A medical needle device comprising: a shield including a substantially cylindrical portion; a tube; a first hub that is inserted into an inner bore of the shield movably in an axial direction, a rigid needle that is fixed to a front end portion of the first hub; and a hub movement controlling member that is attached to the shield, wherein the shield further comprises a second hub that is fixed to a front end portion of the substantially cylindrical portion, the medical needle device comprises a soft needle that is fixed to the second hub and has an inner bore in which the rigid needle can be inserted, the hub movement controlling member comprises: a stopper portion that is inserted from the rear end side of the shield and has a front end that is in contact with the first hub in a state where the first hub reaches a movement end on the front end side of the inner bore of the shield; and a holding portion that maintains a state where a front end of the stopper portion is in contact with the first hub reaching the movement end on front end side; the medical needle device being characterised in that the rear end of the first hub is connected with the tube, and in that the hub movement controlling member is detachable from the shield, and in that the stopper portion of the hub movement controlling member is inserted from the rear end side of the shield into an inner bore of the shield exsertably. a shield including a substantially cylindrical portion; a tube; a first hub that is inserted into an inner bore of the shield movably in an axial direction, a rigid needle that is fixed to a front end portion of the first hub; and a hub movement controlling member that is attached to the shield, wherein the shield further comprises a second hub that is fixed to a front end portion of the substantially cylindrical portion, the medical needle device comprises a soft needle that is fixed to the second hub and has an inner bore in which the rigid needle can be inserted, the hub movement controlling member comprises: a stopper portion that is inserted from the rear end side of the shield and has a front end that is in contact with the first hub in a state where the first hub reaches a movement end on the front end side of the inner bore of the shield; and a holding portion that maintains a state where a front end of the stopper portion is in contact with the first hub reaching the movement end on front end side; the medical needle device being characterised in that the rear end of the first hub is connected with the tube, and in that a stopper portion that is inserted from the rear end side of the shield and has a front end that is in contact with the first hub in a state where the first hub reaches a movement end on the front end side of the inner bore of the shield; and a holding portion that maintains a state where a front end of the stopper portion is in contact with the first hub reaching the movement end on front end side; the medical needle device being characterised in that the rear end of the first hub is connected with the tube, and in that the hub movement controlling member is detachable from the shield, and in that the stopper portion of the hub movement controlling member is inserted from the rear end side of the shield into an inner bore of the shield exsertably.