Opening the service of Georgia Williams funeral reverend Mark Ireland said:
"We have come together not to mourn a death but to celebrate a life tragically cut short.
"But the measure of a life is not in the length of days but the impact of its character and the vibrancy and colour of this gathering today is a sign of Georgia's life."
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A woman diagnosed with terminal cancer has criticised plans to ban NHS patients from receiving a life-extending drug - because of the cost.
Mum of five, Claire Nagle was found with serious injuries at her home in Borrowash in Derbyshire, just weeks before Christmas.
The van careered onto its side and its 44-year-old motorist was found trapped inside by the steering column.