Many families will ask the above questions, the brief answers are as follows: 1.Blood transfusion requires strict matching, the parents’ blood type may not be the same as the child’s, even if the same, strict matching tests are required; 2.Blood safety requires high equipment, to exclude diseases such as hepatitis B, AIDS, etc., special blood institutions are required to handle, which is not possible in general hospitals; 3.Blood Even if you donate blood before surgery, or if you have good intentions to let your child use your parents’ blood, it is not very realistic on a practical level, as it takes weeks to test, separate and store the blood alone;
5. In terms of heart centers, the only source of blood is the Shanghai Central Blood Station and its sub-stations in each district and county, so safety can be guaranteed.