If after application of a Sarmiento brace the fracture shortening is less than 1 cm and the angulation on the AP and lateral plane less than 30 degrees then conservative treatment should be considered.
A case example is shown below that ended up in satisfactory outcome and healing in acceptable position.
Injury film
After application of the Sarmiento brace, AP view
After application of the Sarmiento brace, LAT view
3 months after the fracture is healed
3 months after the fracture is healed
A similar case is illustrated below.
Injury film
Sarmiento application
70 days after the injury the fracture is healed with no angulation of the lateral view
70 days after the injury the fracture is healed with 17 degrees of angulation on the AP view which is within the acceptable limits of malunion
The patient has no function deficits in the ROM of the elbow and is pain free.