The husband was useless and should have been charged with criminal neglect of mother and children. As for the madwoman, she has something beyond postpartum psychosis, needs to stay locked down.
Postpartum depression can create such a situation.
Most medical professions are very, very concerned about this illness. In this case, the doctors pleaded with the husband and family for this woman to get help, not have more children and take medicine. The husband and family deliberately refused all that.