| 单词 | saliva ejector |
| 释义 | > as lemmassaliva ejector saliva ejector n. ΘΚΠ the world > health and disease > healing > dentistry > [noun] > other dental equipment explorer1844 plate1845 rose head1847 plugging forceps1861 plugger1862 rubber dam1865 finger mirror1867 nerve instrument1867 hoe1875 saliva extractor1877 thimble1877 finger-tray1878 scaler1881 matrix1883 saliva ejectora1884 sickle scaler1930 a1884 E. H. Knight Pract. Dict. Mech. Suppl. 778/1 Saliva ejector, an instrument for carrying off the accumulating saliva in dental operations. 1897 E. C. Kirk Amer. Textbk. Operative Dentistry vii. 157 An excessive flow of saliva is uncomfortable to the patient, by its accumulation it impedes the operation... During the preparation of accessible cavities..the accumulation may be carried off by the use of a saliva ejector. 1931 N. Bennett Dental Surg. (ed. 2) xix. 774 The saliva ejector when first introduced met with considerable opposition, but its use is now almost universal, and if simple aseptic precautions are taken no objection can possibly be found to its adoption. 1963 C. R. Cowell et al. Inlays, Crowns, & Bridges v. 53 This permits a saliva ejector to be used, which retracts the tongue and keeps the teeth dry. < as lemmas |
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