - Wear night time if pain is worse on awakening - Wear daytime if pain is worse during day or at end of day BUT remove at mealtime - Clean appliance with toothbrush, toothpaste or soak in Efferdent or orthodontic retainer solution UNLESS there is a soft liner inside the appliance
26
What are the functions of a stabilization appliance?
- Provide joint stabilization - Relaxes the elevator (closing) muscles - Provide stable occlusion - Increases awareness of jaw habits - Alters rest position of jaw to a more relaxed, open position
27
What affects the symptom improvement?
- Failure to show an initial positive response may be related to: --- Noncompliance --- Chronic pain behavior/bruxism --- Degree of TMJ pathology --- Misdiagnosis
28
What is an anterior repositioning splint?
- Indexing holds jaw anteriorly to unload posterior attachment, improve pain unloading posterior attachment and Possibly improve Disc position to seat onto condyle
29
The the mandibular anterior repositioning splint: bite registration is taken by moving mandible forward by _____ mm
1-2 mm
30
What are the indications for anterior repositioning splint?
- Primarily indicated for ACUTE TMJ pain associated with disc displacement with reduction - Anterior disc displacement with intermittent nonreduction (catching) - Anterior disc displacement without reduction with significant pain in TMJ
31
An anterior repositioning appliance may affect TMJ disc displacement in 3 ways...
- Alters adverse loading in the TMJ (unloads the posterior attachment) - Alters the structural condyledisc relationship - Reduces associated muscle splinting
32
When is day wear indicated for an anterior repositioning splint?
if locking with pain primarily occurs in daytime
33
When is night wear indicated for an anterior repositioning splint?
if jaw locking primarily occurs on awakening
34
What do you replace an anterior repositioning splint with?
Replace with stabilization splint in 6-12 weeks once joint pain/dysfunction is controlled
35
What is a nociceptive trigeminal inhibition tension suppression system (NTI)? | also called a partial coverage appliance
a small segment of the maxillary anterior teeth, typically 2 to 4 incisors
36
What are the risks associated with wearing an NTI (nociceptive trigeminal inhibition tension suppression system)?
- may lead to **irreversible changes in the occlusion** over time if not adequately supervised by a dental professional. - a chance for the **overeruption of the unopposed premolars and molars** which may lead to **anterior open bite**. The open bite could also happen from the intrusion of the anterior teeth which hold the NTI-tss - **Mobility of the mandibular anterior teeth** may also result - Occlusal forces may lead to the **displacement of the maxillary anterior teeth** which hold the NTI - may lead to **mouth dryness** during sleep, as it can keep the mouth slightly open - it **could be swallowed or inhaled**, which could be life-threatening; such severe incidents have been reported
37
What are the benefits of soft splints for pediatric pts?
- Effective in pediatric patients - Less effective in adults - Protects teeth from trauma - Does not decrease bruxism; may increase bruxism in adults - May be helpful for short-term use - Inexpensive
38
Why can ONLY a SOFT SPLINT be used in pediatric patients?
- Because the soft splint will not block the eruption of the permanent teeth - An Acrylic splint is rigid and may block the eruption of the permanent teeth and it will NOT fit after the teeth erupt
39
What do parents need to know about the soft splint for children?
The soft splint is very inexpensive but inform parents that after the permanent teeth erupt, a new acrylic splint is needed so they know the cost up front
40
What follow-up appointments are needed for splints?
- 2 weeks - 1 month - 3 months - 6 months (as long as patient wears splint) --- Check fit and occlusal balance --- Check fit and LOOK for OCCLUSAL WEAR. Show patient wear patterns- EDUCATION. --- Follow-up with pain & adjust medications, f/u with physical therapy
41
What to look for during an adjustment of a splint?
- Wear patterns on the splint to determine how heavily your patient is clenching or grinding. Side-to-side markings indicate bruxism - Fractures in splint due to heavy clenching - Delamination of soft liner
42
What are the complications with excessive or incorrect use of splints?
1. Occlusal changes (i.e. open bite) 2. Speech difficulties 3. Caries 4. Gingival inflammation 5. Malodor 6. Psychological dependence
43
Why do you need to adjust a splint?
- It is your LEGAL RESPONSIBILITY - To correct for changes in occlusion as pain, muscle activity, inflammation, edema, or soft tissue relations change. - Malocclusion due to arthritis must be monitored once per month for 6 months and the splint serves a diagnostic purpose to see if occlusal contacts on splint are stable over time
44
What are the final thoughts about splints?
- Limit wear to 8-12 hours long term - May improve clicking but not necessarily eliminate it - Do NOT promise the patient that it will “cure” their symptoms - Should decrease pain, tightness, & locking - Adjust splint on regular basis - Evaluate patient’s occlusion to ensure that it is not changing due to splint wea