| 摘要 |
A tooth whitening apparatus using mouth open holders is provided to perform teeth whitening operation conveniently by installing one or more radiating bodies between a couple of mouth open holders. A tooth whitening apparatus includes a couple of mouth open holders(10), a link(20) a battery(35) and a body(40). The mouth open holders support lips. The link is flexibly connected to the mouth open holders. The battery provides power for the radiating body. The body receives the battery, and connects the mouth open holders to each other. The radiating body is an LED. The link includes a radiating body and a couple of support bars(25). One side surface of the radiating body receiving portion is curved opposite to the teeth surface, and receives plural radiating bodies.
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