| 摘要 |
A dental handpiece, consisting of a connector portion and an elongated, exchangeable gripping sleeve portion coupled to the connector portion, including a treating implement arranged on the gripping sleeve end distant from the connector portion, wherein the connector portion incorporates a lightbulb or incandescent lamp, and the gripping sleeve portion includes a light conductor having the end thereof distant from the connector portions, directed towards the area of the implement, and whose end which is distant from the implement is suppliable with light from the incandescent lamp. The incandescent lamp will only burn when needed, but not when a gripping sleeve component without a light conductor is coupled to the connector portion, or even no gripping sleeve portion at all is present.
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