A package containing heroin fell out of a pensioner's prosthetic leg after his on-off partner supplied the drug to an undercover police officer.
Claire Ransom, 37, supplied an officer with two bags of the Class A substance for £20.
Teesside Crown Court heard how the cop also tried to contact the mum and she messaged him to to say: "Trying to get sorted", before later saying "got nowt mate".