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
2. The Herbst appliance – generations
Gen. I – Banded and crown Herbst
Gen. II – Herbst directly onto archwires
Gen. III – Cantilever Herbst
Gen. IV – The Ball joint attachments
www.indiandentalacademy.com
3. RFFA’s : The Ventral Telescope
www.indiandentalacademy.com
4. RFFA’s : The Magnetic Telescopic device
- Ritto – 1997
www.indiandentalacademy.com
5. RFFA’s : The Mandibular Protraction
Appliance ( MPA)
-Coelho Filho – 1995,97,98,2001
MPA I
www.indiandentalacademy.com
6. RFFA’s : The Mandibular Protraction
Appliance ( MPA)
MPA I
www.indiandentalacademy.com
7. RFFA’s : The Mandibular Protraction
Appliance ( MPA)
MPA II
www.indiandentalacademy.com
8. RFFA’s : The Mandibular Protraction
Appliance ( MPA)
MPA II
www.indiandentalacademy.com
9. RFFA’s : The Mandibular Protraction
Appliance ( MPA)
MPA III
www.indiandentalacademy.com
10. RFFA’s : The Mandibular Protraction
Appliance ( MPA)
MPA IV
www.indiandentalacademy.com
21. Effects due to the Herbst appliance
www.indiandentalacademy.com
22. Effects due to the Herbst appliance
www.indiandentalacademy.com
23. Herbst appliance in an adult
a)Dento-alveolar changes
b)Source of anchorage
c)TMJ dysfunction
www.indiandentalacademy.com
24. Clinical considerations for a fixed
functional appliance
Appliance selection
Archwire selection – Upper + Lower
Initial adaptation of the patient
Stepwise advancement
Considerations of retention
www.indiandentalacademy.com
25. Clinical considerations for a fixed
functional appliance
Appliance selection
PEA preferable (specially in the lower
arch)– rigid rectangular wire with labial
root torque on anteriors.
Upper appliance dependant on the
malocclusion
www.indiandentalacademy.com
26. Clinical considerations for a fixed
functional appliance
Archwire selection
Upper archwire – atleast 0.018” SS (Begg)
or 0.017 X 0.025” SS (PEA)
Lower archwire – 0.019 X 0.025” (PEA)
0.021 X .025” (Tip-edge)
0.022 X 0.018” ( Begg)
www.indiandentalacademy.com
27. Clinical considerations for a fixed
functional appliance
Initial adaptation of the patient
Acrylic splint with mandible postured
forward for muscle adaptation and
training the patient
www.indiandentalacademy.com
30. Clinical considerations for a fixed
functional appliance
Stepwise advancement – Not always
necessary
Considerations of retention - How long
- with what?
www.indiandentalacademy.com