About this trial
After spinal cord injury (SCI), many people lose their ability to walk and do not have access to equipment and assistance that could help them regain functional abilities. Furthermore, many who have the potential to regain function are further hindered by a loss of function in their upper body that limits their ability to use a walker or crutches, thus eliminating options for mobility.
This study seeks to determine the safety and feasibility of the XoMotion-R, a self-balancing exoskeleton that allows people with American Spinal Injury Association Impairment Scale (AIS) rating of B-D SCI to walk hands-free in inpatient and outpatient settings. This study will examine how use of the XoMotion-R affects functional outcomes and identify setting-specific barriers and facilitators to clinical adoption.
This single-arm feasibility study will recruit 8 SCI inpatients and 8 SCI outpatients whose goal is to improve their walking and incorporate the XoMotion-R into their rehabilitation sessions. Participants will work on a variety of gait tasks tailored to their functional level. The goal is to determine whether early robotic gait training can improve functional outcomes and decrease length of stay, secondary complications, and long-term disability burden.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
SCI (AIS C or D in inpatient setting, AIS B-D in outpatient setting; inclusive of cervical injuries)
inpatients who are preambulatory with predicted probability of walking independently 1year after injury >50% (Hicks et al., 2017)
outpatients with a functional goal of improved locomotion where the XoMotion is clinically suited to support the achievement of their functional goals
Disqualifiers
SCI AIS A
Trial design
Single group
Treatments tested in this trial
XoMotionR- assisted locomotor training
DeviceThe XoMotion-R self-balancing exoskeleton will be utilized for locomotor training in both the inpatient and outpatient setting. Inpatient intervention will be focused on promoting early weight-bearing, postural control, and initiation of step cycles. Training includes progressive walking tasks that emphasize symmetrical lower limb loading, upright posture, and engagement of trunk musculature. In addition to forward ambulation, sessions incorporate functional activities such as sit-to-stand transitions, pivot turns, and standing balance tasks which are all possible with the self-balancing XoMotion-R. The intervention is individualized based on tolerance, cardiovascular response, and patient progress, with adjustments made to walking speed, step length, and assistance levels over time. Outpatient intervention will follow a task-specific approach emphasizing increased walking distance, reduced exoskeleton assistance, and advancement toward community-based ambulation goals. In this phase,
Treatment groups
Trial outcomes
Primary outcomes
SCI Standing and Walking Assessment (SWAT)
The SWAT will be the primary effectiveness outcome for the inpatient group.
6min Walk Test (6MT) (Outpatient group)
10-m Walk Test (10MWT) (Outpatient Group)
Modified Timed Up and Go (mTUG) (Outpatient Group)
Secondary outcomes
Device-generated metrics (Number of steps taken)
Device-generated metrics (Level of assistance provided)
Other outcomes
Functional Independence Measure (FIM)
SCIM III
System Usability Scale (SUS)
The SUS is a standard scale used to evaluate a technology. It will be completed by all clinicians who used the device at the end of the study.
Participant Structured Interview
Structured interview to accurately capture the participants overall experience and impressions with the exoskeleton.
Sponsors and contacts
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University of Alberta
Lead sponsor
Praxis Spinal Cord Institute
Collaborator
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