• 제목/요약/키워드: visual therapy

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Development of Virtual Reality-based Visual Perception and Cognitive Rehabilitation Service

  • Song, YoHan;Kim, JinCheol;Lee, JeongA;Han, Shin;Lim, YoonGyung;Lee, HyunMin
    • The Journal of Korean Physical Therapy
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    • 제31권2호
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    • pp.67-75
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    • 2019
  • Purpose: Patients with brain damage suffer from limitations in performing the activities of daily living (ADL) because of their motor function and visual perception impairment. The aim of this study was to help improve the motor function and visual perception ability of patients with brain damage by providing them with virtual reality-based contents. The usability results of the patients and specialists group were also evaluated. Methods: The ADL contents consisted of living room, kitchen, veranda, and convenience store, similar to a real home environment, and these were organized by a rehabilitation specialist (e.g., neurologist, physiotherapist, and occupational therapist). The contents consisted of tasks, such as turning on the living room lights, organizing the drawers, organizing the kitchen, watering the plants on the veranda, and buying products at convenience stores. To evaluate the usability of the virtual reality-based visual cognitive rehabilitation service, general elderly subjects (n=11), stroke patients (n=7), stroke patients with visual impairment (n=4), and rehabilitation specialists (n=11) were selected. The questionnaires were distributed to the subjects who were using the service, and the subjective satisfaction of individual users was obtained as data. The data were analyzed using SPSS 21.0 software. The general characteristics of the users and the evaluation scores of the experts were analyzed using descriptive statistics. Results: The usability test result of this study showed that the mean value of the questionnaire related to content understanding and difficulty was high, between 4-5 points. Conclusion: The virtual reality rehabilitation service of this study is an efficient service that can improve the function, interest, and motivation of stroke patients.

정상인의 자세와 시각 교란에 따른 정적 균형능력의 변화 (Evaluation of Static Balance in Postural Tasks and Visual Cue in Normal Subjects)

  • 서삼기;김수현;김태열
    • The Journal of Korean Physical Therapy
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    • 제21권4호
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    • pp.51-56
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    • 2009
  • Purpose: This study examined the difference in the static balance ability according to the visual cues and postural tasks in normal subjects. Methods: Thirty participants (12 male, 18 female; mean age $24.63\pm1.43$ years) stood barefoot on a force platform in a one-legged stance, tandem Romberg stance and tandem Romberg with neck extension stance with a visual cue open and closes. The static balance was assessed by the center of pressure (CoP), surface electromyography root mean square (RMS) of the leg muscles according to the stance position. Results: In the CoP tests, the difference in the unit path length and circumference area was affected by the visual cue according to the stance posture (p<0.01). In the RMS tests, the difference in the tibialis anterior and medial gastrocnemius muscle was affected by visual cue in accordance with the stance posture (p<0.01). Conclusion: The visual cue and postural task affect the balance ability in normal subjects. Therefore, this study provides clinical evidence that the balance and postural control can be improved. Therapeutic intervention, such as an obstacle course, and a lower leg muscle performance program with a change in the base of support can affect the balance and postural control.

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지지면과 시각적 피드백의 차이에 따른 스쿼트 운동시 일부 하지 근 활성도에 미치는 영향 (The Effects of Lower Muscle Activity of Squat Exercise on Supporting Surface and Visual Feedback)

  • 이진;방현수
    • 대한물리치료과학회지
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    • 제25권1호
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    • pp.20-30
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    • 2018
  • Background: This study evaluates the effects of lower muscle activity of squat exercise on supporting surface and visual feedback. Methods: The subjects include 30 healthy subjects. To measure muscle activation of the lower limb during squat exercise(stable and unstable surface, visual and unvisual). For evaluation of muscle activation(rectus femoris, biceps femoris), was measured using the Electromyogram, EMG was used. Results: The results shows that Rectus Femoris(RF) and Biceps Femoris(BF) muscle activations were significantly (p<0.05) difference in unvisual-unstable surface(USUV), unvisual-stable surface(SUV), visual-unstable surface(USA), and visual-stable surface(SV) during squat exercise. Conclusion: Squat exercise can improve muscle activation of the lowe limb. particularly, unvisual-unstable surface during squat exercise can improve muscle activation of the lowe limb.

일상생활활동 훈련이 뇌졸중 환자의 시지각 기능에 미치는 효과 (The Effect of Activities of Daily Living(ADL) Training on the Visual Perception Capacity Performance Function of the Stroke)

  • 김지원;김미영;황보선;장철
    • 대한통합의학회지
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    • 제2권1호
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    • pp.1-14
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    • 2014
  • Purpose : The aim of this study was to investigate Activities of Daily Living(ADL) function recovery of repeated measurement of stroke who received ADL training. Method : Twenty stroke patients were treated by ADL program therapy from May to June. All of in twenty stroke patients, 10 stroke patients take part in Occupational Therapy and 10 stroke patients take part in ADL training for 30 min five times a week during four weeks in M- hospital occupational Therapy treatment room, local in Changwon and Geoje. We used two assessment on is Motor Free Visual Perception Test-Third Edition(MVPT-3) for visual perception the other is Modified Barthel Index(MBI) for ADL. Result : First, Visual Short Term Memory(VSTM) score was changed statistical significance OT intervention group than compare with ADL training group(p<.05). Second, Visaul Closure(VC) score was changed statistical significance OT intervention group than compare with ADL training group(p<.05). Third, Spatial Orientation(SO) score was changed statistical significance OT intervention group than compare with ADL training group(p<.05). The fourth Motor Free Visual Perception Test-Third Edition(MVPT-3) score was changed statistical significance OT intervention group than compare with ADL training group(p<.05). The fifth Modified Barthel Index(MBI total) score was changed statistical significance OT intervention group than compare with ADL training group(p<.05). Conclusion : Therefore, ADL training can be on method the visual perception of stroke patients.

성인 편마비 환자에서 시각 되먹임과 청각 되먹임이 체중 지지에 미치는 효과 (The Effect of Auditory and Visual Feedback on Symmetric Weight Bearing with Hemiplegia)

  • 박성일;이형훈;신상용
    • 대한물리치료과학회지
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    • 제5권3호
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    • pp.691-696
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    • 1998
  • Objectives : Asymmetrical weight bearing during standing has been identified as a common problem in persons with hemiplegia. This study examined the effect of auditory and visual feedback on symmetric weight bearing with hemiplegia. Method: The intervention program was instituted for 10 min each day with a total of twelve treatment sessions. The machine which was used for this study is the Weight Balancer, OG GIKEN, WB-202, Japan Result: There was a significant improvement of symmetric weight distribution in auditory feedback group whereas the visual feedback group disclosed some improvement but not significantly. There was no significant change in control group. Conclusion: Results of this study suggest that an auditary feedback group can be more effective than visual feedback group or control group in helping the persons with hemiplegia achieve symmetric stance.

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아이트래커를 병행한 감각통합치료가 발달장애아동의 감각처리 및 시지각에 미치는 영향 (Effect of Sensory Integration Therapy Combined with Eye Tracker on Sensory Processing and Visual Perception of Children with Developmental Disabilities)

  • 권소현;안시내
    • 대한감각통합치료학회지
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    • 제21권3호
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    • pp.39-53
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    • 2023
  • 목적 : 본 연구는 발달장애아동에게 아이트래커를 병행한 감각통합치료가 감각처리 및 시지각에 미치는 효과를 알아보고자 하였다. 연구방법 : 본 연구의 설계는 단일대상연구의 대상자간 중다기초선 설계이며, 중재는 아이트래커를 병행한 감각통합치료를 적용하였다. 기초선 기간과 중재 기간의 매 회기 평가로 시각-운동 속도와 단속적 눈의 움직임을 평가하였으며, 사전·사후 평가로 감각프로파일, 한국판시지각발달검사, 선잇기검사를 실시하였다. 매 회기 평가와 사전·사후 평가는 시각적 분석 및 경향선 분석을 통해 중재의 효과를 연구하였다. 결과 : 회기별 평가 결과, 시각-운동속도와 단속적 눈의 움직임에서 모든 아동의 경향선 기울기가 기초선기간보다 중재기간에 급격하게 증가하였다. 사전·사후 평가결과, 감각처리에서는 움직임, 몸위치, 시각의 감각처리가 또래보다 많음에서 또래와 유사 수준으로 변화하였으며, 시지각에서는 모든 아동의 시각통합능력이 증가하였다. 또한, 아동의 시각추적 및 시각-운동 능력의 향상을 확인하기 위해 실시한 선잇기검사 결과, 모든 아동이 사전보다 사후에 수행시간이 감소하였다. 결론 : 발달장애아동의 아이트래커를 병행한 감각통합치료는 감각처리 및 시지각에 긍정적인 영향을 미쳤으며, 최근 기술의 향상과 스마트기기의 보급과 맞추어 아동의 흥미와 동기를 부여할 수 있어 임상적으로 중요한 역할을 할 것으로 사료된다.

변형성(變形性) 척추증(脊椎症)의 봉약침(蜂藥) 치료(治療) 효과(效果) (Effect of Bee Venom Acupuncture Therapy on Patients with Cervical Spondylosis)

  • 안병준;송호섭
    • Journal of Acupuncture Research
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    • 제24권3호
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    • pp.111-117
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    • 2007
  • Objectives : This study was to evaluate the effectiveness of Bee Venom acupuncture therapy on patients with cervical spondylosis. Methods: We investigated 29 cases of patients with cervical spondylosis. We divided patients into two groups: Bee venom Acupuncture was performed at one group, and the other group we did acupuncture therapy. To evaluate the effectiveness of treatment applied for two groups, we used visual analog scale(VAS) and neck disability index(NDI). We compared the VAS and NDI score of two groups statistically. Results : As a result of evaluation by using visual analog scale(VAS) and neck disability index(NDI), treatment score at final was significantly different from that at the baseline in each groups. Treatment at final, Bee venom acupuncture therapy group showed significant difference on visual analog scale(VAS) and neck disability index(NDI) compared with acupuncture therapy group. Conclusions : Bee Venom acupuncture therapy can be used with acupuncture therapy for highly effective in the patient with cervical spondylosis.

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The Effect of Postural Correction and Visual Feedback on Muscle Activity and Head Position Change During Overhead Arm Lift Test in Subjects with Forward Head Posture

  • Xu, Liwen;Hwang, Byoungha;Kim, Teaho
    • The Journal of Korean Physical Therapy
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    • 제31권3호
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    • pp.151-156
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    • 2019
  • Purpose: This study aimed to investigate the immediate effects of posture correction and real-time visual feedback using a video display on muscle activity and change of head position during overhead arm lift test in individuals with forward head posture. Methods: Fifteen subjects with forward head posture and fifteen normal subjects who volunteered were included in this study. During both groups performed the overhead arm lift test, the muscle activity of the upper trapezius, serratus anterior, sternocleidomastoid, and lower trapezius muscle were measured using electromyography, and head position change was measured using photographs. Then, forward head posture group was asked to perform overhead arm lift test again after posture correction and real-time visual feedback using a video display respectively. One-way analysis of variance (ANOVA) was used to analyze four conditions: pre-test, posture correction, real-time visual feedback, and the control group. Results: The upper trapezius and lower trapezius muscle activity significantly decreased posture correction, real-time visual feedback, and control group than pre-test of forward head posture group (p<0.05). The sternocleidomastoid muscle significantly decreased real-time visual feedback and control group than pre-test of forward head posture group. Head position change significantly decreased three conditions than pre-test of forward head posture group and real-time visual feedback and control group significantly decreased than posture correction. Conclusion: This study recommend for maintaining cervical stability during the overhead arm lift test, postural control using real-time visual feedback is more effective in subjects with forward head posture.

착시현상이 반영된 과제지향적 거울치료가 뇌졸중 환자의 상지기능에 미치는 영향: 개별실험연구 (The Effect of Task-Oriented Mirror Therapy involve Visual Illusion on Upper Extremity Functions in Stroke Patients: Single Subject Study)

  • 최성열;김수경;이재홍
    • 대한지역사회작업치료학회지
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    • 제3권2호
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    • pp.13-23
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    • 2013
  • 목적 : 본 연구는 뇌졸중 환자를 대상으로 착시현상이 반영된 과제지향적 거울치료 중재 적용 시 상지기능의 변화를 알아보고자 한다. 연구방법 : 뇌졸중 진단을 받은 6명의 환자들을 대상으로 과제지향적 거울치료 중재를 실시하였다. 과제 지향적 거울치료 시 착시현상을 반영한 운동프로그램을 적용한 그룹과 착시현상을 반영하지 않는 운동프로그램을 적용한 그룹 각각 3명으로 나누어 실시하였다. 상지기능의 변화를 확인하기 위해서 상자와 나무토막 검사와 수직선 그리기 검사를 매회기 반복 측정 하였다. 결과 : 과제지향적 거울치료를 적용한 결과 모든 대상자는 중재기에서 마비측 상지기능이 향상되었으며, 기초선 회귀에서 그 효과가 지속됨을 확인할 수 있었다. 착시현상이 반영된 운동프로그램을 적용받은 그룹이 중재기에서 더욱 상향된 경향선을 보였고, 기초선 회귀에서 더 높은 상지기능이 지속되었다. 결론 : 과제 지향적 거울치료 운동프로그램은 뇌졸중 환자에게 유용하게 적용될 수 있을 것으로 사료되며 과제 지향적 운동프로그램 구성 시 착시현상을 일으키는 편측 움직임을 포함하는 과제를 활용하여 좀 더 효과적인 운동프로그램을 구성할 수 있을 것이다.

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시각 및 시각되먹임이 펀마비 환자의 서기자세에 미치는 영향 (Effects of Vision and Visual Feedback on Standing Posture in Patients With Hemiplegia)

  • 김명진
    • 한국전문물리치료학회지
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    • 제5권3호
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    • pp.42-47
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    • 1998
  • Patients with hemiplegia usually show different body weight distribution as compared with normal subjects. Asymmetrical posture during static stance has been identified as a common problem in patients with hemiplegia. The purpose of this study was to identify the effects of vision and visual feedback on body weight distribution while standing under three conditions: eyes-closed, eyes-open and visual feedback condition. Fourteen patients with hemiplegia participated in the study. Their body weight distribution during standing for 20 seconds was measured by Limloader. The data were analysed by repeated measure of one-way ANOVA. The weight bearing on the paretic limb in the eyes-open condition was significantly higher than that of the eyes-closed condition. The weight bearing on the parietic limb in the visual feedback condition was significantly higher than that of the eyes-open condition. These results suggest that patients with hemiplegia can improve their symmetrical stance ability using visual feedback.

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