Bite jumpers-orthodontic potpourri
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Bite jumpers-orthodontic potpourri
- 4. Catch them young !!!!!! www.indiandentalacademy.com
- 5. BITE JUMPERS - AN INTRO • Bite jumpers ideally “jump the bite” • “Jumping the bite” means change in Sagittal inter- arch 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
- 6. BITE JUMPERS REMOVABLE FIXED • Bite Plate Herbst • Activator Jasper jumper • Bionator MARS appliance • Frankel MPA 1,2&3 • Twin Block ABC • MGA Churro jumper www.indiandentalacademy.com
- 7. Case Report -1 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 finishingwww.indiandentalacademy.com
- 10. Extra -oral view Pre-operative Postoperative www.indiandentalacademy.com
- 13. CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative Post-operative SNA 750 740 SNB 690 720 GoGn.SN 320 340 | to NA 380 350 to NB 260 270 Sum of Angles 3960 3980 www.indiandentalacademy.com
- 14. CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Pre-operative Post-operative Facial Angle 850 880 Facial Axis 840 830 Upper Lip.E-Plane +1mm 0mm Lower Lip.E-Plane -2mm 0mm FMA 250 270 IMPA 920 940 www.indiandentalacademy.com
- 15. Case Report II 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. www.indiandentalacademy.com
- 21. CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative Post-operative SNA 800 790 SNB 740 760 GoGn.SN 220 250 |_ to NA 310 290 to NB 280 280 Sum of Angles 3860 3900 www.indiandentalacademy.com
- 22. CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Pre-operative Post-operative Facial Angle 820 850 Facial Axis 900 880 Upper Lip.E-Plane 0mm 0mm Lower Lip.E-Plane +2mm 0mm FMA 180 200 IMPA 1080 1080 www.indiandentalacademy.com
- 23. Case Report III 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 www.indiandentalacademy.com
- 29. CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative Post-operative SNA 820 820 SNB 740 760 GoGn.SN 300 310 |_ to NA 290 280 to NB 350 350 Sum of Angles 3920 3940 www.indiandentalacademy.com
- 30. CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Pre-operative Post-operative Facial Angle 860 880 Facial Axis 840 840 Upper Lip.E-Plane -1mm 0mm Lower Lip.E-Plane +2mm +1mm FMA 200 210 IMPA 1100 1100 www.indiandentalacademy.com
- 33. Case Report IV Patient D Age : 10 yrs Sex: Male Diagnosis : End -on molar relationship on a class II skeletal base with an average FMA. Treatment Plan : Phase I - MGA Phase II - Fixed Appliance www.indiandentalacademy.com
- 34. MANDIBULAR GROWTH ADVANCER ( MGA) www.indiandentalacademy.com
- 39. CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative Post-operative SNA 760 740 SNB 700 720 GoGn.SN 350 360 |_ to NA 400 360 to NB 200 200 Sum of Angles 3980 3980 www.indiandentalacademy.com
- 40. CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Pre-operative Post-operative Facial Angle 840 860 Facial Axis 870 890 Upper Lip.E-Plane +4mm +2mm Lower Lip.E-Plane +2mm +4mm FMA 300 320 IMPA 920 920 www.indiandentalacademy.com
- 43. Case Report V Patient E Age : 12 yrs Sex:Male Diagnosis : 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
- 49. CEPHALOMETRIC ANALYSIS STEINERS/ BJORKS Pre-operative Post-operative SNA 760 760 SNB 710 740 GoGn.SN 300 300 |_ to NA 380 370 to NB 300 320 Sum of Angles 3910 3910 www.indiandentalacademy.com
- 50. CEPHALOMETRIC ANALYSIS RICKETTS/ TWEEDS Pre-operative Post-operative Facial Angle 800 830 Facial Axis 890 880 Upper Lip.E-Plane +1mm 0mm Lower Lip.E-Plane +3mm +4mm FMA 250 250 IMPA 1030 1070 www.indiandentalacademy.com