| 摘要 |
Composite apparatus ensuring by an effective spraying of disinfectant products to the centre of infection a high degree of protection and prevention against dental diseases. By virtue of the absorbent pads 8 and 11, incorporated into the apparatus, harmful dispersion of the product to the surface of the mucosa is avoided, thus preventing destruction of the microbial flora which is useful to the body and which lives inside the mouth. <IMAGE>
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