噛む指数: 噛む力を測定するためのパイロット試験
Franco Marinelli1,2, Camila Venegas-Ocampo1,3, Josefa Alarcón-Apablaza1,4
1Research Centre in Dental Sciences of the Universidad de la Frontera (CICO-UFRO), Facultad de Odontología, Universidad de La Frontera, Temuco 4811230, Chile.
Journal of clinical medicine
|February 13, 2026
まとめ
完全な義歯を使用した人は,自然な歯を持つ人と比較して,噛む効率が低下しています. この研究では,噛む機能と筋肉活動の違いを定量化するために,噛む指数 (Ci) を開発しました.
科学分野:
- ゲロントロジーはゲロントロジーの学科です.
- バイオメディカルエンジニアリング
- 歯科科学 歯科科学とは
背景:
- 人口の高齢化は,健康的な高齢化のための戦略を必要とします.
- エデントゥリズムは,生活の質と機能に重大な影響を及ぼします.
- 以前の研究では,エデントリズムの食品ボラスと噛むプロセスへの影響について調査した.
研究 の 目的:
- 新しい噛み指数 (Ci) を開発する.
- 噛む時間,サイクルの数,および筋肉の活動に基づいて,噛む能力を定量化します.
- 機能的な歯並びを持つ個人と完全な義歯を身に着けている人の間で噛む効率を比較するために.
主な方法:
- 2つのグループ (n=10人,60~80歳) を研究した. 機能歯科 (グループF) と完全歯列矯正歯科 (グループD).
- 参加者は36個の食品サンプルを噛み,噛むサイクル (N),時間 (T),マセーター/テンポラル筋肉の活動を記録した.
- 指数 (Ci) は,N,T,および最大自発的な絞り込み (TMAV) に関する正常化された筋肉活動 (V% ̄) を用いて計算されました.
主要な成果:
- チューインデックス (Ci) 値は,グループD (0-262) よりもグループF (0-62) よりも高かった.
- 36個の食品サンプルのうち15個の食品は,グループDでグループFと比較して,より高いCiを示した.
- コンプリート・プロテスを着用した人は,噛む効率が低いことが示されました.
結論:
- コンプリート・プロテスを着用する人は,機能的な歯を持つ人よりも長い噛む時間とより多くのサイクルを必要とします.
- 開発された噛む指数 (Ci) は,効果的に噛む能力を区別します.
- 発見は,エデントルズムに関連した臓機能の課題を強調しています.
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