deanna robinson , of texas , was 38 weeks pregnant when she says she was struck at least three times in her back at her parents ' home .
says deputies and state workers from cps were at her parents ' home to remove her 18-month-old son because of allegations of abuse or neglect .
` i 'm 38 weeks pregnant , and with my stomach again repeatedly pressed into that counter , ' she said .
robinson says her stomach hit the kitchen counter repeatedly during the incident , causing heavy bruising .