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1. USE OF BONDED POWER
ARMS IN CASES WITH
MISSING UPPER LATERAL
INCISORS
DEUCK RYONG CHONG ,
YOUN SIC CHUN -JCO 2004
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2. INTRODUCTION
• MISSING LATERAL INCISORS
-close the spaces and substitute the canines
for the lateral incisors
- redistribute and maintain the spaces for
placement of osseointegrated implants or
crown – and – bridge prosthesis
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3. CASE REPORT
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4. www.indiandentalacademy.com

5. OPEN COIL SPRINGS USED
TO GAIN SPACE
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6. SPACE CLOSURE
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7. SPACE GAINED AFTER 7
MONTHS
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8. www.indiandentalacademy.com

9. END OF TREATMENT
BPAs REMOVED AFTER 19
MONTHS , WITH TEMPORARY
PONTICS www.indiandentalacademy.com

10. CONCLUSION
• BPAs ARE SIMPLE AND COMFORTABLE
BONDED TO THE LABIAL OR LINGUAL
SURFACE OF THE TOOTH
• MOMENT APPLIED IS DETERMINED BY
THE LENGTH OF THE POWER ARM
• IF BPA IS NOT ACCURATELY PLACED
PURE TRANSLATION WILL NOT OCCUR
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11. THANK YOUwww.indiandentalacademy.com