Hip resurfacing arthroplasty hra has emerged as an alternative to total hip arthroplasty tha in young active patients 1 2.
Hip resurfacing compared to total hip replacement.
The risk of dislocation is much lower for hip resurfacing because the ball portion of the joint can remain larger.
Both surgeries treat the ball and the socket in the hip joint.
It has many benefits to offer as compared to total hip replacement.
The best candidates for hip resurfacing are men under 60 who have strong healthy bone.
The ball is at the top of your thigh bone and the socket is in the side of your pelvic bone.
However the early failures of hip resurfacing appear to be greater than for total hip replacement 2 2 vs 1 9 with the majority of the early failures due to femoral neck fracture.
With improving hip resurfacing results a number of studies have compared the outcomes of standard primary total hip arthroplasty to resurfacing hip arthroplasty 1 14 20.
If hip resurfacing is an option the surgeon will simply reshape the damaged surface of the femoral ball and.
Arthritis of the hip in most cases is primarily a wearing away of the cartilage on the ball and socket of the hip joint leading to painful rubbing of bone on bone.
In a conventional hip replacement the pain from a diseased hip is relieved by replacing the ball and the socket.
These studies have reported similar to superior post operative activity levels functional scores and survival rates in the resurfacing patients.
It can make people return to their normal and active lifestyle.
Total hip replacement is like removing the ball and replacing it with a metal ball whereas resurfacing is capping the ball.
Hip resurfacing is considered the best for younger men who live an active lifestyle and have average height.
But there are differences in the implant materials used and in the degree to which the joint anatomy is affected.
Depending on the amount of damage caused by arthritis a surgeon may recommend hip resurfacing or total hip replacement surgery to a patient.
However only a surgeon is able to tell whether a hip resurfacing or total hip arthroplasty is what you need.
Rather than replacing the entire hip joint as in a total hip replacement hip resurfacing involves shaving and capping only a few millimeters of the joint surface.
While there are many purported advantages of hra perhaps the most controversial is the claim that hra results in higher activity levels compared to conventional tha 3 7.
How does it compare to conventional hip replacement.
Whether the newer forms of hip resurfacing will be successful long term is unknown.
Two years after the surgery he finds resurfacing patients do have slightly more range of motion in their movements than his older patients who ve undergone total hip replacement.
This may make hip resurfacing a better choice for people who need to squat for work.