FlexiOH™ - The Next Gen Orthopedic Cast

FlexiOH® Radial Gutter Immobilizer

Absolute washable orthopedic Immobilizer for immobilization at meta-carpals and phalanges of the index and middle finger, leave the thumb, ring and pinky finger freely mobile.


  • Distal Radius Fracture with/without Metacarpal Fracture
  • Non-displaced second or third Metacarpal Fractures
  • Non-displaced second or third Proximal Phalanx Fracture

Radial Gutter Immobilizer

FlexiOH® Radial Gutter immobilizers are designed for immobilization of metacarpals and phalanges .It has an inbuilt soft cushioning padding which is very comfortable for skin contact. It is used to provide support for fingers injuries (ligament instability, sprain or muscle strain), fractures of the base of the first metacarpal (Rolando fracture/ Bennett’s fracture). HCP needs to apply it on the patient’s hand and then cure it with the RizyCure® light device (recommended) or direct sunlight for around 3-5 minutes depending on the size of immobilizer, until it gets rigid.

FlexiOH® Radial Gutter Immobilizer comes in 4 different sizes: S, M L and XL. All of the immobilizers vary in terms of wrist circumference, forearm circumference and finger length. For the best fit of FlexiOH® Radial gutter Immobilizer, taking the measurement of patient’s hand is necessary before application.


RGC Measurement guide

SIZE CHART (in cm)

Size vs Measurement
(Radial Gutter Immobilizer)
Finger Length: 8 9 10 10.5
Wrist Circumference: 16 17.5 19.5 21
Forearm Circumference: 21 23.5 28 30

* Above sizes fit better as per dimensions mentioned in the table.
* However FlexiOH® adapts to an oversize to a certain extend by stretchability.
* We advise healthcare professionals to choose the size as per patient’s comfort.

FlexiOH® Radial Gutter Immobilizer application process is as follows:

Step – 1 : For choosing the appropriate size first measure the arm circumference

Step – 2 : then measure the finger length and choose appropriate size from size chart

Step – 3 : Take the best fit size of Radial Gutter Immobilizer

Step – 4 : Place immobilizer over the fractured hand anchoring thumb

Step – 5 : Pull the puller of the zip until the end

Step – 6 : As it adapts to the shape of the hand and start reduction process

Step – 7 : Position the fingers and palm before curing process

Step – 8 : Take fully charged RizyCure® Light Device

Radial Gutter Immobilizer

Step – 9 : First start curing around the thumb and palm area

Step – 10 : Expose 3-10 minutes thoroughly and check every corner until it’s hardened

Step – 11 : After curing process apply the Velcro strap around the fingers

FlexiOH® provide ~46 % open area of skin to breathe, wash, and exposure to sunlight which all are necessary to maintain healthy skin.