Mandibular retrognathia
,
Class II div 1
,
Increased overjet
,
Spacing

Mandibular advancement
,
Elastics: Class II in Additional Aligners
,
Leveling curve of Spee
,
Extrusion

スポットラ イト内の症例

Dr. Quote: "Simultaneous tooth alignment and profile change in Class II teenagers can now be achieved by Invisalign Treatment with Mandibular Advancement Appliance. This case shows that suitable case selection with stepwise clincheck planning, close clinical monitoring together with patient’s compliance are the keys to the success of the treatment. "

치료 정보

  • 연령: 12
  • 성: 여자
  • Invisalign 치료 옵션: Invisalign Teen with MA

진단 요약

  • Class II div 1
  • Increased overjet
  • Mandibular retrognathia
  • Spacing

사용

  • Extrusion
  • Leveling Curve of Spee
  • Class II Elastics in Additional Aligners
  • Mandibular advancement
  • Optimized rotation attachment (G3) on Buccal 2.3 (UL3), Buccal 2.4 (UL4), Buccal 4.3 (LR3), Buccal 3.4 (LL4)
  • Optimized multiplane (G4) on Buccal 1.2 (UR2), Buccal 2.2 (UL2)
  • Optimized root control attachments (G4) on Buccal 1.3 (UR3), Buccal 1.4 (UR4)
  • Optimized deepbite attachments for anchorage (G5) on Buccal 4.4 (LR4)
  • Precision wings brackets (MA)
Courtesy of Dr T. Lee 2019

사진들

Click to compare enlarged
upper
치료 전 초기
lower
right
front
left
Click to compare enlarged
upper
최종
lower
right
front
left

방사선 사진

ClinCheck 치료 계획

video anterior
video right-left
video upper-lower

치료 요약

성취된 결과

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Overjet improved
  • Significant improvement of overjet
  • Midlines coincident
  • Curve of Spee leveled
  • Arch form improved
  • Aesthetic smile line was achieved
  • All treatment goals were achieved case

총 치료 개월수

  • 15 개월

Number of aligners

  • Maxillary: 32 + 20 = 52
  • Mandibular: 32 + 20 = 52

얼라이너 착용 시간

  • 1주

코멘트

Overjet Reduction from 9mm to 2.5mm by Invisalign Mandibular Advancement Appliance:

  • 1) MA phase with 3 steps advancements - 1st advancement with stage 1-8, 2nd advancement with stage 9-16, 3rd advancement with stage 17-27
  • 2) Transition phase- stage 28-32
  • 3) Additional Aligners for refinement and settle of posterior occlusion with 20 active stage + Class II elastics.