Rhizarthrosis thumb brace ErgoForm Donjoy right left immobilization orthosis The ERGOFORM thumb brace is a precision orthopedic support, developed to guarantee the correct stabilization of the first ray in the presence of clinical conditions such as tendonitis, sprains, rhizarthrosis or in the post-surgical course. Thanks to a design based on technological materials, this device offers an effective response to the need for therapeutic immobilization, without sacrificing the practicality required for daily use. The structure uses Ozone fabric, an advanced solution that maximizes breathability and maintains the thermal balance of the treated area, preventing skin irritation. Comfort is further increased by the internal lining in Jersey fabric, which ensures soft contact with the skin and min.