As Published on the DePuy Hip Replacement Website
Osteonecrosis is a kind of bone disease related tothe large joints (e.g. hips, knees, ankles orshoulders). Also referred as bone necrosis , iteventually leads to weakening severe pain. This isa rare disease found in about 1 in 20,000 peopleper year. Meanwhile, the Britain’s Medicines andHealthcare Products Regulatory Agency (MHRA) iscalling for a decision for patients be providedlifetime hip replacement checkups, as reported bythe Reuters.
Osteonecrosis gradually leads into permanentblood loss supply to the bones which results inthe total collapse of bones and the death of bonetissue.In the United States, there areapproximately 10,000-20,000 new cases ofosteonecrosis every single year. Most of thesecases happen as a result of bone injury like afracture or dislocation.
University of British Columbia and the VancouverHealth Research Institute partnered in a studyconducted in 2007. The results of the studymanifested that bisphosphonates almost triple therisk of having osteonecrosis or bone necrosis.Hip replacement surgery, as treatment forosteonecrosis, should be watched out by patients.
The New York Times published an article earlieron the dangers of metal-on-metal hipreplacements. Titled, “Remedy Is Elusive asMetallic Hips Fail at Fast Rate,” the articlediscusses how all-metal hip replacements shedmetal debris that might damage tissues aroundthe hip bone.
According to a medical professional whocommented on the Times report, “As surgeonshere sliced through tissue surrounding a failedartificial hip in a53-year-old man, theydiscovered what looked like a biological deadzone. There were matted strands of tissuestained gray and black; a large strip of musclenear the hip no longer contracted.”
As for Johnson & Johnson, in a statementreleased after information was out saying thatthe devices have defects in one out of eightclients, the recall affected only the ASR XLAcetabular System and the ASR Hip ResurfacingSystem. These devices were manufactured in2003 by DePuy Orthopaedics Inc., a subsidiarycompany of Johnson & Johnson.
Those who receive hip replacements can sufferfrom implant failure, metallosis, tissue damage,bone loss and other hip replacement problems.Among the symptoms of flawed hip devices arepain on the hip area, pain on the thigh or groinarea, pain while walking, pain when rising from aseated position, pain bearing weight andswelling.
For those who encounter any doubts and queriesabout their hip replacement surgery, a physicianmust be consulted as soon as possible.
Legal observers say that the DePuy hip recallshould be an example to other manufacturingcompanies to ensure safety of their products.With the number of hip replacement lawsuitincreasing worldwide, DePuy should properlyface the the hip replacement problemsencountred by its clients. It needs todisseminate more information about defectivehip replacement symptoms so that the patientswould be given immediate medical attention.