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Rhizarthrosis Research Blog

Plain-language summaries of published research on thumb base arthritis: diagnosis, splints, injections, surgery, implants, and recovery.

Prostheses & Implant Outcomes · February 15, 2026

Can a Thumb Prosthesis Really Last for Years?

The short answer: Most MAIA thumb prostheses last many years. In this study, 88% were still working after 12 years and pain…

Conservative Treatment · February 13, 2026

What Actually Works When Your Wrist Hurts and Your Hand Goes Numb?

The short answer: Most people get better with the right treatment. If you need surgery, about 9 out of 10 people feel…

Surgical Treatment · February 12, 2026

Which Thumb Surgery Works Best for Arthritis Pain?

The short answer: All surgeries reduce pain. Simple trapeziectomy works as well as trapeziectomy with LRTI for pain, and total joint replacement…

Epidemiology & Risk Factors · February 9, 2026

Can Scientists Grow Thumb Cells to Study Your Arthritis Pain?

The short answer: Scientists made special stem cells from two patients with thumb arthritis to study the disease in the lab, which…

Surgical Treatment · February 8, 2026

Can You Stay Awake During Thumb Arthritis Surgery Without Pain?

The short answer: WALANT lets you stay awake and pain free during thumb arthritis surgery. In 16 thumb arthritis surgeries, all were…

Conservative Treatment · February 6, 2026

Why Does My Thumb Pain Keep Coming Back Even After Treatment?

The short answer: Long lasting thumb pain is not just from the joint. The brain and nerves can keep hurting even after…

Epidemiology & Risk Factors · February 5, 2026

What Can Physiotherapists Teach Us About Hand Pain and Job Stress?

The short answer: Physiotherapists use their hands a lot and can have hand and skin problems, but 88% are happy with their…

Surgical Treatment · February 2, 2026

Why Do Doctors Disagree About Thumb Arthritis Surgery Results?

The short answer: 50 out of 51 patients felt very satisfied after suspension arthroplasty for thumb arthritis. Most patients are happy with…

Prostheses & Implant Outcomes · February 1, 2026

Can Thumb Joint Replacement Really Stop Your Pain and Help You Move Better?

The short answer: Thumb joint replacement can reduce pain and help your thumb move better. Most implants still work well, with 97…

Anatomy & Biomechanics · January 29, 2026

Does Your Thumb Muscle Connect to Arthritis Pain?

If you have thumb pain or arthritis at the base of your thumb, you may wonder if something in your body is…

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