Negative pressure microneedle hand tool

The invention relates to the field of medical instruments, in particular to a negative pressure microneedle hand tool which comprises a hand tool shell, one end of the hand tool shell is used for installing a microneedle head, the end, away from the microneedle head, of the hand tool shell is used for being connected with a wire, the hand tool shell is an arc-shaped shell and comprises an upper shell body and a lower shell body, and the upper shell body and the lower shell body are oppositely installed; the starting control assembly comprises a control mainboard arranged in the hand tool shell and a key electrically connected with the control mainboard, and the radian of the control mainboard in the length direction is the same as that of the hand tool shell; the advancing control assembly is arranged in the hand tool shell, is controlled by the starting control assembly to move towards the direction, where the microneedle head is installed, of the hand tool shell, and is used for pushing the microneedle head