Knee Joint: Frontal-Plane Kinematics

0% · Heel strike

≈ 1.8° valgus
0%20%40%60%80%100%StanceSwing
Knee abduction / adduction (°)Current: 1.8° valgus

Tibia relative to femur

+ Abduction (valgus)− Adduction (varus)
-6-30°369020406080100Heel strikeFoot flatMidstanceHeel offToe offFeet adjacentTibia verticalNext heel strikeABDUCTION (VALGUS) ↑ADDUCTION (VARUS) ↓Knee joint motion (°)Percent of gait cycle
Gait cycle: 0%
0:00 / 2:22
Chapters
Explanations and references

Frontal Plane Kinematics → ROM → Knee

Back to Gait Videos

Lafortune et al. 1992 · Figure 15.17. Purple: approximate visual reconstruction of the four-of-five participant average, independent of the reported 1.2° heel-contact and 5° additional swing callouts.

Learning objectives

Follow small knee valgus/varus movement: stable slight valgus in stance, increased valgus in swing.

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