发明名称 Hearing aid eartip
摘要 A hearing aid eartip is disclosed for use with an over-the-ear hearing aid which incorporates a means for accepting a detachable wax guard for the purposes of preventing wax buildup in the hearing aid sound transmission tube. The disclosed invention is effective at transmitting sound from an over-the-ear hearing aid to the patient's ear canal, is easily inserted into the patient's ear canal, and provides for a more aesthetically pleasing form factor than the prior art. The disclosed invention controls cerumen, improves overall hearing aid gain, and reduces unwanted hearing aid feedback.
申请公布号 US2006256990(A1) 申请公布日期 2006.11.16
申请号 US20050231574 申请日期 2005.09.20
申请人 HOLMES DAVID W 发明人 HOLMES DAVID W.
分类号 H04R25/00 主分类号 H04R25/00
代理机构 代理人
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