| 摘要 |
PROBLEM TO BE SOLVED: To provide a video acquisition device for a dental handpiece, capable of acquiring clear video even when cooling water is supplied.SOLUTION: A video acquisition device (11) attachable and detachable to/from a dental handpiece body (1) includes a light entrance part having an inlet capable of taking in light, and holding members (14, 15) for holding the light entrance part on the dental handpiece body. The inlet can be held on the dental handpiece body by the holding members so as to be shifted in a direction of separating from a tool from a tool mounting surface of a head and positioned in a range on the outer side of an outer circumferential surface of the head (2) of the dental handpiece body. |
