A 22 year old man from Redruth has been sentenced to 5 years in jail for cruelty to his 5 month old son.
Anthony Craddock was found guilty of breaking the baby's ribs in 18 places and bruising his head.
During the trial a medical expert likened the injuries to those seen in high speed road traffic accidents.
The child's mother, 20 year old Jade Ninnis, pleaded guilty to wilful neglect at an earlier hearing. She was given a 12 month sentence suspended for 2 years.
DC Caroline Chesterfield from Devon & Cornwall Police says any parent struggling must ask for help: