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CASE REVIEW: Class III Skeletal Open Bite Treated Without SurgeryPretreatment Diagnosis - continuedThe pretreatment rhizolysis could have been a consequence of the prior orthodontic treatment (roots are short).Facial/Soft Tissue/Macroesthetics 1Dolichofacial with a flat mid-face. Full lower lip,recessive upper lip and a slightly obtuse nasolabialangle. Symmetry between the nose and the chin.Smile/MiniestheticsAnterior open bite with 50% upper incisal display.No gingival display on smiling. Transversearch relatively well developed but with only thefirst premolars partially showing on smiling.Upper incisors slightly protrusive. Noticeabletongue thrust.Teeth/MicroestheticsMicrodontic lateral incisors. Gingival heights/contours symmetrical except for a slightlengthening at the lower cuspids. Healthy gumsexcept for a slight tendency for recession in thelower anteriors.Treatment Objectives and PlanEmploy Damon ® Q (DQ) and elastics beginningmid-treatment to achieve functional occlusionand enhanced smile and facial esthetics. Closethe open bite and achieve proper upper incisorinclination. Provide more volume to the mid-face.Balance the upper lip with the lower lip. The wiresequence for both arches progressed as follows:.014 Copper Ni-Ti 2 for 10 weeks; .014 x .025 CuNi-Ti for 10 weeks; .018 x .025 Cu Ni-Ti for 16weeks; .017 x .025 TMA (purple) for 16 weeks.Bracket torques: U 3-3: Standard; L 3-3 Low. Seethe Case Discussion for an explanation of thetorques used in this case.Treatment ProgressBONDINGIndirect-bonded 5-5 and banded 6s and 7s. Engaged.014 Damon ® Optimal Force Copper Ni-Ti ®archwires, but only to the 6s.BONDING20 vol. 19 | no. 01 | february 2013 ormco.com/ci
5 MONTHS/2ND VISIT 7 MONTHS/3RD VISIT5 MONTHS/2ND VISIT:By 5 months, the .014 and .014 x .025 Cu Ni-Ti archwires had been employed for 10 weeks each,then .018 x .025 Cu Ni-Ti archwires and crossbite triangular (right side) and box CL III tendency (leftside) light elastics were engaged.Interim PanoNote: There is no evolution in the initial rhizolysis7 MONTHS/3RD VISIT — Rebonding AppointmentTook an interim panograph and repositioned several brackets, maintaining the archwires and elastics,but in a standard triangle configuration, bilaterally.clinical impressions ® vol. 19 | no. 01 | february 2013 21
Page 1 and 2: clinical impressions®clinical & pr
Page 3 and 4: TABLE OF CONTENTSclinical impressio
Page 5 and 6: of the patient’s specific orthodo
Page 7 and 8: of experience with the Damon System
Page 9 and 10: CASE 1: 7 WEEKS/1ST VISIT CASE 1: 1
Page 11 and 12: CASE 1: 10 MONTHS/6TH VISIT - FINAL
Page 13 and 14: CASE 2: SUNNY S.Determining Accurat
Page 15 and 16: CASE 3. MELISSA H.Capitalizing on t
Page 17 and 18: Case 3: Cephalometric Tracings 4Pro
Page 19: CASE REVIEW:Class III Skeletal Open
Page 23 and 24: 12 MONTHS — Treatment Complete. 6
Page 25 and 26: Torque Selection—DQ BracketsHIGHS
Page 27 and 28: Lower Article Cuspid Headline Goes
Page 29 and 30: CASE 1: 12 MONTHS with another acti
Page 31 and 32: Your Practice. Our Priority.Intelli
Page 33 and 34: Educate AdultsWhile many parents se
Page 35 and 36: your marketing collateral, such as

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