What is the Stryker Trident II acetabular cup made of?
Stryker’s proprietary hydroxylapatite (HA) coating has been a consistent feature of our hip portfolio since it was first implanted in 1987. Trident II HA shells continue this legacy, incorporating approximately 50μm thick coating of PureFix HA over a roughened plasma spray titanium surface.
What is Tritanium made of?
Titanium
Tritanium is made from high-quality, commercially pure Titanium. Studies have shown that it improves bone ingrowth when compared to other alloys3. This technology may be especially beneficial for patients with low bone density and the 55% of Americans age 50 and older diagnosed with osteoporosis4.
What is Stryker Trident made of?
Stryker Trident® Ceramic Hip Replacement System In 1999, hip implants took a giant leap forward with the innovation of the ceramic-on-ceramic and titanium hip by Stryker. This new Trident® hip replacement system differed from conventional norms as it utilized alumina ceramic-on-ceramic surfaces.
Where is your acetabulum bone located?
The acetabulum is the cup-shaped socket on the lateral aspect of the pelvis, which articulates with the head of the femur to form the hip joint. The margin of the acetabulum is deficient inferiorly.
What is Stryker Tritanium?
Stryker’s Tritanium C Cage, is a hollow implant that consists of a unique configuration of both solid and porous structures, which are simultaneously built using Stryker’s AMagine manufacturing process, applying Stryker’s proprietary Tritanium In-Growth Technology.
How long do Stryker hip replacements last?
According to the website Very Well Health, it is to be expected that an artificial joint would not last forever. For the most part, the average life of a hip prosthetic is 15 to 20 years. There is a relationship between the age the patient has the surgery and how long the prosthetic can be expected to function well.
What is acetabular cup?
Requiring extreme precision, acetabular cups are composed of a titanium or cobalt chrome shell and Ultra High Molecular Weight Polyethylene liner. The shape of these components requires the use of custom fixturing during machining; their thin walls increase the importance of eliminating vibration from the process.
What muscles attach to the acetabulum?
There are three muscles (gluteus minimus, gluteus maximus, and gluteus medius) that attach to the back of the pelvis and insert into the greater trochanter of the femur.
What bones come together at the acetabulum?
As indicated above, the acetabulum is formed from parts of the ilium, ischium, and pubis. The acetabulum is the cup-shaped socket on the lateral aspect of the pelvis, which articulates with the head of the femur to form the hip joint.
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