CPRN Registry Elements

Starting with hip at 90 degrees of flexion and knee in full flexion opposite leg is flexed 30-45 degrees to shift pelvis to neutral on the table (with hamstring shift hs), move the lower leg quickly towards vertical. R1 is the angle of catch spasticity in hamstrings Anterior popliteal angle refers to the angle vertical to top of shin, where vertical or full knee extension is 0 degrees