Total hip arthroplasty tha or total hip replacement thr is an orthopedic procedure that involves the surgical excision of the femoral head and cartilage of the acetabulum and replacement of the joint with articulating femoral and acetabular components.
Metal on metal hip replacement xray.
These metal implants have been used in total hip replacement and hip resurfacing procedures.
All artificial hip implants carry risks including wear of the component material.
It is a commonly performed procedure usually with very good results and return to function.
This may also involve fitting a femoral stem to fix the ball onto in a total hip replacement.
This artificial joint prosthesis helps reduce pain and improve function.
In metal on metal devices both the ball and socket components are made of metal.
M ore than 50 000 patients with metal on metal hips are being told to undergo x rays and blood tests after watchdogs found they are far more toxic than was thought.
Obviously there is nothing you can do to change this.
Other causes of pain that can affect all types of hip replacement include loosening wear and infection.
First the size of the ball of the ball and socket implant can be larger.
If there s damage to your hip then you ll need revision surgery in which the metal on metal implants will be removed and new ones inserted.
In a traditional metal and plastic hip replacement the socket is made of plastic that takes up space.
If you have a hip replacement knee replacement a metal plate and screws a metal rod inside your bone or one of many other types of orthopedic implants you may set off the airport metal detector we used to give patients a card to carry to inform the security staff of your implanted device however there is no need to continue to use.
During hip replacement a surgeon removes the damaged sections of your hip joint and replaces them with parts usually constructed of metal ceramic and very hard plastic.
Metal on metal hip replacements were designed with two specific potential advantages.
Collect information on adverse events and the rates and time since.
In recent years information about the wear of certain metal on metal devices has raised concerns about their use.