Evidence map›Paper›PMID 40661848›Full record

ArticleFrontiers in neuroscience2025

Evolution of spinal evoked compound action potential thresholds, visual motor thresholds, and impedances in a rodent spared nerve injury model.

David L Cedeño, Ricardo Vallejo, David C Platt, Joseph M Williams, Leonid M Litvak, David A Dinsmoor, Małgorzata Siorek

Abstract read
In one paragraph

Article in Frontiers in neuroscience, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
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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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

David L CedeñoSGX Medical LLC, Bloomington, IL, United States.
Ricardo VallejoSGX Medical LLC, Bloomington, IL, United States.
David C PlattSGX Medical LLC, Bloomington, IL, United States.
Joseph M WilliamsIllinois Wesleyan University, Bloomington, IL, United States.
Leonid M LitvakMedtronic plc, Minneapolis, MN, United States.
David A DinsmoorMedtronic plc, Minneapolis, MN, United States.
Małgorzata SiorekMedtronic plc, Minneapolis, MN, United States.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: The mechanisms of spinal cord stimulation (SCS) on neuropathic pain are commonly studied using the spared nerve injury (SNI) model, with stimulation amplitudes typically programed relative to the visual motor threshold (vMT). Recent work explored the relationship between vMTs and spinal evoked compound action potential thresholds (ECAPTs)-a sensed measure of neural activation-in SNI rodents to better translate towards clinical dosing. However, changes across chronic healing beyond two days and pain states is unknown. Methods: This study tracked ECAPs through a traditional SNI-SCS approach, where nine rats were implanted with an SCS lead to evaluate effects of acute healing (days 0 to 1), chronic healing (days 1 to 7), nerve injury (days 7 to 14), and continuous SCS (days 14 to 16) using differential target multiplexed programing (DTMP). Results: ECAPT:vMT ratios significantly increased on subsequent recordings from day 0 through day 14 (i.e., post-injury), but not between days 14 and 16 (after SCS), across anesthesia states, or SCS pulse widths. On average, ECAPT:vMT increased from 35 ± 2% (mean ± S.E.) on implantation day to 54 ± 1% on day 16. Discussion: Future studies may use this approach to further elucidate the effects of chronic pain and SCS on the spinal ECAP.

Indexed as

ECAPSevoked potentialsmotor threshold (MT)neuropathic pain (NP)rat model

Identifiers

PMID40661848
PMCPMC12256503

What OpenQuestion holds

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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.