The 1st vertebral attaching member in order to install in the 1st vertebral part and, being the vertebral in plant which includes with the 2nd vertebral attaching member in order to install in the 2nd vertebral part and the size variable device after the pad which is laid out between the 1st and 2nd vertebral attaching member, in order to pull up the relative movement between the 1st and 2nd vertebral attaching member, after completing the operation where the aforementioned vertebral in plant is installed in the patient it can operate the size variable device after the pad.< Choice figure >Drawing 2第1の脊椎部分に取り付けるための第1の脊椎取り付け部材と、第2の脊椎部分に取り付けるための第2の脊椎取り付け部材と、第1および第2の脊椎取り付け部材間に配置される埋め込み後寸法可変装置とを含む脊椎インプラントであって、埋め込み後寸法可変装置は、第1および第2の脊椎取り付け部材間に相対的な動きを引き起こすために、前記脊椎インプラントが患者に組み込まれる手術を完了した後に作動できる。【選択図】図2