Question 175 · LDEK · Functional appliances
Balters describes three types of his appliances. The second type of Balters appliance is used in treatment of:
- A. distocclusions.
- B. crossbites.
- C. open bites.
- D. mesiocclusions.
- E. crowding.
Hint
Balters' three bionators were made for Class II, for a problem maintained by tongue thrust, and for Class III; recall the middle one.
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