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

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Dr.E. Munirathnam Naidu Principal  Dr.P. Jayakumar Professor & H.O.D  Teaching Staff Department of Orthodontics Meenakshi Ammal Dental College Chennai 

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Bite jumpers ideally “jump the bite” “Jumping the bite” means change in Sagittal inter- ar relationship due to anterior displacement of the mandible. Mandibular position changes from retruded position to a favourable position. Used in Class II div. 1 www.indiandentalacademy.com


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Bite Plate Activator Bionator Frankel Twin Block MGA

Herbst Jasper jumper MARS appliance MPA 1,2&3 ABC Churro jumper www.indiandentalacademy.com


Patient A

Age: 8yrs

Sex : Female

Diagnosis :

Dento-alveolar class II div.1 malocclusion on a class II Skeletal base with an average growth pattern. Treatment Plan : Phase I - Balter’s Bionator Phase II- Fixed appliance for final finishing

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CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative SNA 750 SNB 690 GoGn.SN 320 | to NA 380 to NB 260 Sum of Angles 3960

Post-operative 740 720 340 350 270 3980

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CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Facial Angle Facial Axis Upper Lip.E-Plane Lower Lip.E-Plane FMA IMPA

Pre-operative 850 840 +1mm -2mm 250 920 www.indiandentalacademy.com

Post-operative 880 830 0mm 0mm 270 940


Patient B

Age : 8yrs

Sex: Female

Diagnosis :

Dento - alveolar class II div.1 Malocclusion on a class II Skeletal base with a low FMA. Treatment plan: Phase I - FR II Maintenance phase- Bionator Phase II - Fixed appliance for final detailing.

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Pre-operative SNA 800 SNB 740 GoGn.SN 220 |_ to NA 310 to NB 280 Sum of Angles 3860

Post-operative 790 760 250 290 280 3900

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Pre-operative Facial Angle 820 Facial Axis 900 Upper Lip.E-Plane 0mm Lower Lip.E-Plane +2mm FMA 180 IMPA 1080

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Post-operative 850 880 0mm 0mm 200 1080


Patient C

Age : 13yrs

Sex: Female

Diagnosis :

Dento-alveolar class II div.1 Malocclusion on a class II skeletal base with an average FMA. Treatment plan :Phase I -Twin Block Phase II- Fixed Appliance

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www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative SNA 820 SNB 740 GoGn.SN 300 |_ to NA 290 to NB 350 Sum of Angles 3920

Post-operative 820 760 310 280 350 3940

www.indiandentalacademy.com


CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Facial Angle Facial Axis Upper Lip.E-Plane Lower Lip.E-Plane FMA IMPA

Pre-operative 860 840 -1mm +2mm 200 1100 www.indiandentalacademy.com

Post-operative 880 840 0mm +1mm 210 1100


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Patient D

Age : 10 yrs

Diagnosis :

Sex: Male

End -on molar relationship on a class II skeletal base with an average FMA. Treatment Plan : Phase I - MGA Phase II - Fixed Appliance

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www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative SNA 760 SNB 700 GoGn.SN 350 |_ to NA 400 to NB 200 Sum of Angles 3980

Post-operative 740 720 360 360 200 3980

www.indiandentalacademy.com


CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Facial Angle Facial Axis Upper Lip.E-Plane Lower Lip.E-Plane FMA IMPA

Pre-operative 840 870 +4mm +2mm 300 920 www.indiandentalacademy.com

Post-operative 860 890 +2mm +4mm 320 920


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Patient E

Age : 12 yrs

Diagnosis :

Sex:Male

Dento-alveolar class II div.1 malocclusion on a class II skeletal base with an average FMA. Treatment Plan: Phase I - Herbst Phase II - Fixed appliance with a medium pull head gear. www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


www.indiandentalacademy.com


CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative SNA 760 SNB 710 GoGn.SN 300 |_ to NA 380 to NB 300 Sum of Angles 3910

Post-operative 760 740 300 370 320 3910

www.indiandentalacademy.com


CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Pre-operative Facial Angle 800 Facial Axis 890 Upper Lip.E-Plane +1mm Lower Lip.E-Plane +3mm FMA 250 IMPA 1030

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Post-operative 830 880 0mm +4mm 250 1070


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www.indiandentalacademy.com Leader in continuing dental education

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Bite jumpers/ dental implant courses by Indian dental academy  

The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide r...