| 摘要 |
A method for making an orthodontic band configured for mounting on a human molar includes the steps of feeding a strip of metal to a die press, cutting a flat blank from the metal strip, die pressing the flat metal blank into cup having a sidewall, an open bottom and a top wall, the cup having a flange extending outwardly from the open bottom, removing the outwardly extending flange from the cup and then die punching a hole through the top wall to form an inwardly directed annular flange.
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