Jennifer Carroll MacNeill said that told the board expected the watchdog’s recommendations to be implemented ‘as quickly as possible’.

"As an advocate, I would like it to be a full public inquiry into CHI and how they have treated and handled children who live with scoliosis.”

'Following discussions over recent weeks with the Department for Health, I now wish to step down and provide for an orderly transition to a new chair'

There remained issues about trust and communication with parents, she said.

Eilish Hardiman told members of the Oireachtas Joint Committee on Health that she did not receive correspondence discussing the use of the devices.