Lower Extremity Knee Flashcards
Sagittal View Initial
0-20 flexion
facilitate objectivity of shock absorption
Sagittal View MidStance
20flexion-0
extension of body over foot
single limb stance stability
Sagittal View Terminal Stance
Remain 0
COM over BOS
Sagittal View Preswing
0-40 flexion
sagittal view initial swing
40-60 flexion
foot clearance
sagittal view mid swing
60-30 limb advancement
sagittal view terminal swing
30-0flexion
limb advancement
normal stride length
frontal view knee initial contact
neutral varus/valgus
frontal view loading
neutral varus and valgus
frontal view midstance
neutral varus/valgus
frontal view terminal stance
neutral varus and valgus
transverse knee loading
tibia IR 4-6
femur IR 4-6
Knee neutral
transverse midstance early
tibia IR 4-6
femur IR 4-6
Knee neutral
transverse midstance late
Tibia ER to neutral
Femur ER to neutral
Sagittal muscle and kinetic loading
knee flexion
vasti eccentric
Sagittal muscle and kinetic midstance
knee flexion to neutral
vasti concentric
Sagittal muscle and kinetic terminal stance
neutral
no quad action
Sagittal muscle and kinetic preswing
small knee flexion
knee flexion passive
Sagittal muscle and kinetic initial swing
extension moment gravity driven
bicep femoris short concentric
Sagittal muscle and kinetic midswing
extension gravity
no muscle action
Sagittal muscle and kinetic terminal swing
flexion gravity
vasti concentric
Fontal muscle and kinetic loading
knee varus moment resist passively (IT LCL)
Fontal muscle and kinetic Midstance
knee varus moment resist passive (IT, LCL)
Fontal muscle and kinetic terminal stance
knee varus moment resist passive (IT, LCL)
