Turning Flashcards
3 main strategies
[All 76-120 degree turns]
Step turn
Spin turn
Ipsilat crossover
Reference Limbs
Step turn: Outisde
Spin turn: inside
Ipsilat : inside
Initiates turn in stance
Step Turn
Loading response
O: initiate change in direction of COM
CR:
Leg rotation towards turn side
Begin pelvic rotation towards turn side
Slight foot supination
Step Turn
Midstance
O: Change direction body COM
CR:
Contd pelvis/trunk rotation
Slight supination to pronation as inside limb steps foward
Step Turn
Terminal Stance
O: Complete change direction of COM
CR:
Contd rotation body to new direction
Relative LE external rotation
Foot pronation
Step Turn
Pre Swing
O: Re-align body in new direction
CR:
Achieve fwd position body in new direction via LR of contralat
Begin re-align of ref limb in new direction
Step Turn
Initial Swing
O: Re-align ref limb with body
CR:
Slight IR leg to neutral in line with pelvis
Spin Turn
Loading Response
Same as normal gait LR
O:
shock absorb
fwd prog
CR:
knee flexion
heel rocker
Spin Turn
Midstance
O: Change direction body COM via pivot ref foot
CR:
Ankle PF (heel off)
Slight Supination
Spin Turn
Term Stance
Same as normal gait
O: prog COM beyond BOS
CR: forefoot rocker
Spin Turn
Pre-swing
Same as normal gait
O: Initiate limb advancement
Ipsilat Crossover
Loading Response
O: Initiate change direction COM
CR: Leg rotation towards turn side (ER)
Ipsilat Crossover
Midstance
O: Change direction body COM
CR:
Simultaneous pelvic/trunk rotation
Apparent hip IR
Foot pronation to supination
Ipsilat Crossover
Term Stance
O: Continue change direction of body COM
CR:
Simultaneous pelvic/trunk rotation via swinging limb bringing body forward
Maintain LE IR and foot supination
Ispilat Crossover
Pre-swing
O: Re-align body in new direction
CR:
Continued pelvic/trunk rotation via LR of contralat limb
