Enjoy Free Shipping On This Product At Checkout.

medi M3 OA Functional Knee Orthosis / Arthritis Brace

More Views

Medi M.3 OA Functional Knee Orthosis Brace
Medi Authorized


  • Provides functional relief for medial / lateral osteoarthritis.
Choose an option
Choose an option

* Required Fields

Regular Price: $513.99

Price: $447.99

Regular Price: $513.99

Price: $447.99



11340 Sold

Availability: In stock



The medi M3 OA Functional Knee Orthosis provides conservative treatment for pronounced unilateral, medial or lateral osteoarthritis of the knee.The adjustable frame offers varus / valgus correction that's well suited for interim care prior to possible surgical procedures such as correction osteotomy or knee, and joint replacement. Weight-bearing relief after surgery for medial or lateral fractures of the tibial head is also possible given the medi M3 OA functional orthosis' ability to provide offloading of the lateral or medial joint space using its adjustable 3-point principle design for uni-compartment pressure relief. The low profile malleable frame provides a custom fit and and effective pain relief for arthritis sufferers.

medi M3 OA Functional Knee Orthosis / Brace Features:

  • Individually adjustable varus and valgus angles during treatment.
  • Low profile joint design.
  • Varus/valgus angles can be readjusted according to the patient's healing process
  • Air-foam condyle pads for comfort.
  • Light weight construction and easy application.
  • Limitation of extension 0°, 10°.
  • Wide, well-cushioned frame padding for 3-point pressure relief system effectiveness.
  • Malleable frame design provides an individualized custom fit.
  • Ultra flat, very lightweight, and non-protruding frame and hinge construction.
  • Avional® aluminum alloy frame material is 30% more rigid than other aluminum alloy technologies of the same weight.
  • Polycentric physioglide® hinges for strength.
  • Available in varus / valgus versions and six sizes - please see our sizing chart tab for important measurement instructions.

Recommended Manufacturer HCPC: L1845.



The Medi M3 OA Functional Knee Orthosis / Brace may be used to treat:

  • Unilateral, medial or lateral osteoarthritis of the knee.
  • Interim care for correction osteotomy or knee joint replacement surgery.
  • Weight-bearing relief after surgery for medial or lateral fractures of the tibial head.

Sizing chart

Sizing Chart: Measure circumference of thigh 6″ (15cm) above the center of the patella. Choose Medi M3 OA Varus version to correct for valgus (knock kneed) and the Medi M3 OA Valgus to correct for varus (bow legged).

Medi M3 OA Knee Brace Orthosis

medi M.3 OA functional knee orthosis brace

M3® OA (Varus) Size Chart-

 Size  Circumference (cm.)  Circumference (inches)  Part#- left  Part#- right 
XS 31 – 37 12¼ – 14½ #52121 #52021
S 37 – 45 14½ – 17¾ #52122 #52022
M 45 – 51 17¾ – 20 #52123 #52023
L 51 – 57 20 – 22½ #52124 #52024
XL 57 – 65 22½ – 25½ #52125 #52025
XXL 65 – 74 25½ – 29 #52126 #52026


M3® OA (Valgus) Size Chart

 Size  Circumference (cm.)  Circumference (inches)  Part#- right  Part#- left
XS 31 – 37 12¼ – 14½ #52021 #52121
S 37 – 45 14½ – 17¾ #52022 #52122
M 45 – 51 17¾ – 20 #52023 #52123
L 51 – 57 20 – 22½ #52024 #52124
XL 57 – 65 22½ – 25½ #52025 #52125
XXL 65 – 74 25½ – 29 #52026 #52126



medi M3 OA functional Knee Orthosis Brace

Got this replacement for my other brace
My last M3 OA lasted 10 years. I got this as a replacement. This brace is easy to adjust and relieves the pain with walking.
Do you find this review helpful? 
Inappropriate review? 

Q&A for medi M3 OA Functional Knee Orthosis / Arthritis Brace

No questions asked yet

Ask Your Own Question


DME-Direct is an Medi Authorized Dealer Site

Medi Ankle believes that the best way for you to select and purchase an Medi product is at one of its authorized online stores of which DME-Direct is one. Only in these stores can you be sure to find the latest Medi collection and ensure you are getting a genuine Medi product with the manufacturer's full warranty.

Medi therefore recommends that you do not purchase an Active item through any website, unless it is an authorized Medi dealer.

We are a Medi Authorized Dealer and can assure you a safe and pleasant shopping experience here at our website as if you were at our wholesale distribution premises in Valencia, California.

Some non-authorized sites sell counterfeit, second-hand merchandise, and/or products containing old fabrics, glues, and resins that do not perform as intended, and are therefore, not eligible for care under the Medi warranty. Others do not offer the original Medi warranty, nor do they offer any after-sales service of any kind.

Medi takes great care to ensure that all Medi authorized dealers offer you the very best products and service. Please take advantage of the peace of mind that only they can offer to Medi purchasers.


Product Tags

Use spaces to separate tags. Use single quotes (') for phrases.

Loading...   Loading...