The<unk> ng system is a widely used method of<unk> ng coronary<unk> .
While the TMPG that was invented by C. Michael Gibson M.S., M.D. assesses  perfusion in the capillary bed at the tissue level, the<unk>  is used to assess epicardial coronary blood<unk> .
TIMI flow grade
TIMI thrombus grade
TIMI myocardial perfusion grade
TIMI risk score
TIMI frame count 
QRS axis and voltage
Killip class
TIMI bleeding criteria