1) Treatment 
surgical breaking of a bone
• (n.) The operation of breaking a bone in order to correct deformity.
(os″te-ok´lә-sis) surgical fracture or refracture of a bone.
Os`te·o·cla'sis noun [ New Latin See Osteoclast .] (Surg.) The operation of breaking a bone in order to correct deformity. 
Type: Term Pronunciation: os′tē-ok′lă-sis, os′tē-ō-klā′zē-ă Definitions: 1. Intentional fracture of a bone to correct deformity. Synonyms: diaclasis, diaclasia
Osteoclasis: The surgical destruction of bone tissue. Osteoclasis is performed to reconstruct a bone that is malformed, often a broken bone that healed improperly. The bone may be broken and then reshaped with the aid of metal pins, casting, and bracing.
[n] - treatment of a skeletal deformity by intentionally fracturing a bone
noun treatment of a skeletal deformity by intentionally fracturing a bone
The surgical or manual fracture or refracture of bones
the breaking down or absorption of osseous tissue. · the fracturing of a bone to correct deformity.