Ear trumpet
（重定向自Hearing trumpet）
![An 18th-century drawing of ear trumpets](/Images/godic/202501/17/Ear_trumpet4635.jpg")
![Frederick Rein Ltd.'s catalog, displaying evolving 19th century designs](/Images/godic/202501/17/Rein_hearing_aid_catalog4635.jpg")
![Madame de Meuron using an ear trumpet](/Images/godic/202501/17/Madame_de_Meuron4635.jpg")
Ear trumpets are tubular or funnel-shaped devices which collect sound waves and lead them into the ear. They serve as hearing aids, resulting in a strengthening of the sound energy impact to the eardrum and thus a better hearing for a deaf or hard-of-hearing individual.