Knee orthosis OA Reaction Web™

XSSL

Product overview
OA Reaction Web™ knee brace provides targeted unicompartmental off-loading for patients with mild to early osteoarthritis of the knee and patella. The device combines a low-profile, 4-way stretch wraparound design with patented Silicone Web technology and a single adjustable aluminium upright to deliver controlled load redistribution while maintaining comfort and proprioceptive feedback.

Indications

• Early to mild unicompartmental osteoarthritis of the knee and patella
• Patients seeking a lightweight, low-profile alternative before transitioning to a more rigid OA brace
• Individuals with mild-to-moderate activity levels requiring symptom relief and functional support

Features and benefits

• 4-way stretch wraparound construction for consistent compression and fit
• Patented Silicone Web membranes for shock absorption and kinetic energy return
• Silicone condyle pad for mild mechanical off-loading and nonslip contact
• Single adjustable aluminium upright to increase valgus correction and off-load as required
• Contoured, low-profile design with moisture-wicking materials and padded cuff liners
• Intimate fit enhances proprioception and supports patient confidence and activity
• Easy to don and doff; discreet under clothing

Ordering information
Part Number | Description
82-7426-x — Right Medial / Left Lateral
82-7427-x — Left Medial / Right Lateral
25-9504-x — OA Reaction Softgoods Kit Right Medial / Left Lateral
25-9505-x — OA Reaction Softgoods Kit Left Medial / Right Lateral

Sizing information
Size | Circumference (thigh or specified measurement)
X = 1 = XS — 33 cm - 39 cm (13" - 15½")
X = 2 = Small — 39 cm - 47 cm (15½" - 18½")
X = 3 = Medium — 47 cm - 53 cm (18½" - 21")
X = 4 = Large — 53 cm - 60 cm (21" - 23½")
X = 5 = XLarge — 60 cm - 67 cm (23½" - 26½")
X = 6 = XXLarge — 67 cm - 75 cm (26½" - 29½")
X = 7 = XXXLarge — 75 cm - 82.5 cm (29½" - 32")

Available documents (examples)

• OA Reaction Web™ - Instructions for Use (EN)
• OA Reaction Web™ - IFU (FR)
• OA Reaction Web™ - Datasheet (EN)
• OA Reaction Web™ - Web Patient Trifold (EN)
• Fiche Produit - OA Reaction DonJoy® (FR)
• NOTICE DonJoy OA Reaction (product notice)

Technical specifications

• Brand: DonJoy (Enovis)
• Product: OA Reaction Web™ knee brace (patented Silicone Web technology)
• Indication: Mild unicompartmental off-loading for knee and patella osteoarthritis
• Design: 4-way stretch wraparound, contoured, low-profile
• Materials/technology: Silicone Web membranes, moisture-wicking textile, padded cuff liners, single adjustable aluminium upright
• Sizing: XS to XXXL (see sizing table for circumferences)
• Ordering codes: 82-7426-x, 82-7427-x, 25-9504-x, 25-9505-x