Title:
ブラキシズム検出装置及びブラキシズム検出用コンピュータプログラム
Document Type and Number:
Japanese Patent JP5418666
Kind Code:
B2
Abstract:
A bruxism detection device includes: a sound collection unit that collects a sound produced from a subject and outputs a sound signal corresponding to the collected sound; a bruxism candidate detection unit that detects a period of a sound having a feature that is characteristic of bruxism, from the sound signal, as a bruxism candidate period; a breath detection unit that detects a period of a sound having a feature corresponding to a predetermined breathing state, from the sound signal, as a specific breathing period; and a determining unit that determines that the subject has bruxed, when the specific breathing period is present before or after the bruxism candidate period.
Inventors:
Masanao Suzuki
Masakiyo Tanaka
Kyoji Ohta
Masakiyo Tanaka
Kyoji Ohta
Application Number:
JP2012505423A
Publication Date:
February 19, 2014
Filing Date:
March 19, 2010
Export Citation:
Assignee:
富士通株式会社
International Classes:
A61B5/11
Domestic Patent References:
| JP2008000222A | 2008-01-10 |
Other References:
JPN6010034173; 安藤芳明 等: 'ＦＦＴ' 日本歯周病学会会誌 Ｖｏｌ．２８，Ｎｏ．３, 1986, ８２５-８３６
Attorney, Agent or Firm:
Atsushi Aoki
Koichi Itsubo
Higuchi Souji
Ryu Kobayashi
Koichi Itsubo
Higuchi Souji
Ryu Kobayashi