Evidence map›Paper›PMID 20590286›Full record

ArticleJournal of biomechanical engineering2010

Validation of the cat as a model for the human lumbar spine during simulated high-velocity, low-amplitude spinal manipulation.

Allyson Ianuzzi, Joel G Pickar, Partap S Khalsa

Abstract readComparative StudyValidation Study
In one paragraph

Article in Journal of biomechanical engineering, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
2.1field-weighted citation impact, top 13% of its field
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

5 citing papers in PubMed, 12 citations in OpenAlex.

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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

3 authors at 2 institutions in 1 country.

Allyson IanuzziDepartment of Biomedical Engineering, Stony Brook University, Stony Brook, NY 11794, USA. allyson_ianuzzi@yahoo.com
Joel G Pickar
Partap S Khalsa
Stony Brook University · USPalmer College of Chiropractic · US

Funding

CREATING THE CONSORTIAL CENTER FOR CHIROPRACTIC RESEARCHU01AT000170 · NCCIH · PALMER COLLEGE OF CHIROPRACTIC · PI MEEKER, WILLIAM C · 1999 to 2003
$2.2M
Biomechanics of spinal manipulation using a cat modelF31AT002666 · NCCIH · STATE UNIVERSITY NEW YORK STONY BROOK · PI IANUZZI, ALLYSON · 2005 to 2006
$29k
NCCIH NIH HHS F31 AT002666NCCIH NIH HHS F31AT002666NCCIH NIH HHS U01 AT000170NCCIH NIH HHS U19AT001701
6 · The paper itself

Abstract

High-velocity, low-amplitude spinal manipulation (HVLA-SM) is an efficacious treatment for low back pain, although the physiological mechanisms underlying its effects remain elusive. The lumbar facet joint capsule (FJC) is innervated with mechanically sensitive neurons and it has been theorized that the neurophysiological benefits of HVLA-SM are partially induced by stimulation of FJC neurons. Biomechanical aspects of this theory have been investigated in humans while neurophysiological aspects have been investigated using cat models. The purpose of this study was to determine the relationship between human and cat lumbar spines during HVLA-SM. Cat lumbar spine specimens were mechanically tested, using a displacement-controlled apparatus, during simulated HVLA-SM applied at L5, L6, and L7 that produced preload forces of approximately 25% bodyweight for 0.5 s and peak forces that rose to 50-100% bodyweight within approximately 125 ms, similar to that delivered clinically. Joint kinematics and FJC strain were measured optically. Human FJC strain and kinematics data were taken from a prior study. Regression models were established for FJC strain magnitudes as functions of factors species, manipulation site, and interactions thereof. During simulated HVLA-SM, joint kinematics in cat spines were greater in magnitude compared with humans. Similar to human spines, site-specific HVLA-SM produced regional cat FJC strains at distant motion segments. Joint motions and FJC strain magnitudes for cat spines were larger than those for human spine specimens. Regression relationships demonstrated that species, HVLA-SM site, and interactions thereof were significantly and moderately well correlated for HVLA-SM that generated tensile strain in the FJC. The relationships established in the current study can be used in future neurophysiological studies conducted in cats to extrapolate how human FJC afferents might respond to HVLA-SM. The data from the current study warrant further investigation into the clinical relevance of site targeted HVLA-SM.

Indexed as

AnimalsBiomechanical PhenomenaCatsHumansJoint CapsuleLow Back PainLumbar VertebraeMaleManipulation, SpinalSpineSprains and StrainsZygapophyseal Joint

Identifiers

PMID20590286
PMCPMC3537495
OpenAlexW2099525438

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.