hinge joints
Elbows and knees
Hinge joints are joints that allow movement in only one plane, like a door hinge—bending and straightening but not rotating.
The knee and elbow are hinge joints.
The term appears in anatomy, engineering, and robotics: The robot's hinge joints gave it realistic arm movement.
- kneeLeg's middle hinge
- knee capBone shielding leg joint
- elbowArm's middle joint
- elbow roomAdequate maneuvering space
- toeFoot's small digit
ankle · flexion · extension · full range · articulation · movement · range of motion · pivot point · load-bearing · cartilage · kinematics · rotations · ligaments · wear and tear · material fatigue · bursitis · structural integrity · sprain