Bauerfeind RhizoLoc® OA

RhizoLoc OA – Immobilizing Thumb Orthosis

Product Overview

The RhizoLoc OA is a lightweight, breathable, and water-resistant thumb orthosis designed to immobilize the carpometacarpal (CMC) and metacarpophalangeal (MCP) joints of the thumb. It provides stabilization and pain relief, making it ideal for osteoarthritis, arthritis, injuries, and post-surgical recovery. The slim, ergonomic design allows for free movement of the fingers and wrist, while the self-engaging thumb strap ensures a secure fit and comfortable support during daily activities.

Key Features

✔ Two-Component Rigid Plastic Brace – Provides firm stabilization while remaining lightweight
✔ Breathable & Submersible – Can be worn in water when the wraparound strap is removed
✔ High Comfort Design – Rounded edges, soft thumb strap, and perforations for airflow
✔ Easy to Wear & Adjust – Can be put on and removed with one hand, like a wristwatch
✔ Secure Thumb Positioning – Self-engaging thumb strap stabilizes the thumb in a functional position
✔ Reinforced Midsection for Support – Slim brace allows for grasping movements without straining the thumb

Indications (Recommended For)

• Osteoarthritis (e.g., Rhizarthrosis) – Stabilizes the joint, reducing strain and pain
• Arthritis – Supports joint function and reduces inflammation
• Acute & Post-Traumatic Injuries – Overuse, sprains, contusions, and joint irritation
• Chronic Ligament Instabilities & Joint Malpositions – Prevents further deterioration
• Postoperative Recovery – Provides immobilization after arthroplasty or surgery
• Functional Complaints – Reduces strain from recurrent joint malpositions or overload

Material Composition

• Thermoplastic Elastomer (TPE)
• Low-Density Polyethylene (PE-LD)
• Polyester (PES)
• Thermoplastic Polyurethane (TPU)

Secure Stabilization & Functional Support

• Immobilizes the Thumb – Prevents unnecessary movement of the CMC and MCP joints, reducing strain and pain
• Reinforced Midsection – Provides firm support while allowing finger and wrist mobility
• Secure Self-Engaging Thumb Strap – Keeps the thumb in an optimal position for grasping tasks

A Handy & Comfortable Design

✔ Slim & Lightweight – Designed for daily wear without discomfort
✔ Easy One-Handed Application – Simple fastening system for quick donning and removal
✔ Individually Adjustable Fit – Two adjustable straps for a custom fit around the palm and wrist
✔ Water-Resistant & Easy to Clean – Can be worn under running water without removal

Measurement Guide

• Measure the circumference of the wrist to determine the correct size.

Care Instructions

✔ Hand wash separately with mild detergent (max. 30°C / lukewarm water)
✔ Close all fasteners before washing to prevent damage
✔ Do not tumble dry – Air dry using a towel
✔ Avoid direct heat exposure (e.g., heaters, direct sunlight, or storing in a hot car)

The RhizoLoc OA is an innovative, functional thumb orthosis that provides secure immobilization, pain relief, and freedom of movement, making it ideal for daily activities, recovery, and long-term joint protection.