Normal Gait

What happens during gait with a LLD?

• Longer leg will DF with early heel rise at heel off

• Shorter leg will PF to try and reach the ground during stance

Gait

Manner of style of walking

Gait cycle

Beginning of a walking event by one limb and continuing until the event is repeated with the same limb; time from heel strike to the next ipsilateral heel strike

Stride

One complete gait cycle

Step

Beginning of an event by one limb until the beginning of the same event with the contralateral limb

What are the phases of gait and percentage of the stance vs swing phase?

• Stance phase - 60%

  • Initial contact/heel strike

  • Loading response/foot flat

  • Mid stance

  • Terminal stance/heel off

  • Pre-swing/toe off

• Swing phase - 40%

  • Initial swing/acceleration

  • Mid swing

  • Terminal swing/deceleration

Describe the rocker functions of the anterior vs posterior muscles?

• Heel rocker

  • Anterior muscles work to prevent falling backward

• Forefoot rocker

  • Posterior muscles work to prevent falling forward

If a patient has left hip drop what muscle is weak?

Right glute med/abductors during stance

In what planes is gait analyzed?

• Sagittal plane (sideways)

• Frontal plane (face forward)

What ROM at the hip is needed for normal gait?

• Stance: 0-30 flex and 0-10-20 hyperext

• Swing: 20-30 flex

What ROM at the knee is needed for normal gait?

• X