Sorry to hear about your wife, I hope that she is soon feeling better.
The 1841 census that you refer to H0107/548 Bk12 f27 p18
John Wild 40
Joseph Wild 20
Mary Wild 15
All born in the County of Lancashire
The hospital records that JonW65 found if correct say she is from London.
What information does the shipping record give - What date was it and what other details