| 单词 | percussion hammer |
| 释义 | > as lemmaspercussion hammer percussion hammer n. (a) a hammer in a percussion gun which strikes the powder or cap, exploding it and so firing the charge; (b) Medicine a small hammer used in medical percussion; (c) an electrically powered hammer that delivers rapid blows. ΘΚΠ the world > health and disease > healing > medical appliances or equipment > other surgical equipment > [noun] > percussion hammer plessor1844 plexor1844 percussion hammer1848 percussor1867 the world > health and disease > healing > diagnosis or prognosis > examination > [noun] > auscultation > percussion > instruments used in pleximeter1826 plessimeter1831 plessor1844 plexor1844 percussion hammer1848 plegometer1853 percussor1867 plessigraph1870 1848 Sci. Amer. 17 June 306/3 It is capable of carrying fifty caps at once in a side-tube, which are..presented to the percussion hammer one after another as the discharge is made. 1898 T. C. Allbutt et al. Syst. Med. V. 212 Percussion..with a pleximeter and percussion-hammer..yields a clear metallic sound. 1939 Times 23 Feb. 20/7 They had also placed upon the market..electrical drills, a new electrical percussion hammer, and many other tools. 1965 Times 20 Mar. 13/2 The striking head of the hammer [in a gun of 1868] has a modified version of the cup shaped percussion hammer head. 1989 Neurology 39 1544/1 With the head of the common percussion hammer, the achilles tendon, especially in the supine patient, cannot always be struck securely. < as lemmas |
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