The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats. Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics, Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call 00919248678078

1. HABITS
www.indiandentalacademy.com

2. INDIAN DENTAL ACADEMY
Leader in continuing dental education
www.indiandentalacademy.com
www.indiandentalacademy.com

3. •
•
•
•
•
•
Thumb / Digit sucking
Tongue thrusting
Lip-sucking / lip-biting
Nail biting
Mouth breathing
Bruxism
www.indiandentalacademy.com

4. Thumb / digit sucking habit
• Freudian’s psychoanalytic theory
• Benjamin’s learned-behavior theory
www.indiandentalacademy.com

5. Haryett (1967) experiment
Children were divided into 6 grps.
1) no treatment
2) psychological t/t
3) palatal arch
4) palatal arch & psychological t/t
5) palatal crib*
6) palatal crib & psychological t/t
www.indiandentalacademy.com

6. Rooting & placing reflex
theory
www.indiandentalacademy.com

7. Clinical manifestations
www.indiandentalacademy.com

8. Extra-oral
convex profile, incompetent lips,
Increase in ant. face ht. (long face)
Saggital
• Proclination of upper
anteriors
• Retroclination of
lower anteriors
• Protruded premaxilla
• Retruded mandible
• Class II skeletal
(&/or dental) relation
Vertical
• Anterior open bite
• Intrusion of lower
anteriors
Transverse
• Collapse of upper arch
(posterior crossbite)
www.indiandentalacademy.com

9. Treatment of thumb-sucking
• Phase 1 – normal & sub-clinically significant
sucking (0-3 yrs.)
encourage breast feeding
Nuk-sauger nipple
• Phase 2 – clinically significant sucking (3-7yrs.)
psychological counseling
extra-oral restraining device
• Phase 3 – intractable sucking (7yrs. Onwards)
psychological counseling
reminder charts & parental guidance
intra-oral appliance
mechanical obstruction
neuromuscular aid
psychological crutch
www.indiandentalacademy.com

10. Mechanical blocking device
• Rake
• Fork
• Grate
www.indiandentalacademy.com

11. www.indiandentalacademy.com

12. www.indiandentalacademy.com

13. www.indiandentalacademy.com

14. Tongue thrusting
• Anterior
• Posterior (lateral)
www.indiandentalacademy.com

15. Etiology of ant. Tongue thrust
•
•
•
•
•
•
Bottle feeding
Inheritance
Enlarged tongue
Ankyloglossia
Enlarged tonsils / adenoids
Secondary to thumb-sucking habit
www.indiandentalacademy.com

16. • Tongue at rest
www.indiandentalacademy.com

17. Preparatory swallow :
- bolus collected on posterior part of tongue
- complete seal
www.indiandentalacademy.com

18. • Oral phase :
-palate withdraws
- Tongue drops
- - hyoid bone starts to rise
www.indiandentalacademy.com

19. • Pharyngeal phase :
- superior pharyngeal wall constricts
- hyoid moves further upward & forward
www.indiandentalacademy.com

20. • Esophageal phase :
- return to rest
www.indiandentalacademy.com

21. Characteristics of tongue thrust
• A thrusting movement of tongue against
ant. teeth
• Slight or no contraction of muscles of
mastication
• Strong contraction of the lip musculature
• Movement of the hyoid bone in oblique or
forward direction
• Distortion of speech sounds
www.indiandentalacademy.com

22. www.indiandentalacademy.com

23. www.indiandentalacademy.com

24. www.indiandentalacademy.com

25. www.indiandentalacademy.com

26. Lip-sucking / lip-biting
• Mostly lower lip
www.indiandentalacademy.com

27. www.indiandentalacademy.com

28. www.indiandentalacademy.com

29. www.indiandentalacademy.com

30. www.indiandentalacademy.com

31. www.indiandentalacademy.com

32. www.indiandentalacademy.com

33. Mouth breathing
www.indiandentalacademy.com

34. www.indiandentalacademy.com

35. www.indiandentalacademy.com

36. www.indiandentalacademy.com

37. www.indiandentalacademy.com

38. Thank you
www.indiandentalacademy.com
Leader in continuing dental education
www.indiandentalacademy.com