In fracture of the olecranon, excision of the proximal fragment is indicated in all of the following situations except :
Indications of proximal fragment excision in olecranon fracture :

Old ununited fracture.
Nonarticular fractures.
Open fractures with soft tissue viability questionable.
Fractures with extensive comminution (ORIF not possible).
Fractures in elderly.
Old united fracture
Non-articular fracture
Fracture extending to coronoid process
Elderly patient