A kind of artificial intervertebral disk system include vertebra fixed plate on one,A connecting seat,One fixed link,One connecting rod and once vertebra fixed plate,Fixed plate top surface center of vertebra sets one first concave arc slot on this,Vertebra fixed plate bottom surface is by extended one first tapered portion of the first concave arc slot on this,Its side sets a first annular groove； The attachment base periphery corresponds to the first concave arc slot and sets one first enlarged portion； Connecting rod one end periphery sets one second enlarged portion； The lower vertebra fixed plate bottom surface center corresponds to second enlarged portion and sets one second concave arc slot,The fixed plate top surface of the lower vertebra by extended one second tapered portion of the second concave arc slot,This first,E enlarged portion respectively slip be arranged what this first,Two concave arc slots,It can provide on this swing of Hou or so and twist motion person before vertebra fixed plate and the lower vertebra fixed plate.一種人工椎間盤係包括一上椎固定板、一連接座、一固定桿、一連接桿及一下椎固定板，該上椎固定板頂面中央設一第一凹弧槽，該上椎固定板底面由該第一凹弧槽延設一第一錐形部，其旁側設一第一環形凹槽；該連接座外周對應該第一凹弧槽設一第一擴張部；該連接桿一端外周設一第二擴張部；該下椎固定板底面中央對應該第二擴張部設一第二凹弧槽，該下椎固定板頂面由該第二凹弧槽延設一第二錐形部，該第一、e擴張部分別可滑移的套設於該第一、二凹弧槽，可提供該上椎固定板及該下椎固定板前後左右的擺動及扭轉運動者。
