Chien-Hung Lai

Chien-Hung Lai
Taipei Medical University | TMU · Department of Physical Medicine and Rehabilitation, School of Medicine, College of Medicine,

MD,PhD

About

53
Publications
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800
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Publications

Publications (53)
Article
Background: Bladder dysfunction is a common non-motor disorder in Parkinson's disease (PD). This study attempted to determine the bladder dysfunction with disease progression in the PD rat model produced from unilateral/bilateral injections of 6-hydroxydopamine (6-OHDA). Methods: Cystometrographic (CMG) and external urethral sphincter electromyo...
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Objectives: This study aimed to investigate the safety and efficacy of high-definition transcranial alternating current stimulation (HD-tACS) to the left primary motor cortex (M1) in the treatment of fibromyalgia (FM) patients. Methods: In this randomized, double-blind, sham-controlled clinical trial, patients with FM were recruited in a teachin...
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Paired stimulation of the brain and spinal cord can remodel the central nervous tissue circuitry in an animal model to induce motor neuroplasticity. The effects of simultaneous stimulation vary according to the extent and severity of spinal cord injury. Therefore, our study aimed to determine the significant effects on an incomplete SCI rat brain a...
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The aims of this study were (1) to compare the effect of robot-assisted gait orthosis (RAGO) plus conventional physiotherapy with the effect of conventional therapy alone on functional outcomes, including balance, walking ability, muscle strength, daily activity, and cognition, in chronic stroke patients, and (2) to determine the association of adj...
Article
Background/Purpose Paired stimulation can cause neuroplasticity in corticospinal and spinal pathways in subjects with a chronic spinal cord injury (SCI). We aimed to know the effects of different waveforms using paired stimulations with bicycling in subjects with a chronic SCI. Methods Recruited subjects with an SCI underwent three treatment inter...
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Oxygen consumption (VO2) during strength training can be predicted through surface electromyography (sEMG) of local muscles. This research aimed to determine relations between VO2 and sEMG of upper and lower body muscles to predict VO2 from sEMG during moderate-intensity strength training exercises. Of the 12 participants recruited, 11 were divided...
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Introduction Conflicting results persist regarding the effectiveness of robotic-assisted gait training (RAGT) for functional gait recovery in post-stroke survivors. We used several machine learning algorithms to construct prediction models for the functional outcomes of robotic neurorehabilitation in adult patients. Methods and materials Data of 1...
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Background: Operating an object by generating stable hand-grip force during static or dynamic posture control of the upper extremities simultaneously is an important daily activity. Older adults require different attentional resources during grip strength control and arm movements. However, the impact of aging and reaching movements on precise gri...
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Energy expenditure through metabolic equivalent (MET) prediction during resistance exercises in humans can be modeled by using cardiorespiratory parameters. In this study, we aimed to predict MET during six moderate-intensity resistance training sessions consisting of three different exercises. Eleven participants were recruited into two groups; an...
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Paired associative nerve stimulation (PANS) was proposed as a potential nerve rehabilitation treatment strategy. However, few relevant documents are available regarding the strategy, and only a few clinical studies have involved healthy people. To determine the feasibility of the neurorehabilitation treatment and to estimate the effect of PANS on n...
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Background Transcranial direct current stimulation (tDCS) and intermittent theta burst stimulation (iTBS) were both demonstrated to have therapeutic potentials to rapidly induce neuroplastic effects in various rehabilitation training regimens. Recently, we developed a novel transcranial electrostimulation device that can flexibly output an electric...
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Background: Stroke survivors need continuing exercise intervention to maintain functional status. This study assessed the feasibility and efficacy of an interactive telerehabilitation exergaming system to improve balance in individuals with chronic stroke, compared to conventional one-on-one rehabilitation. Methods: In this prospective case-cont...
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Rationale: The incidence of Martin-Gruber anastomosis ranges from 5% to 34%, which is characterized by crossing over from the median to the ulnar nerve and innervating the first dorsal interosseous, thenar or hypothenar muscles. However, the reverse Martin-Gruber anastomosis, or Marinacci anastomosis, is far less discussed and appears in recent li...
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Background: This study aimed to evaluate the effectiveness of a customized interactive video game-based (IVGB) training on balance in older adults with mild-to-moderate Parkinson's disease (PD). Methods: In this 12-week crossover trial, PD patients ≥65 years of age were randomly divided into Group A (a 6-week intervention phase followed by a 6-w...
Article
Background: Technology-assisted gait training (TAGT) with body weight support (BWS) has been designed to provide high numbers of repetitions during stepping practice, but its benefits have been inconclusive. Objective: We evaluated the superiority of TAGT over conventional overground training (COT) to judge the clinical benefits. Methods: We s...
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Background: Stroke can lead to movement disorders that affect interlimb coordination control of the bilateral upper extremities, especially the hands. However, few studies have investigated the influence of a stroke on bimanual force coordination control between the hands using a quantitative measurement tool, or the relationship of force coordina...
Article
Fall prevention requires a multifaceted approach that should include individual risk assessment and intervention strategies. Exercise interventions may mitigate most risk factors for falls (e.g., balance impairment, gait impairment, and muscle weakness). Numerous systematic reviews (SRs) or meta-analyses have assessed the effectiveness of exercise...
Article
Objective: The aim of this study was to evaluate the effects of repetitive transcranial magnetic stimulation (rTMS) on the post-stroke recovery of lower limb motor function. Data sources: We searched the databases of PubMed, Cochrane Library, and Embase. The randomized controlled trials were published by 25 January 2019. Review methods: We inc...
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Purpose. This study evaluated the effects of interactive video game-based (IVGB) exercise on balance in diabetic patients with peripheral neuropathy. Materials and Methods. Twenty-four patients were randomly assigned to two groups (12 participants per group). Group A received IVGB training for the first 6 weeks, with no exercise in the subsequent 6...
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Objective Traumatic brain injury (TBI) is a global scenario with high mortality and disability, which does not have an effectual and approved therapy till now. Bladder dysfunction is a major symptom after TBI, and this study deals with the alleviation of bladder function in TBI rats, with the aid of deep brain stimulations (DBS). Methods TBI was i...
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Background: Intermittent theta burst stimulation (iTBS) was widely used in stroke rehabilitation and was more efficient than repetitive transcranial magnetic stimulation in terms of inducing larger motor evoked potential and producing longer effects. To our knowledge, the outcomes are not available combining rehabilitation and iTBS for improving m...
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This article presents a new high-torque multipole bilayer magneto-rheological brake (MRB). This MRB has a unique structural design with multiple electromagnetic poles and multiple media layers of magnetorheological fluid (MRF). The MRB has two rotors located on the outer and inner sides of a six-pole stator, and therefore, it can provide higher tor...
Article
Objective: To describe the development of a participation measure that assesses three domains (productivity, social, and community) and four dimensions (frequency, diversity, desire for change, and perceived difficulty) of participation and to evaluate the initial psychometric properties in rehabilitation outpatients. Design: A mixed-method appr...
Article
The role of 5-HT1A receptors in regulating voiding functions remains unclear, particularly regarding the urine flow rate (UFR) during voiding. This study examined the effects of 5-HT1A receptors on regulating urethral functions in female rats, and investigated underlying modulatory mechanisms. Intravesical pressure (IVP), external urethral sphincte...
Article
Purpose This study investigated the relationship between peripheral nerve conduction velocity (NCV) and balance performance in older adults with diabetes. Methods Twenty older adults with diabetes were recruited to evaluate the NCV of their lower limbs and balance performance. The balance assessments comprised the timed up and go (TUG) test, Berg b...
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Background/purpose: Few studies have investigated the feasibility of using pudendal neuromodulation to regulate bladder function in spinal cord-injured (SCI) animals. The present study aimed to determine the effects of electrical activation of the pudendal sensory branch on improving voiding functions in rats 6 weeks after a spinal cord injury and...
Conference Paper
Magneto-Rheological brake (MR brake) is an excellent torque-controllable device due to its high generated brake torque, fast response, low energy consumption and wide applications. Magneto-Rheological fluid is used as fluid media and a high-permeability material is used as main body of brake. By controlling the magnetic flux applied to MR fluid lay...
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Recent advances in microelectronics and wireless transmission technology have led to the development of various implantable sensors for real-time monitoring of bladder conditions. Although various sensing approaches for monitoring bladder conditions were reported, most such sensors have remained at the laboratory stage due to the existence of vital...
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This study aims to assess the efficacy and benefits of pelvic rehabilitation programs in terms of functional outcomes and quality of life for patients with fecal incontinence and defecation disorders after rectal cancer surgery. This was a prospective, observational study. Data included in this study were collected at a single institution. Patients...
Article
Background Articles in the literature describing the association between body composition and osteoporosis in subjects with poliomyelitis are scarce. Objective To assess the relationship between body composition and femoral neck osteoporosis or osteopenia in adults with previous polio. Method After excluding postmenopausal women, 44 polio (mean a...
Article
This study extensively examined the role of a 5-HT1A receptor in controlling voiding function in anesthetized male rats. A simultaneous recording of the intravesical pressure (IVP), external urethral sphincter (EUS)-electromyography (EMG), and urine flow rate (UFR) during continuous cystometry was utilized. 8-Hydroxy-2-(di-n-propylamino)-tetralin (...
Article
Whether post-stroke spasticity is associated with autonomic status is unclear. The purpose of our study was to determine whether spasticity in post-stroke patients is associated with heart rate variability (HRV), an indicator of sympathetic and parasympathetic regulation. To determine whether HRV is associated with spasticity in post-stroke patient...
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Objectives: The objective of this study was to determine the relative efficacy of irradiation using a device containing a far-infrared emitting ceramic powder (cFIR) for the management of chronic myofascial neck pain compared with a control treatment. Design: This was a randomized, double-blind, placebo-controlled pilot study. Participants: Th...
Article
Purpose We aimed to evaluate the therapeutic effects of near-infrared radiation on patients with chronic neck pain using various subjective and objective outcome measures. Methods Thirty participants with chronic neck pain between 20 years and 65 years of age were divided into two groups. Participants in Group A received near-infrared therapy ever...
Article
Aims: Diabetic cystopathy is typically manifested as bladder voiding dysfunction, and numerous patients are refractory to standard therapy. In this study, we determined whether electrical stimulation (ES) of the sensory branch of the pudendal nerve could engage an augmenting reflex and thereby improve bladder emptying in a diabetic animal model wi...
Article
This study evaluated the effects of interactive video-game based (IVGB) training on the balance of older adults. The participants of the study included 30 community-living persons over the age of 65. The participants were divided into 2 groups. Group A underwent IVGB training for 6 weeks and received no intervention in the following 6 weeks. Group...
Article
Purpose The external urethral sphincter (EUS) is regarded as an important structure involved in urinary continence and micturition, so a rodent animal model was employed to investigate these urinary functions. However, few studies have compared the physiological and histochemical characteristics of the EUS between male and female rats in detail. Th...
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This study examined the effects of a 5-HT(1A) receptor agonist (8-OH-DPAT) on external urethral sphincter (EUS) activity in urethane-anesthetized rats. An EUS electromyogram (EMG) and intravesical pressure (IVP) were simultaneously recorded during continuous cystometrographic monitoring, to provide a quantitative evaluation of EUS activity and uret...
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The efficacy and tolerability of 500-730 kDa sodium hyaluronate (Hyalgan®) for treatment of osteoarthritis (OA) pain has been established in clinical trials, but few data are available in the Asian population. We conducted a randomized, double-blind, multicenter, placebo-controlled study to evaluate the efficacy and tolerability of this preparation...
Article
To determine whether bilateral electrical stimulation (BiES) of the transected pudendal sensory nerves could further enhance the voiding efficiency beyond that produced by unilateral electrical stimulation (UniES) of transected pudendal afferents in rats with urinary retention. The efficiency of bladder emptying with either UniES or BiES of pudenda...
Article
This study investigated the effects of ultrasound (US) at different frequencies on fracture healing over a three-week period in a rabbit fibular fracture model. Forty-five adult New Zealand White rabbits were divided into five groups: a control group and four groups treated with US frequencies of 0.5, 1.0, 1.5 and 2.0 MHz (0.5 W/cm(2), 200-μs burst...
Article
To measure the changes in the total and regional body fat mass, and assess the clinical usefulness of the body mass index (BMI) in detecting overweight subjects with sequelae of poliomyelitis. Prospective, cross-sectional study. General community. Subjects with poliomyelitis (n=17; age range, 42-57y; mean, 47y; 12 men, 5 women) and able-bodied peop...
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Although serotonergic agents have been used to treat patients with stress urinary incontinence, the characteristics of the external urethral sphincter (EUS) activity activated by 5-HT receptors have not been extensively studied. This study examined the effects of the 5-HT(1A) receptor agonist, 8-hydroxy-2-(di-n-propylamino)tetralin (8-OH-DPAT), on...
Article
It is still unclear whether diabetic mellitus (DM) is associated with rotator cuff lesions. The object of this retrospective study was to compare the ultrasonographic (US) findings of rotator cuffs in diabetic patients with those of nondiabetic patients with chronic shoulder pain. In total, 419 patients (80 diabetic, 339 nondiabetic) who had chroni...
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The effects of low-intensity pulsed ultrasound (LIPUS) on the differentiation of human mesenchymal stem cells (hMSCs) were investigated in this study. hMSCs were subjected to LIPUS with or without dexamethasone/transforming growth factor-beta1 (TD) or bone morphogenetic protein-2 (BMP-2) and the effects of this treatment were assessed. TD-treated h...
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To determine whether bone mineral density loss after spinal cord injury can be attenuated by an early intervention with functional electrical stimulation cycling exercises (FESCE) and to ascertain whether the effect persists after FESCE is discontinued. A prospective study. Twenty-four individuals with spinal cord injury, 26-52 days after spinal co...
Article
The aim of this study was to determine the effect of monophasic, biphasic symmetric, and biphasic asymmetric balanced rectangular stimulus waveforms utilized in high-frequency electrical conduction block of nerve fibers. From the animal studies, we found that blocking stimulus with monophasic or biphasic asymmetric waveform at varied blocking curre...
Article
This study attempted to use the eyesight range to quantify presyncope symptoms (PS), assess the relation between angle of head-up tilt, severity of injury on the American Spinal Injury Association (ASIA) scale, and PS on physiological signals, and determine the notable signals that represent PS in spinal cord injury (SCI) patients. Thirty-eight qua...
Article
The purpose of this study was to develop a biofeedback tilt-table for automatic tilt-table training, helping patients with spinal cord injury (SCI) to recover more rapidly from orthostatic hypotension, and increasing safety to avoid syncope during training. This biofeedback tilt-table implemented automatic training maneuvers and included three clos...
Article
To assess the change in bone mineral density (BMD) after spinal cord injury (SCI) and to evaluate whether BMD loss can be reversed with the intervention of functional electric stimulation cycling exercises (FESCE). Fifteen males with SCI were included. Fifteen able-bodied males were also tested to compare BMD. In the SCI group, the FESCE was perfor...
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Developmental delay (DD) in infants and children is one of the chief complaints of parents. It has been established that the concerns of parents are as accurate as quality screening tests. Some kinds of concerns are particularly useful in the early detection of associated developmental problems. The purpose of this study was to investigate the rela...

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