Which statement describes how a parapodium facilitates movement?

• A. It is primarily used by adults
• B. It enables walking by rocking the base across the floor
• C. It cannot adjust hip and knee joints
• D. It is a standing frame attached to a wheeled base

Answer: (B)

Parapodium is a gait training device that keeps the user upright while letting movement come from the base itself. The base is designed to roll and rock along the floor, so as the user shifts weight and uses hip and knee motion, the device glides forward. This rocking/rolling action provides a propulsion cue, allowing the person to practice stepping and “walking” with support rather than remaining stationary or needing a full independent gait from the start.

That’s why the statement describing it as enabling walking by rocking the base across the floor is the best. It captures the core idea that movement comes from the device’s base facilitating forward progression, not from a purely static stand or from adult use, and not from immobilizing joints.