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France European Union, UK, SwitzerlandMediRoyal & SRX MEDIROYAL products: delivery in France only.
39,90 €
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The DonJoy Rotulax knee brace combines a patellar stabiliser with flexible splints to provide effective patellar support and optimum comfort. Ideal for patellofemoral pain, injury prevention during sporting activities, the prevention of mild patellar instability and mild osteoarthritis, it features comfort zones, an anti-slip strap and breathable fabric.
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The DonJoy Rotulax knee brace is particularly recommended for the prevention of episodes of mild patellar instability in patients with patellar tracking disorders. It provides an effective solution for relieving patellofemoral pain, which is common amongst sportspeople and active individuals who subject their knees to repeated strain.
This knee brace is suitable for mild patellofemoral osteoarthritis, providing compression and support that help to reduce joint pain and improve knee function in everyday life. It is also ideal for providing support and compression following an acute or chronic knee injury, thereby supporting the recovery phase and a gradual return to activities.
The DonJoy Rotulax knee brace improves proprioception and helps prevent injuries during sporting activities thanks to its precise patellar support and graduated compression. It gently realigns the patella whilst maintaining full joint mobility, thereby enabling physical activities to be continued in greater comfort and safety.
The DonJoy Rotulax knee brace combines advanced textile technology with an ergonomic design to provide effective patellar support whilst maintaining comfort and freedom of movement.
High-quality 3D anatomical knit
This knee brace stands out for its high-quality, flexible 3D anatomical knit that perfectly conforms to the natural contours of the knee. This pre-shaped three-dimensional design ensures a precise fit without creases or excessive pressure points, even during repeated flexion-extension movements. The multi-directional elasticity of the fabric allows the knee brace to adapt to movements in all planes, thus offering optimal freedom of movement whilst maintaining its supportive effectiveness.
Optimised comfort zones
The fabric features specific areas with a looser knit in the popliteal fossa (back of the knee), thereby preventing fabric bunching and uncomfortable creases during full knee flexion. This special attention to sensitive areas significantly improves comfort, particularly during prolonged activities or repeated sitting. The fabric’s soft texture and optimal breathability keep the skin dry and prevent irritation, even during prolonged wear.
SBR foam patellar stabiliser
The central feature of this knee brace is its patellar recess combined with an SBR (styrene-butadiene rubber) foam stabiliser, specially designed to keep the patella in the correct position. This realignment system exerts gentle, even pressure on the edges of the patella, guiding it along its physiological axis during flexion and extension movements. This stabilising action helps to reduce patellofemoral pain, minimise abnormal friction and prevent episodes of instability, whilst respecting the joint’s natural range of motion.
Flexible bilateral splints
The integrated flexible lateral reinforcements on either side of the knee provide additional support without restricting joint movement. These flexible splints follow the knee’s movements whilst limiting excessive lateral displacement, thereby providing overall stability that complements patellar support. Their flexibility allows for a full range of motion, which is essential for daily activities and sport.
Effective anti-slip system
The integrated silicone strip at the top of the knee brace ensures a secure, non-slip fit, even during intense exertion or repetitive movements. This discreet and effective anti-slip system eliminates the need for constant readjustments and ensures that the patellar stabiliser remains perfectly positioned to maintain its therapeutic effect throughout the day.
Easy care
The knee brace is machine-washable at 40°C on a delicate cycle, making it easy to clean regularly to maintain optimal hygiene. The fabric is latex-free, making it suitable for people with sensitivities or allergies. The bilateral design fits either the right or left knee, simplifying management and allowing for alternating use if necessary.
Wide range of sizes
Available in 7 sizes (from T1 to T7), the DonJoy Rotulax knee brace suits all body types. This range of sizes ensures an optimal fit and maximum effectiveness of the patellar stabilisation system, provided the correct size is selected based on the knee circumference measurements.
Available in 7 sizes: please refer to the size guide to determine your size based on your measurements.
Size 1: 35cm to 38cm.
Size 2: 39 cm to 42 cm.
Size 3: 43cm to 46cm.
Size 4: 47cm to 49cm.
Size 5: 50cm to 53cm.
Size 6: 54cm to 57cm.
Size 7: 58 cm to 61 cm.
Reversible design.
| Marque | DONJOY |
|---|---|
| Niveau de maintien | Léger |
| Informations supplémentaires | Stabilité Rotule |
| Caractéristique | Traitement arthrose, Contention élastique, Récupération, Vie quotidienne, Rotulienne, Compression, Prévention, Reprise sportive, Stabilisation |


Founded in 1978 by professional American football players, DONJOY invented the modern knee brace and has remained the global benchmark in sports orthopaedics for over 45 years. Its knee braces are used by elite athletes as well as patients undergoing rehabilitation following a sprain, ACL injury or knee surgery.
DONJOY’s expertise is based on clinically proven technologies: the 4-point lever stabilisation system, which protects the anterior cruciate ligament by controlling tibial drawer movement, and polycentric joints that respect the knee’s natural kinematics. Ligament braces, patellar braces, post-operative splints and ankle braces: each orthosis combines precise support, comfort and freedom of movement.
Coach Kin is the official DONJOY distributor in France: genuine products, fitting advice from our team and fast dispatch from our French warehouse, so you can return to sport or your daily routine with complete confidence.
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