Title:
SPIROMETER, MOUTHPIECE TUBE, AND MEASUREMENT METHOD USING SAME
Document Type and Number:
WIPO Patent Application WO/2018/032715
Kind Code:
A1
Abstract:
A spirometer (100), a mouthpiece tube (600), and a measurement method using same. The spirometer (100) at least comprises the mouthpiece tube (600) and an ultrasonic wave detection device (120) capable of detecting ultrasonic waves generated when a gas flows through the mouthpiece tube (600), wherein the mouthpiece tube (600) has a housing (610) and an ultrasonic wave generation device (620) that can be placed at different positions of the housing (610) under different situations, respectively; one end of the housing (610) is an opening end. By placing the ultrasonic wave generation device (620) at different positions of the housing (610) respectively during exhalation and inhalation, gas flows during exhalation and inhalation can be converted into an ultrasonic signal for measurement and analysis.
Inventors:
CHEN CHIAHUNG (CN)
YEN HSIAOPAO (CN)
SU CHIACHI (CN)
YEN LIANG LIN (CN)
YEN HSIAOPAO (CN)
SU CHIACHI (CN)
YEN LIANG LIN (CN)
Application Number:
PCT/CN2017/000531
Publication Date:
February 22, 2018
Filing Date:
August 15, 2017
Export Citation:
Assignee:
CHEN CHIAHUNG (CN)
International Classes:
A61B5/08; A63B23/18
Domestic Patent References:
| WO2012038903A2 | 2012-03-29 |
Foreign References:
| CN106422205A | 2017-02-22 | |||
| CN205903255U | 2017-01-25 | |||
| CN202223229U | 2012-05-23 | |||
| CN102423262A | 2012-04-25 |
Other References:
See also references of EP 3498164A4
Attorney, Agent or Firm:
HUAHE IP LIMITED (CN)
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