Sarah Griffiths, 27, an ex-carer, took a mobile, eight sim cards, three wraps of cannabis and 57 tablets of Buprenorphine into Everthorpe Prison

Sarah Griffiths, 27, an ex-carer, took a mobile, eight sim cards, three wraps of cannabis and 57 tablets of Buprenorphine into Everthorpe Prison near Hull.Griffiths hid the mobile in her pants and posed as a visitor to a man she didn’t know, who was doing 33 months for robbery, Hull Crown Court heard.The drugs had a street value of £295 but inside prison were worth an estimated £885, said Ms Jobes.Ms Griffiths, of Eltham Crescent, pleaded guilty yesterday to charges of conveying a telephone to a prisoner on July 11 2009, one charge of supplying a Class C drug and one charge of possession with intent to supply a Class C drug.