Title:
WHEEZING DETECTION DEVICE
Document Type and Number:
Japanese Patent JP2021153854
Kind Code:
A
Abstract:
To provide a wheezing detection device capable of improving wheezing detection accuracy by suppressing noise.SOLUTION: A wheezing detection device 1 includes: a first microphone M1 composed of a MEMS type microphone; space forming members (a first housing 30, an O ring 34, a flexible circuit board 35, and a second housing 33) forming a storage space SP1 for accommodating the first microphone M1; and a housing cover 36 forming a pressure receiving part 3a for closing the storage space SP1 and receiving pressure from a body surface S. The space forming members are provided with a hole part 40 connected to the atmosphere, and the storage space SP1 is connected to the atmosphere through the hole part 40. The hole part 40 includes branch parts BR1 to BR3 between a groove 41 and an end edge 49, and one of two branch hole parts branched at each branch part from a groove 41 side is connected to the end edge 49 while the other is closed.SELECTED DRAWING: Figure 5
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Inventors:
FUKUZUKA MASAYUKI
MORITA KATSUMI
OGAWA HIROSHI
FUKUNAGA SEIJI
MORITA KATSUMI
OGAWA HIROSHI
FUKUNAGA SEIJI
Application Number:
JP2020057186A
Publication Date:
October 07, 2021
Filing Date:
March 27, 2020
Export Citation:
Assignee:
OMRON HEALTHCARE CO LTD
International Classes:
A61B7/04; A61B5/08; A61B7/02
Attorney, Agent or Firm:
Patent Business Corporation Koei Patent Office