| 单词 | acoustic otoscope |
| 释义 | > as lemmasacoustic otoscope 1. Originally: an instrument resembling a stethoscope, used to listen for the sound of air in the middle ear or Eustachian tube (now rare or disused). Later (in full acoustic otoscope): an instrument that measures sound reflected from the tympanic membrane, used chiefly to detect fluid in the middle ear. ΘΚΠ the world > health and disease > healing > diagnosis or prognosis > examination > [noun] > auscultation > instruments used in stethoscope1820 otophone1839 otoscope1849 stethophone1858 phonoscope1859 hydrophone1860 thoracoscope1895 fetoscope1939 phonoscope1959 1849 J. Toynbee in Medico-chirurg. Trans. 32 74 Rarely has it happened, when examining the ear with the otoscope,..that the air could not be distinctively heard to enter the tympanic cavities. (Note. An elastic tube, about eighteen inches in length, tipped with ivory at both ends, one extremity of which is inserted into the external meatus of the patient, and the other into that of the medical man.) 1853 W. Wilde Pract. Observ. Aural Surg. 113 Otoscope. 1916 Lancet 1 Apr. 735/2 The instrument fits comfortably into the ear both of the patient and the observer without the forcible insertion often found necessary with the monaural otoscope. 1984 Amer. Family Physician 30 201 The acoustic otoscope evaluates middle ear contents by the reflectivity of sound from the tympanic membrane. 1997 Jrnl. Amer. Acad. Audiol. 8 181 Three hundred and two patients (11 months to 69 years) were evaluated with the acoustic otoscope, acoustic immittance, and otoscopic examinations. < as lemmas |
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