Assertion: sternum | /r/HasProperty | cut open
Facets:
value: sometimes
type: TEMPORAL
value: to gain access
type: PURPOSE
Source sentences:
text: The sternum is sometimes cut open (a median sternotomy) to gain access to the thoracic contents when performing cardiothoracic surgery.
text: The breastbone is sometimes cut open (a median sternotomy) to gain access to the thoracic contents when performing cardiothoracic surgery.