To provide an apparatus for facilitating attachment / detachment of a denture, stabilizing a denture at the time of wearing, and improving vocalization and chewing.SOLUTION: A metal spring 4 in a box 5 attached to a denture 3 is fitted into a metal holder 2 attached to a tooth root 1 to stabilize the denture 3.BACKGROUND OF THE INVENTION【課題】義歯の着脱を容易にし、装着時には義歯を安定させ、発声と咀嚼の向上を図る装置を提供する。【解決手段】義歯3に取り付けたボックス5内の金属バネ4で歯根1に取り付けた金属ホルダー2に嵌め込んで義歯3を安定させる。【選択図】図1