Occlusal Splint Therapy

Question 1

What name upper splint used splint therapy?

Answer 1

Michigan splint

Question 2

Example of lower splint used splint therapy?

Answer 2

Tanner appliance

Question 3

Examples of other splints used splint therapy?

Answer 3

Occlusal splints

Stabilisation splints

Question 4

What can be splints be made from?

Answer 4

Hard or soft acrylic

Hard more effective

Question 5

What is an occlusal splint?

Answer 5

Removable device made of acrylic resin that fits between mandibular and maxillary teeth

Question 6

Indications splint therapy?

Answer 6

TMJ dysfunction and pain
Dx occlusal disharmony 
Severe bruxism 
Establish CR 
Protection extensive dental work

Question 7

Aims splint therapy?

Answer 7

Allow condyle seat optimal position - stabilise and improve function TMJ
Optimal function neuromusculature system
Protect teeth adverse loading/ attrition

Question 8

How effective are splints?

Answer 8

Most effective pain of musculature origin

Question 9

Features of splint?

Answer 9

Uniform contact in CR
Canine guidance to separate posterior teeth in lateral excursion
Anterior guidance on protrusion

Question 10

What does full coverage split do?

Answer 10

Create ideal occlusion

Question 11

Clinical stage of splint construction?

Answer 11

Visit 1: upper and lower alginate imps and facebow to record jaw reg in CR

Visit 2: fit

Review: may need adjust so in CR

Question 12

How fit splint?

Answer 12

Seat and check for retention and even coverage
Initial ICP= RCP
Check ideal occlusion

Question 13

Adv of soft splint?

Answer 13

Better tolerate by pt
Easily constructed
Cheap

Question 14

Disadv soft splint

Answer 14

Hard adjust

Encourage bruxism

Question 15

What is occlusal adjustment?

Answer 15

Adjusting to remove unwanted/interfering contacts

Question 16

How adjust occlusion

Answer 16

Carefully - don’t remove excessive tissue
Need accurate record occlusion prior
Informed consent

Question 17

When may want to adjust the occlusion

Answer 17

Eliminating fremitus in periodontally involved tooth
Reducing cusp of over erupted tooth
Reduce load on compromised tooth

Question 18

What is occlusal equilibrium?

Answer 18

Reorganising to give ideal occlusion by selective adjustment

Question 19

What is Dahl concept?

Answer 19

A procedure where restorative placed in supra-occlusion with intention of dentition to adapt to altered occlusal scheme - achieve even contact ICP via -over-eruption and intrusion

Question 20

Basic Dhal concept?

Answer 20

Placing restoration in supra-occlusal

Posterior teeth will re-establish contact

Question 21

Indication to use Dhal?

Answer 21

Anterior tooth wear case when loss vertical height

Restoring teeth normal contour by increased VD

Question 22

How plan a case when want to use Dhal?

Answer 22

Impressions/ facebow and occlusal records
Diagnostic wax up on cast
Pt - informed consent

Question 23

What to warn pt of if using Dahl?

Answer 23

Functional issues for a few weeks - achieve occlusal contact 6-8 weeks

Question 24

Issues of using Dahl?

Answer 24

Most pt adapt quickly - some may not

Small no of pt tooth movement won’t occur - may need restorative intervention of posterior teeth