The NewGait Rehabilitative Device Corrects Gait Deviations in Individuals With Foot Drop

Area of Science:

• Biomedical Engineering
• Rehabilitation Science
• Movement Science

Background:

• Foot drop, often caused by stroke or neurological conditions, significantly impairs walking ability.
• Traditional ankle-foot orthosis (AFO) devices aim to assist with foot drop but can have limitations.
• Assessing gait deviations and interjoint coordination is crucial for effective rehabilitation.

Purpose of the Study:

• To evaluate the effectiveness of the NewGait rehabilitative device in improving walking abilities in individuals with foot drop.
• To compare the NewGait device's performance against a standard AFO and no assistive device.
• To analyze the impact of different assistive devices on spatiotemporal and kinematic gait parameters.

Main Methods:

• A quasiexperimental study involving 16 participants with foot drop.
• Participants underwent walking trials under four conditions: no device, standard AFO, NewGait (dorsiflexion assist), and NewGait (multi-joint assist).
• 3D motion analysis system recorded body motions, analyzed using spatiotemporal parameters and a gait decomposition index for interjoint coordination.

Main Results:

• All tested orthotic devices improved gait velocity, ankle dorsiflexion, and foot clearance compared to no device.
• The standard AFO restricted plantarflexion and decreased interjoint coordination.
• The NewGait device improved coordinated movement in lower-extremity joints, outperforming the AFO in correcting gait deviations.

Conclusions:

• The NewGait rehabilitative device demonstrates superior efficacy over standard AFOs in managing foot drop-related gait deviations.
• NewGait enhances gait parameters and promotes better coordination in individuals with neurological conditions causing foot drop.
• This device offers a promising advancement in rehabilitative technology for improving mobility and function.