ITV News understands that the man arrested in connection with the 15 people found in a lorry in Somerset is the driver.
ITV News producer Sandi Sidhu has tweeted:
Man arrested by Avon and Somerset police is the driver of the lorry, police say he is from Germany.
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A spokeswoman said that she is "determined to do all she can to have a happy and healthy child".
The delay - which has seen the patient confined to a hospital bed for 1,338 days - has been described as "truly scandalous".
A toy dinosaur and a striped blanket the baby was wrapped in when it was born were among the items stolen.