| 摘要 |
PURPOSE: A thermoplastic clasp is provided to prevent the separation of a prosthesises, to protect the function of a gripping unit, and to prevent the excessive deletion of artificial teeth. CONSTITUTION: A thermoplastic clasp(20) for a partial denture is manufactured with polycarbonate, BPA-free carbonate, PET, or PEN. The thermoplastic clasp comprises a holder(30) including a maintaining unit(31), and more than one arm selected from a supporting air(21), a gripping arm(22), and a guiding arm(23). A wire or a reinforcing material is connected from the inside of the thermoplastic clasp.
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