Sergeant Danny Nightingale told Daybreak that his court battle has been "life changing."
"I certainly wouldn't want any other family to go through this," he added.
Talking to presenters Lorraine Kelly and Aled Jones, he said he felt his fight was now "two thirds of the way through".
His wife Sally said the couple will continue to fight, "we've got to carry on," she agreed.
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The bus reportedly hit a tree near Russell Square.