Evidence map›Paper›PMID 40583777›Full record

Trial reportArtificial organs2025

Neurophysiological Effect of Transcutaneous Electrical Spinal Cord Stimulation in Chronic Complete Spinal Cord Injury.

E L McNicol, B Osuagwu, M Purcell, E J McCaughey, C Lincoln, L Cope, A Vučković

2 registry-linked trialsAbstract readClinical Trial
In one paragraph

Trial report in Artificial organs, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT05522920 naunknown statusnot on this map

Non-invasive Spinal Cord Stimulation Combined With Activity-based Therapy in Chronic Complete High Level Spinal Cord Injury

TypeinterventionalSponsorNHS Greater Glasgow and ClydeRan2022 to 2024Enrolled12ConditionsSpinal Cord InjuriesArmsTherapy with and without spinal cord stimulation
NCT07208188 early_phase1not yet recruitingnot on this map

Transcutaneous Spinal Cord Stimulation for Rehabilitation of Upper Limbs in Early Spinal Cord Injury: Randomised Feasibility Study

TypeinterventionalSponsorNHS Greater Glasgow and ClydeRan2025 to 2027Enrolled20ConditionsSpinal Cord Injuries (SCI)ArmsTranscutaneous spinal cord stimulation (tESCS) active group, Sham transcutaneous spinal cord stimulation (tESCS)
3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

E L McNicolCentre for Rehabilitation, School of Engineering, University of Glasgow, Glasgow, UK.ORCID https://orcid.org/0009-0000-0834-2572
B OsuagwuCentre for Rehabilitation, School of Engineering, University of Glasgow, Glasgow, UK.ORCID https://orcid.org/0000-0002-1238-7770
M PurcellQueen Elizabeth National Spinal Injuries Unit, Glasgow, UK.ORCID https://orcid.org/0000-0002-9284-319X
E J McCaugheyQueen Elizabeth National Spinal Injuries Unit, Glasgow, UK.ORCID https://orcid.org/0000-0001-6596-110X
C LincolnQueen Elizabeth National Spinal Injuries Unit, Glasgow, UK.ORCID https://orcid.org/0000-0003-2028-7187
L CopeQueen Elizabeth National Spinal Injuries Unit, Glasgow, UK.
A VučkovićCentre for Rehabilitation, School of Engineering, University of Glasgow, Glasgow, UK.ORCID https://orcid.org/0000-0002-1585-3247

Funding

Engineering and Physical Sciences Research CouncilSpinal Research
6 · The paper itself

Abstract

backgroundTranscutaneous electrical spinal cord stimulation combined with activity-based therapy (TESCS-ABT) holds promising potential for motor rehabilitation of spinal cord injury (SCI). However, its effectiveness in individuals with chronic complete SCI remains largely unexplored, despite recent evidence suggesting that many of these individuals exhibit signs of neurological incompleteness. This study was a prospective, single-arm, open-label trial that investigated the neurophysiological effects of TESCS-ABT in chronic complete SCI and assessed whether any changes translate into functional improvements.

methodsNine participants with chronic complete SCI were recruited for a two-phase trial, including 6 weeks of FES-conditioning and 16 weeks of TESCS-ABT. Neurophysiological, neurological and functional assessments were conducted at six timepoints throughout the study: baseline; after the FES-conditioning phase; after 6, 10, and 16 weeks of TESCS-ABT; and 12 weeks after completion of the intervention.

resultsAll participants exhibited increases in synchronized neural signals to muscles in high frequency bands, with limited improvements in corticospinal and spinal excitability. The magnitude and consistency of these neurophysiological changes varied among participants and were influenced by limb dominance. Neurophysiological improvements did not consistently translate into meaningful gains in strength or function.

conclusionsThese findings suggest that the neurophysiological effects of TESCS-ABT depend on the presence of residual supraspinal connectivity in chronic complete SCI. This SCI population demonstrate a more limited response compared to previous reports in individuals with incomplete SCI. This study provides important insights into the mechanisms and potential limitations of TESCS-ABT, helping to guide future research toward optimizing the therapy and identifying those most likely to benefit.

trial registrationClinicalTrials.gov identifier: NCT05522920.

Indexed as

Spinal Cord InjuriesSpinal Cord StimulationTranscutaneous Electric Nerve StimulationAdultChronic DiseaseFemaleHumansMaleMiddle AgedProspective StudiesRecovery of FunctionSpinal CordTreatment OutcomeYoung Adultmotor rehabilitationneuromodulationneurophysiologytranscutaneous electrical spinal cord stimulation

Identifiers

PMID40583777
PMCPMC12902743

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.