| 摘要 |
A molar protector comprising a pair of right and left molar protecting portions (1) each having faces complementary to the occlusal faces of the corresponding superior and inferior maxillary molars and a connecting portion (3) bridging said molar protecting portions (1), each of said molar protecting portions comprising a top layer, a bottom layer, and an intermediate layer lying between said top and bottom layers, said top layer and bottom layer being respectively made of an easily softenable material, the softening point of which is higher than human body temperature and lower than the boiling point of water, such as a thermoplastic resin, and said intermediate layer being made of an elastic, hardly softenable material which does not soften at temperatures below the boiling point of water, such as elastomer, silicone rubber, synthetic rubber, silicone resin, or high-temperature thermoplastic resin.
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