International ‘Lock jaw’: Are you at risk? written by DesireeMailey TETANUS, also known as “lock jaw”, is an infection that is caused by the anaerobic bacteria Clostridium tetani. View post: ‘Lock jaw’: Are you at risk? ‘Lock jaw’: Are you at risk? was last modified: May 17th, 2015 by DesireeMailey May 17, 2015 0 comment 0 Facebook Twitter Google + Pinterest