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| Name | Class |
|---|---|
| University College, London | OTHER |
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Neuroscience research that has identified potential for recovery (neuroplasticity) following incomplete SCI has changed clinical practice away from compensation strategies towards optimizing recovery. Important factors include: repetitive exercise, Functional Electrical Stimulation (FES) and appropriate feedback. The iCycle combines repetitive exercise with FES and provides feedback on performance in a virtual cycle race. Unlike previous devices, performance in the race is determined only by voluntary effort (i.e. not torque generated by FES plus voluntary effort). In this study with incomplete SCI participants we will test the iCycle with six inpatients to refine the protocol and make technical improvements. We will then conduct an ABA pilot study (n=10) in which a 3G-connected iCycle is used in people's own homes. We will compare usual care (A) with iCycle exercise (B). Changes in neural connectivity (TMS evoked EMG potentials), muscle strength and walking will be measured as well qualitative analysis of users' views.
Background: Functional Electrical Stimulation (FES) cycling can benefit health and may lead to neuroplastic changes following incomplete spinal cord injury (SCI). Our hypothesis is that greater neuroplastic effects occur when electrical stimulation of peripheral nerves is combined with voluntary drive. In this pilot study, we will investigate the effects of a one-month training programme using a novel device, the iCycle, in which voluntary effort (cortical drive) is encouraged by virtual reality biofeedback during FES cycling.
Methods: Eleven participants (C1-T12) with incomplete SCI (5 sub-acute; 6 chronic) will be recruited and undergo 12-sessions of iCycle training. Function will be assessed before and after training using the bilateral ISNC-SCI motor score neurological (motor) function, Oxford power grading, Modified Ashworth Score, Spinal Cord Independence Measure, the Walking Index for Spinal Cord Injury and 10m-walk test. Power output will be measured during training.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| intervention | Experimental | FES |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| FES | Device | Functional Electrical Stimulation during cycling with Virtual Reality Feedback |
|
| Measure | Description | Time Frame |
|---|---|---|
| International Standards for Neurological Classification of Spinal Cord Injury (ISNC-SCI). | Neurological Classification | Change between baseline and 4 weeks |
| International Standards for Neurological Classification of Spinal Cord Injury (ISNC-SCI). | Neurological Classification | Change between baseline and 8 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Oxford scale motor power grading | Muscle strength | Change between baseline and 4 weeks |
| Oxford scale motor power grading | Muscle strength |
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Inclusion Criteria:
1. using a wheelchair for at least two hours per day
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Trudi Bartlett, BSc | University of Southampton | Study Chair |
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| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 31771600 | Result | Duffell LD, Paddison S, Alahmary AF, Donaldson N, Burridge J. The effects of FES cycling combined with virtual reality racing biofeedback on voluntary function after incomplete SCI: a pilot study. J Neuroeng Rehabil. 2019 Nov 27;16(1):149. doi: 10.1186/s12984-019-0619-4. |
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we have no specific plan for this
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| ID | Term |
|---|---|
| D013119 | Spinal Cord Injuries |
| ID | Term |
|---|---|
| D013118 | Spinal Cord Diseases |
| D002493 | Central Nervous System Diseases |
| D009422 | Nervous System Diseases |
| D020196 | Trauma, Nervous System |
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Technology development and Observational study
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| Change between baseline and 8 weeks |
| Modified Ashworth Score (MAS) | Spasticity / stiffness | Change between baseline and 4 weeks |
| Modified Ashworth Score (MAS) | Spasticity / stiffness | Change between baseline and 8 weeks |
| Spinal Cord Independence Measure (SCIM) | ADL | Change between baseline and 4 weeks |
| Spinal Cord Independence Measure (SCIM) | ADL | Change between baseline and 8 weeks |
| Walking Index for Spinal Cord Injury (WISCI II) | Walking ability | Change between baseline and 4 weeks |
| Walking Index for Spinal Cord Injury (WISCI II) | Walking ability | Change between baseline and 8 weeks |
| D014947 | Wounds and Injuries |