| 摘要 |
A toothpaste dispensing toothbrush including a handle defining a reservoir, and a neck extending from the handle and terminating in a brush head. The reservoir has an outlet, and contains a plurality of portions of toothpaste. The brush head has a plurality of bristles with an effective lifetime. A passage extends from the outlet of the reservoir through the neck to a dispensing opening located proximate the brush head. Also included is a dispensing mechanism for dispensing the plurality of portion of the toothpaste from the reservoir to the brush head. The plurality of portions of toothpaste matches the lifetime of the bristles.
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