A device for pulling a tooth is provided to solve the problem where the use of the conventional tooth pulling device would hurt the protogenesis teeth hole and damage the teeth cavity of the protogenesis bone tissue. The device includes a body having a first end and a second end, a guiding member mounted to the body and moving towards the first or second end, and a retaining member. A guiding portion is arranged at the first end of the body. The guiding member includes a first connecting portion and a driving portion. The first connecting portion is towards the guiding portion. A drawn element abuts the guiding portion and includes an end connected to the first connecting portion. The driving portion draws the drawn element to move. The retaining member includes a second connecting portion connected to another end of the drawn element.一種齒科拔牙器械，用以解決習知以牙科鉗拔牙會傷及原生齒槽骨並破壞原生骨組織齒槽窩洞的問題。係包含：一本體，具有一第一端及一第二端，該第一端具有一導引部；一牽引件，該牽引件位於該本體，以朝該第一端或朝該第二端的方向進行位移，該牽引件具有相對的一第一連接部及一驅動部，該第一連接部係朝向該導引部，一引拉體抵靠於該導引部，且該引拉體的一端連接於該第一連接部，該驅動部用以驅動該牽引件位移；及一固定件，具有一第二連接部，該第二連接部連接於該引拉體的另一端。
