Accidental means
From Ask in Wiki
Accidental Means - Unexpected or undesigned cause of an accidental bodily injury. Under a definition of accidental means, the mishap itself must be accidental, not just the resulting injury. An example would be an individual chopping wood: If the axe slipped out of his hand and cut his foot, it would have been accidental means. However, if his finger got in the way of the axe, it would not have been.

