Metal poisoning from chromium or cobalt particles An increased risk of cancer from toxic chemicals and metal poisoning Failure of the hip implant Revision surgery In addition to thousands of lawsuits regarding these and other DePuy hip issues, there are also many DePuy and Johnson & Johnson settlement payouts. DePuy agreed to pay $120 million in multistate litigation alleging that the company deceptively marketed its metal on metal hip implants, using false claims to promote the products.