Title:
BRUXISM DETECTION DEVICE, BRUXISM DETECTION METHOD, AND COMPUTER PROGRAM FOR DETECTING BRUXISM
Document Type and Number:
WIPO Patent Application WO/2011/114526
Kind Code:
A1
Abstract:
Disclosed is a bruxism detection device comprising: a sound collector unit for collecting a sound uttered by a human subject and outputting a sound signal corresponding to the collected sound; a possible bruxism detection unit for detecting a sound period in which the sound signal exhibits a feature characteristic of bruxism and setting the detected period as a possible bruxism period; a respiration detection unit for detecting a sound period in which the sound signal indicates a predetermined respiratory state and setting the detected period as a specific respiration period; and a determination unit for determining that the subject has exhibited bruxism if the specific respiration period precedes or follows the possible bruxism period.
Inventors:
SUZUKI MASANAO (JP)
TANAKA MASAKIYO (JP)
OTA YASUJI (JP)
TANAKA MASAKIYO (JP)
OTA YASUJI (JP)
Application Number:
PCT/JP2010/054872
Publication Date:
September 22, 2011
Filing Date:
March 19, 2010
Export Citation:
Assignee:
FUJITSU LTD (JP)
SUZUKI MASANAO (JP)
TANAKA MASAKIYO (JP)
OTA YASUJI (JP)
SUZUKI MASANAO (JP)
TANAKA MASAKIYO (JP)
OTA YASUJI (JP)
International Classes:
A61B5/11
Foreign References:
| JP2008000222A | 2008-01-10 |
Other References:
YOSHIAKI ANDO ET AL., FFT, JOURNAL OF THE JAPANESE SOCIETY OF PERIODONTOLOGY, vol. 28, no. 3, 1986, pages 825 - 836
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
Aoki 篤 (JP)
Aoki 篤 (JP)
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Claims: