In order to shorten the time to make the indirect bonding core in lingual orthodontic treatment. CRC Core is Manufactured by reproducing the outer surfaces of Ormco Lingual Bracket with precise mold. It fits well with bracket and removing the core in chair side is very convenient.

Advantages
(1) Is very accurate and very easy to use. We can save the chair time.
(2) Is ligatured with O-ring. If the bracket happens to fall out, it is very easy to rebond the bracket.
(3) Is made from transparent material. You can use the light cured bonding agent.
(4) Excess of bonding agent is easily removed. Therefore it is helpful to maintain the periodontal health.
(5) Decreases the manufacturing time in laboratory, and so is very economical.
 
* CRC core with lingual brackets in an orthodontic model. The bracket is attached to the transparent core with O-ring. CRC Ready-made Core decreases the manufacturing time, reproduces the bracket position exactly and makes it easy to rebond the bracket if it happens to fall out..