3.Effects of Repetitive Facilitation Exercise Combined with Continuous Low-frequency Electrical Stimulation on Upper-limb Motor Impairment and Hand Edema during an Acute Phase of Cerebral Infarction
Atsushi MAESAKO ; Manami NAGASE ; Tatsui NAGADOU ; Megumi SHIMODOZONO ; Kazumi KAWAHIRA
The Japanese Journal of Rehabilitation Medicine 2014;51(3):219-227
Purpose : To study the effect of repetitive facilitation exercise combined with continuous low-frequency electrical stimulation on upper-extremity motor impairment or hand edema during the acute phase of cerebral infarction. Subjects : Thirty inpatients with both hemiplegia and hand swelling, who were admitted to a hospital from April 2011 to March 2012. Methods : In this randomized, controlled, observer-blinded trial, we randomized the subjects into two groups and provided treatment on a 2-week, 30 minutes/day schedule. Subjects in the intervention group received repetitive facilitation exercise concurrent with continuous low-frequency electrical stimulation, while subjects in the control group were provided passive range-of-motion (ROM) exercise. Upper Limb Fugl-Meyer Assessment (FMA), edema and passive ROM were evaluated at baseline and at two weeks. Results : At two weeks, the intervention group showed significant improvements on all measurements. However, the control group showed significant improvement only in their FMA. The intervention group had significantly greater improvements than the control group on all three measurements. Conclusion : Repetitive facilitation exercise concurrent with continuous low-frequency electrical stimulation therapy is effective not only for recovery from motor impairment but also for reducing swelling of the hand during the acute phase of cerebral infarction.
4.06-2 Effects of a whole body vibration as a means for controlling spasticity in post-stroke patients: A F-wave study
Kodai MIYARA ; Shuji MATSUMOTO ; Tomohiro UEMA ; Takuya HIROKAWA ; Tomokazu NOMA ; Keiko IKEDA ; Megumi SHIMODOZONO ; Kazumi KAWAHIRA
The Journal of The Japanese Society of Balneology, Climatology and Physical Medicine 2014;77(5):466-467
Objectives: The purpose of this study was to investigate whether the whole body vibration (WBV) inhibits spasticity and improves motor function and walking ability in the hemiplegic legs of post-stroke patients. Patients and Methods: This before-and-after intervention trial examined 13 post-stroke patients (11 male and 2 female; mean age, 54.3 ± 13.0 years; range, 24-72 years). The Brunnstrom Recovery Stage of the hemiplegic lower limb was stage 3 in three patients, stage 4 in 7, stage 5 in three. The modified Ashworth scale (MAS) score for the gastrocnemius muscles was 1 in one case, 1+ in 6 cases and 2 in six cases. All patients had increased muscle tonus of the affected lower limb (MAS score ≥1), and were able to walk without assistance using a T-cane or an ankle-foot orthosis. Exclusion criteria were any medical condition preventing vibratory stimulation (such as uncontrolled cardiopulmonary disease, severe joint disability and severe sensory disturbance), severe aphasia that made it impossible to follow verbal instructions, and dementia that interfered with outcome assessments. Each subjects sat on the chair with hip joint angles to approximately 90° of flexion, and with knee joint angles to 0° of extension. WBV was applied at 30 Hz (4-8 mm amplitude) for 5 min on hamstrings, gastrocnemius and soleus muscles (Figure 1). The parameters measured before and after the intervention were the MAS, the F-wave parameters as a measure of motor-neuron excitability, the active and passive range of motion (A-ROM, P-ROM) as a measure of motor function, and the 10-m walk test as a measure of walking ability. Results: None of the subjects experienced discomfort before, during or after the intervention and all assessments were completed safely in all subjects. The MAS and F-wave parameters were significantly decreased (p < 0.05), the A-ROM and P-ROM for ankle dorsiflexion increased (p < 0.01), and the P-ROM for straight leg raising increased (p < 0.01), and walking speed improved (p < 0.01) after the 5-min intervention. Conclusion: These findings suggest that WBV is an effective method for controlling spasticity, and improves motor function and walking ability in post-stroke patients.
5.Repetitive facilitation exercise, so called Kawahira methods, might innovate stroke rehabilitation
Journal of the Japan Society of Acupuncture and Moxibustion 2013;63(4):244-251
Various approaches to stroke rehabilitation, such as facilitation techniques including proprioceptive neuromuscural facilitation techniques (PNF), Brunnstrom's approach, and Bobath's approach, have been studied to improve the functional recovery of hemiplegia due to brain damage. However, there is some controversy surrounding these facilitation techniques with regard to their efficacy in stroke rehabilitation. Specifically, there is insufficient evidence that these techniques are superior to conventional exercise therapies.
Recent studies have shown that brain plasticity results in functional recovery in humans. Recovery depends on the plasticity of the synapse, and changes in the strength of a synapse are controlled by a basic mechanism:An increase in synaptic efficacy arises from the repeated stimulation of the postsynaptic cell by the presynaptic cell. The basic theory of repetitive facilitation exercises (RFE) using novel facilitation methods for the hemiplegic limb mainly aim to strengthen the neuronal circuits through the injured descending motor tracts by repetition of the movements that are to be recovered. The patient's intentions to move the hemiplegic limb are realized by using multiple sensory stimulations to target the neural circuits related to each movement. The effects of RFE on the functional recovery of hemiplegic limbs have been confirmed by scientific studies.
Combined therapy using vibratory or electrical stimulation might promote efficacy of RFEs for patients with hemiplegia.
6.Effects of Bathing With Artificial Bath Additive Including Inorganic Salts and Carbon Dioxide on Body Flexibility, Muscle Stiffness and Subjective Feeling of Bathing
Megumi SHIMODOZONO ; Koji NINOMIYA ; Shuji MATSUMOTO ; Ryuji MIYATA ; Seiji ETOH ; Satoshi WATANABE ; Taichi ISHIZAWA ; Shingo YANO ; Kazumi KAWAHIRA
The Journal of The Japanese Society of Balneology, Climatology and Physical Medicine 2011;74(4):227-238
The effects of bathing in a solution of artificial bath additive including inorganic salts and carbon dioxide (CO2-bathing: 41°C, 10 minutes; the concentration of carbon dioxide was 160-180 ppm, and that of inorganic salts was about 64 ppm) on the cardiovascular system, body flexibility, muscle stiffness and the subjective feeling of bathing were compared with those of no bathing and plain water bathing in the healthy subjects. The deep body temperature and skin blood flow increased after bathing, and the increases after CO2-bathing were significantly greater than those after plain water bathing. Body flexibility after CO2-bathing was similar to that of no bathing and plain water bathing. Stiffness of the trapezius muscle was decreased at both 15 min and 30 min after CO2-bathing and plain water bathing, with no change in no bathing. The changes at 15 min after CO2-bathing and plain water bathing were statistically significant. Stiffness in the latissimus dorsi muscle decreased at both 15 min and 30 min after CO2-bathing and plain water bathing, with no change in no bathing. However, only these changes at 15 min and 30 min after CO2-bathing were statistically significant. A large decrease in the stiffness of the trapezius muscle by its isometric contraction was observed during both CO2-bathing and plain water bathing, and the decrease after CO2-bathing was greater than that after plain water bathing. These changes did not reach statistical significance. Improvements in subjective feeling of bathing were observed after both plain water bathing and CO2-bathing. Improvements after CO2-bathing in stiffness of muscle, ease of movements and mental relaxation were statistically greater than those after plain water bathing. Compared with plain water bathing, CO2-bathing showed additional effects on muscle stiffness and subjective feeling of bathing. Further research is needed to confirm the effectiveness of the CO2-bathing alone and combined with isometric movements on muscle stiffness.
7.Expanding Applications of Balneotherapy and Vibratory Stimulif or Medical Rehabilitation;
The Journal of The Japanese Society of Balneology, Climatology and Physical Medicine 2011;75(1):5-8
We had designed Repetitive facilitation exercises (RFEs) using a novel facilitation technique and showen its promoting effects on the functional recovery of the hemiplegica. Balneotherapy (or spa therapy) for patients with disabilities is one of the most familiar forms of rehabilitative therapy. We applied balneotherapy or heat, vibratory sutimuli, Transcranial Magnetic Stimulation (TMS) in new manner or in combination with RFEs for patients with hemiplegia. We observed beneficial effects of balneotherapy on controlling the spasticity of hemiparetic limb, and on the quality of life in patients with disability stroke and orthopedic disease, in addition to beneficial effects on Adipo-cytokines. These studies will develop new effective neuro-rehabilitation and contribute to welfares of the people.
8.Quantitative Measurement of Blood Glucose Disposition Rate by Intravenous Glucose Infusion and the Effects of Warm Water Bathing
Nobuyuki TANAKA ; Mitsuru KOKUSHO ; Yousuke OHKATSU ; Megumi SHIMODOZONO ; Kazumi KAWAHIRA
The Journal of The Japanese Society of Balneology, Climatology and Physical Medicine 2010;73(2):122-128
Blood glucose disposition rate after intravenous glucose infusion is considered to reflect mainly the rate of cellular glucose uptake, the rate of glucose degradation process and gluconeogenesis. excluding the influense of glucose absorption.
When it is hypothesized that the elevated blood glucose is disposed by constant rate (one-compartment theory), the following formula will be realized.
Ct = A (1— k)t Ct = blood glucose level at t-minutes after infusion
A = initial glucose level after infusion
k = constant glucose disposition index / min
log Ct = log A (1—k) t= log A + t log (1 — k)
This formula demonstrates that logarithm of blood glucose concentration (Ct) is a one-dimensional (linear) function of time t with a slope log (1 — k), and blood glucose disposition index k can be calculated from this slope.
To examine the validity of this hypothesis, 1.5 ml / kg of 20% glucose (0.3g / kg) was infused at rest within 3 minutes into an antecubital vein and plasma glucose was determinned at 1, 3, 5, 10, 15, 20, 30 and 40 min after the cessation of infusion.
In 10 healthy subjects, linear regression coefficient between logarithm of plasma glucose and time t was significantly higher (r= 0.992 ± 0.006, p<0.001) during 5 to 40 min. Calculated k index ranged from 0.78 to 4.54% / min and the correlation between the 1st and the 2nd measurements (n=5) within a week was also significantly high (0.92±0.06, p<0.01). These results highly support the validity of basic formula (one-compartment theory) and practical procedure to measure k index.
The effects of warm water bathing (42 C, 10min) was examined in 7 subjects keeping warmth by blankets. After bathing, k value remained in nearly the same in 4 subjects, decreased in 2 and increased in 1. Although more detailed studies are needed, the effect of single bathing on glucose disposition seems to be not so significant.
9.Effects of Forearm Bathing on Function and Spasticity of Hemiplegic Hands
Seiji ETOH ; Ayako SUNANAGA ; Ryota HAYASHI ; Yuto ONITSUKA ; Shuji MATSUMOTO ; Megumi SHIMODOZONO ; Kazumi KAWAHIRA
The Journal of The Japanese Society of Balneology, Climatology and Physical Medicine 2010;73(4):248-254
Purpose
Forearm bathing is considered beneficial for the hands of patients with spastic hemiplegia, but the effect has not been investigated comprehensively. This study investigated the effectiveness of forearm bathing for patients with hemiplegic hands.
Subjects and Methods
In total, nine hemiplegic patients participated in the study (mean±standard deviation age=56.9±16.6 years; mean±standard deviation period from onset=21.1±21.2 months). Participants sat in a relaxed position on a chair, and dipped the affected forearms into 40°C warm water for 15 mins. The Simple Test for Evaluating Hand Function (STEF) score was evaluated before and after forearm bathing as an indicator of hemiplegic hand function. The Modified Ashworth Scale (MAS) score for the biceps brachii muscle, and both the resistance power of elbow extension and the F/M ratio (F-wave amplitudes/ M wave amplitudes) for the abductor pollicis brevis muscle, were evaluated as indicators of hemiplegic hand spasticity. The device used to measure the resistance power of elbow extension comprised a motor, cuffs to fix the hemiplegic arm and forearm in place, and a control system. The axis of rotation of the device was positioned over the axis of rotation of the elbow joint. The device induced passive elbow flexion and extension movements at an angular velocity of 60°/sec or 90°/sec.
Results
After forearm bathing, the STEF score increased significantly (p<0.05) from 42.9±28.0 to 47.8±28.4 (n=9), the resistance power of elbow extension at 90°/min decreased significantly (p<0.01) from 4.0±1.8 N to 3.0±1.9 N, and the MAS score and F/M ratio were unchanged (n=6).
Conclusions
Forearm bathing appeared to improve function and decrease spasticity in hemiplegic hands. This treatment might facilitate hand rehabilitation.


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