This manipulation is done by gripping the skin round the point with thumbs and index fingers together to lift the skin and then squeeze - press the point opposite position in order to make the local part round the point become ecchymosis 用两手拇、食指同时将穴位周围的皮肤挟持并轻轻提起,再相对用力挤压穴位,以使穴点局部产生瘀斑的手法,称为“挤法” 。