What does interposition arthroplasty mean?

What does interposition arthroplasty mean?

in·ter·po·si·tion ar·thro·plas·ty. surgical correction of ankylosis by separation of the immobile part of a joint from the mobilized part and interposition of a substance (for example, fascia, cartilage, metal, or plastic) between them.

What is a Carpometacarpal arthroplasty?

Thumb CMC arthroplasty is a treatment option for thumb arthritis, a type of osteoarthritis found at the carpometacarpal (CMC) joint located at the base of the thumb. The CMC joint gives the thumb a wide range of motion – up, down, and across the palm, as well the ability to pinch.

When is a CMC arthroplasty needed?

The carpometacarpal joint is located at the base of the thumb and aids in many hand movements. When the cartilage shock absorber wears away, surgeons may recommend an arthroplasty to remove and replace the joint with a skin graft or an artificial implant made out of silicone, metal, or pyrocarbon.

How painful is CMC arthroplasty?

The first 6 weeks are tough with pain, weakness, and stiffness in the thumb. Most patients have minimal pain by 3 months after surgery. Your symptoms will continue to improve with improvements in ability to do more activities every 3 months.

How long does it take to recover from thumb joint surgery?

Recovery typically takes up to three months for the prosthetic implant surgery. The casting period is longer as well. Recovery does not take as long for the Spherical Implant Surgery—individuals can return to full activity after three to five weeks.

What is the recovery time for arthritis thumb surgery?

In a traditional thumb joint reconstruction, the surgeon removes the trapezium — the small bone that connects the thumb to the wrist — then harvests a piece of tendon from the patient and implants it between the thumb and wrist to serve as a spacer. Patients often need three months to fully recover.

How long does it take to recovery from CMC arthroplasty?

The surgery is typically performed on an outpatient basis, and you will go home the same day. After surgery, your thumb will be placed in a cast for three to four weeks, followed by a plastic splint for four to six weeks. Typically, it takes between six and eight weeks to regain full movement in your thumb.

How long is recovery for CMC arthroplasty?

Full recovery from CMC Arthroplasty will take several months. Joint reconstruction usually requires a period of immobilization followed by therapy. Recovery typically takes up to three months for the prosthetic implant surgery. The casting period is longer as well.

How long is recovery from CMC surgery?

Why would you need to have a thumb arthroplasty?

Thumb Arthroplasty is surgery to replace part or the entire joint at the base of your thumb. Thumb Arthroplasty is a procedure that is performed on patients with advanced basilar thumb arthritis. The procedure is intended to alleviate pain in the thumb and improve function.

Is thumb arthroplasty successful?

Pros: Removing the entire trapezium eliminates the possibility of arthritis returning and, according to Dr. Ruch, LRTI has a 96 percent success rate. “Most patients achieve complete pain relief and mobility equal to that of a healthy thumb, with results lasting at least 15 to 20 years,” he says.

Is thumb joint arthroplasty painful?

Following surgery, the thumb is padded and a splint is applied to promote healing. You may experience some discomfort and swelling. Your doctor will recommend some pain medication to help.

How long does a thumb arthroplasty last?

The ligament reconstruction-tendon interposition arthroplasty provided a stable and functional reconstruction of the thumb, resulting in excellent relief of pain and a significant increase in strength for as long as eleven years after the procedure.