Cerebral hemorrhage model has been built for about 40 years,in which the method of establishing model and study direction have been changed greatly till now.we often use rat cerebral hemorrhage model to study cell transplantation in treating central nerve injury Collagenase and autoblood injecting from rat caudate nucleus are the common method to establish this kind of model,in which the method of collagenase injecting is very simple,otherwise the antoblood injecting is more similar to clinical course.After...