There seems to be no objective diagnosis of damage so this will never be repeatable and usable in creating a stroke rehab protocol.
The Fugl-Meyer upper extremity scale has no objective distinction for changes in ability and thus would be useless as a measurement tool.
The Modified Ashworth Scale is way too subjective to be of any use in knowing if improvements are occurring.
Effects of Transcranial Direct Current Stimulation (tDCS) Combined with Wrist Robot-assisted Rehabilitation on Motor Recovery in Subacute Stroke Patients: A Randomized Controlled Trial
Abstract
Both
transcranial direct current stimulation (tDCS) and wrist robot-assisted
training have demonstrated to be promising approaches for stroke
rehabilitation. However, the effects of the combination of the two
treatments in subacute stroke patients are not yet clear. To investigate
the effectiveness of combining tDCS and wrist robot-assisted
rehabilitation in subacute stroke patients in comparison with the wrist
robotic training only, a single-blind, randomized, sham-controlled trial
was performed with 40 subacute stroke patients (25 ± 7 days from stroke
onset time). Patients were randomly assigned to experimental group (EG,
n = 20) where patients receive real tDCS (2mA, 20 minutes, the anodal
electrode on the primary motor cortex -M1 -area of the affected
hemisphere(C3/C4 in the 10-20 EEG system and the cathodal electrode on
the contralateral orbit bone) or control group (CG, n = 20) where
patients receive sham tDCS (5 seconds) during wrist robotic
rehabilitation training. The effects of the treatment were evaluated by
means of the upper extremity, shoulder-elbow and wrist subsections of
the Fugl-Meyer Assessment Scale, Modified Ashworth Scale, Motricity
Index and Box & Block test together with kinematic parameters. One
out of 20 patients in the CG did not complete the treatment. All the
clinical outcome measures except the Modified Ashworth Scale showed a
significant increase after the treatment in both groups. However, no
significant difference in the average changes after treatment between
groups was observed. The movement velocity and smoothness showed
significant increases after the training, even though no significant
difference between groups was observed. The combination of wrist
robot-assisted training and tDCS did not show additional effects in
comparison with wrist robot-assisted training only in subacute stroke
patients. The negative results found in this study are specific for the
specific intervention. The timing of delivering the tDCS and the
robot-assisted therapy has to be deeply investigated to enhance the
effectiveness of the training.
- PMID:
- 31170077
- DOI:
- 10.1109/TNSRE.2019.2920576
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