发明名称 Prenatal Listening Device
摘要 A prenatal listening device includes first and second handheld units. The first handheld unit includes a cup-shaped body that defines an acoustic cavity. The first handheld unit further includes a microphone mounted to the body in the acoustic cavity to capture fetal sounds collected by the acoustic cavity. The second handheld unit is spaced from and communicatively coupled to the first handheld unit. The second handheld unit includes a controller to process signals from the microphone indicative of the captured fetal sounds, a housing to enclose the controller, and an audio output to reproduce the captured fetal sounds.
申请公布号 US2010256529(A1) 申请公布日期 2010.10.07
申请号 US20090493727 申请日期 2009.06.29
申请人 GRACO CHILDREN'S PRODUCTS INC. 发明人 GRASING ELIZABETH;CLAPPER JOSHUA;DESROSIERS CRAIG
分类号 A61B7/00 主分类号 A61B7/00
代理机构 代理人
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