Fire crews used cutting equipment to free the pup, who was uninjured in the three-vehicle collision.
The employee was treated at the scene but died at Royal Stoke University Hospital.
The incendiary device was recovered from a property in Cheddleton.
They are the scandals that haunt the NHS. How can they happen time and time again?
Aethelflaed, a warrior ruler almost lost to history, is being celebrated on the 1,100th anniversary of her death
Great Britain's Joe Clarke and Mallory Franklin claim bronze medals in the first event of the 2018 Slalom World Cup in Slovakia.
Paul Lambert says he has had opportunities to return to management after leaving Stoke but is biding his time.
About these results
As BBC Radio 5 live
Meet Bucky, whose life was saved by a dentist
Sign up for our newsletter