- Skeletally mature subjects age 18 years or older.
- Subjects with either a closed proximal humeral fracture or a diaphyseal humeral
- Treatment plan that includes only conservative (nonoperative) therapy within 48 hours
- Shoulder dislocation at the time of injury.
- Planned procedure(s) at that would stimulate fracture union at the time of application
of the initial immobilization device.
- Fractures located in the distal third of humerus.