The 20 Principles of the Alexander Discipline, Volume 3. R.G. "Wick" Alexander
patient’s treatment chart did not mention up-anddown elastics or reverse curves of Spee in the archwires to close the open bite; however, it is assumed that these mechanics were used.
Discussion
Long-term observation showed remarkable anterior overbite stability (Figs 1-8r to 1-8z). Also, the mandibular anterior teeth were stable; only minor rotations recurred in the maxillary lateral incisors.
| Table 1-7 | Archwire sequence |
| Archwire | Duration (months) |
|---|---|
| Maxillary | |
| 0.016 multistrand | 2 |
| 0.016 SS | 14 |
| 17 × 25 SS | 7 |
| Active treatment time: | 23 months |
| Mandibular | |
| 0.0176 multistrand | 2 |
| 0.016 SS | 7 |
| 17 × 25 SS | 5 |
| Active treatment time: | 14 months |
| Table 1-8 | Individualized forces |
| Force | Duration (months) |
|---|---|
| RPE | 6 |
| Elastics | |
| Class III | 1 |
| Midline | 1 |
| Box | 4 |
Case 1-3
Figs 1-8a to 1-8c Pretreatment facial views. The profile is Class III retrognathic.
Figs 1-8d to 1-8f Pretreatment intraoral views. The patient has a 5-mm open bite.
Fig 1-8g Pretreatment periapical radiographs.
Fig 1-8h Pretreatment cephalometric tracing.
Figs 1-8i to 1-8k Final facial views after 23 months of treatment.
Figs 1-8l to 1-8n Final intraoral views.
Fig 1-8o Posttreatment panoramic radiograph.
Fig 1-8p Posttreatment cephalometric tracing.
Fig 1-8q Composite tracing.
Figs 1-8r to 1-8t Facial views 18 years posttreatment.
Figs 1-8u to 1-8w Intraoral views 18 years posttreatment.
Figs 1-8x and 1-8y Occlusal views 18 years posttreatment.
Fig 1-8z Cephalometric tracing 18 years posttreatment.
Конец ознакомительного фрагмента.
Текст предоставлен ООО «ЛитРес».
Прочитайте эту книгу целиком, купив полную легальную версию на ЛитРес.
Безопасно оплатить книгу можно банковской картой Visa, MasterCard, Maestro, со счета мобильного телефона, с платежного терминала, в салоне МТС или Связной, через PayPal, WebMoney, Яндекс.Деньги, QIWI Кошелек, бонусными картами или другим удобным Вам способом.