The Men's 100m athletics events for the 2012 Summer Paralympics took place at the London Olympic Stadium from 31 August to 8 September 2012.
Athletes in this category have a variety of visual impairments, but can typically recognize contours from a distance of 2 to 6 metres.
Jason Smyth of Ireland won gold in a new world record time of 10.46.
Luis Felipe Gutierrez took silver for his second medal of the Games, with the South African Ntutu just clinching bronze.
Athletes in this category have minimal limitations or control problems in their arms and trunk while pushing a wheelchair.
Final The T44 category is for athletes who have a single below knee amputation or who can walk with moderately reduced function in one or both legs.
Final The T46 category is for athletes who have a single above or below elbow amputation or similar disability, with normal function in both legs.
Final The T51 category is for wheelchair athletes having spinal cord injuries, with mild weakness in shoulders, limited ability in straightening elbows and wrist function, and no finger, trunk or leg function.
Pushing power comes from elbow extensions, and appears close to normal except for use of modified gloves to compensate for grip.