The minister is expected to make a decision on the future model for provision of paediatric cardiac surgery and interventional cardiology for Northern Ireland in early 2013.
It had argued consultations around the streamlining of paediatric heart surgery services in England were unlawful and that the closure of its child surgery unit would be "bureaucratic vandalism".
Lead signatory Mark Darowski, a children's intensive care specialist at the LGI, said if paediatric heart surgery in Leeds did end it would mean a three-fold rise in journey times for children needing urgent treatment.
Her ability to walk has been achieved through extensive physiotherapy and Selective Dorsal Rhizotomy (SDR) surgery, developed by Dr Park, paediatric neurosurgeon at the St Louis Children's Hospital in Missouri.
After the inquiry, it was recommended that paediatric cardiac units be set a target for the number of operations per year, and surgery be concentrated in a few specialist centres to ensure quality of care.