7

1. ‫الطبية‬ ‫التقنية‬ ‫كلية‬-‫مصراتة‬
II ‫األسنان‬ ‫تقويم‬ ‫تقنية‬
Orthodontics II
7
‫د‬.‫قندي‬ ‫أمحـمد‬ ‫فتحي‬
Dr. Fathie Kundie

2. ‫الخلفي‬ ‫العضة‬ ‫مستوى‬
Posterior Bite Plane

4. Maxillary Posterior Bite Plane
‫علوي‬ ‫خلفي‬ ‫عضة‬ ‫مستوى‬

5. Maxillary Posterior Bite Plane

6. (A) Correctly adjusted posterior
bite plane giving even occlusal
contact and minimal separation.
(B) Posterior bite plane. A common error;
the bite planes are too thick and of uniform
thickness, this props the bite posteriorly.
(C) Clasp arms should be free from the
acrylic of the bite plane where they cross
the embrasure. This is achieved by adding
wax before the acrylic is laid down.
Maxillary Posterior Bite Plane

7. Mandibular Posterior Bite Plane
‫سفلي‬ ‫خلفي‬ ‫عضة‬ ‫مستوى‬

8. Anterior crossbite
Palatally blocked out lateral incisor
Treatment is progress Correction of anterior crossbite
Component parts of the appliance

9. Palatally blocked out right lateral incisor
‫حنكيا‬ ‫المحتجزة‬ ‫العلوية‬ ‫األمامية‬ ‫األسنان‬
Palatally Blocked Out Maxillary Anterior Teeth
‫حنكيا‬ ‫محتجز‬ ‫أيسر‬ ‫ناب‬‫حنكيا‬ ‫محتجز‬ ‫أيمن‬ ‫جانبي‬ ‫قاطع‬
Palatally blocked out left canine

10. Unilateral Posterior Bite Plane
Intraoral photograph of the unilateral posterior
crossbite with an expansion plate.

11. Bilateral Posterior Bite Plane

12. Bilateral Posterior Bite Plane