Minimally invasive surgery brain attractor adjusting device

The utility model discloses a device capable of effectively adjusting attraction size of a brain attractor in craniocerebral minimally invasive surgery, which comprises three parts which are a connecting pipe, an adjusting hole and a sleeve, and is characterized in that the middle of the connecting pipe is provided with the adjusting hole, and the sleeve is sleeved on the connecting pipe in a sliding mode. The device capable of effectively adjusting attraction size of the brain attractor in the craniocerebral minimally invasive surgery is cleverish, simple and convenient and low in cost, and doctors can not divert attention because of using fingers, and is more flexible and convenient in surgery operation.