| 摘要 |
PROBLEM TO BE SOLVED: To provide an engaging part preparation device finely working the hard tissue and repair member of bones and teeth, etc., so as to accelerate the treatment of the bones and the teeth. SOLUTION: The engaging part preparation device is provided with a copying mechanism or a shape reading mechanism for the outer shape of an object 1 to be implanted and a recess or a hole finely matched with the shape of the object 1, a mechanism generating three-dimensional digital signals as designed, a drilling mechanism for preparing the outer shape of the object 1 and the recess or the hole for the object 1, a mechanism for three-dimensionally moving the drilling mechanism and a safety mechanism.
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