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題 名 | 兩側動作及工作平面高低對中風患者患側上肢之動作控制分析=Effect of Bilateral Movements with Different Levels of Task-plane on Arm Control of Patients with Stroke |
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作 者 | 張志仲; 董玟伶; 吳欣瑜; 蘇芳慶; | 書刊名 | 職能治療學會雜誌 |
卷 期 | 22 2004.10[民93.10] |
頁 次 | 頁56-73 |
分類號 | 416.29 |
關鍵詞 | 兩側性動作; 動作控制; 中風; Bilateral movement; Motor control; Stroke; |
語 文 | 中文(Chinese) |
中文摘要 | 回顧相關文獻發現使用雙側運動可能誘發息側動作控制之品質。本研究利用三度空間動作分析儀(VisualeyezTM Hardware, Canada)來記錄中風後病患在息側單側和雙側上肢於桌面及肩高平面做伸手觸碰目標物的動作,並利用運動學方法加以分析。藉此探討在高低不同的工作臺面下,雙側動作是否可誘發息側肢體較佳的動作表現。共十四位中風樣本參與研究,計左腦傷有7位,另外7位為右腦傷,其中有2位女性,12位男性,平均年齡57.21歲(±11.27歲),Fugl-Meyer上肢功能測驗得分至少為30分以上總分為66分)。受測者被要求以最快速度操作以下四個活動:(1)忽側單手操作,伸手碰觸桌面上的前方目標物。(2)雙手同時操作,伸手碰觸桌面上的前方目標(3) 息側單手操作,伸手趣觸肩高平面上的前方目標。(4)雙手同時操作,伸手趣觸肩高平面上的前方目標。本研究分析觀察的變項為:最大速度、最大速度發生時間百分率、最大加速度、最大加速度發生時問百分率、速度頂峰數目、運動時間、位移距離、標準化急動值、手肘屈曲伸直角度、肩部內收外展角度、肩部屈曲伸直角度、軀榦直線位移距離、軀幹總位移路徑等。結果顯示,不論在同肩高或桌面平面或單側與雙側動作情境下,運動學變項在事後比較顯示具有差異性( P< .05)。另在主動關節活動度方面,在桌面情境下,雙手操作時,肩部關節主動活動度比息側單手操作多( P< .05);而在肩高平面情境下,單手及雙手操作皆較桌面平面時有較大的關節活動度( P< .05),但是在雙手同時操作下,更可誘發出較大的上肢主動關節活動度( P < .05),顯示在雙手同時操作比單手操作更可促進息側動作的表現,高低平面關係亦屬如此,但是軀幹代償動作( P< .05)也會隨著主動關節活動度增加而增多。在雙側肢體同時操作的情境下,對中風病人而言推論可能是一種困難度較高的活動情境,若適當限制軀幹活動,將可有效的提升息側主動關節活動度。因此職能治療活動中,改變活動需求、選擇雙側上肢操作並適度限制軀幹活動,將有助誘發患側上肢主動關節活動度,進而達到訓練上肢動作恢復的目的。 |
英文摘要 | According to previous researches, bilateral movements are suggested to facilitate symmetric and better movement control of the hemiparetic arm in stroke. This study investigated the quality of hemiparetic arm movements control under a facilitation of bilateral reaching with different levels of task-plane. There were fourteen unilateral stroke patients recruited in this study. We used the three-dimensional kinematics motion analysis tool (WsualeyezTM Hardware, Canada) to collect the movement trajectoiy data of stroke involved arm. There were four movement tasks used in our design:(1)contralateral limb reaching to the target at horizontal desk-level;(2)bilateral limbs simultaneously reaching to the target at horizontal shoulder-level;(3)contralateral limb reaching to the target at shoulder level;(4)bilateral limbs simultaneously reaching to the target at horizontal shoulderlevel. There were fourteen unilateral stroke patients recruited in this study. We used the three-dimensional kinematics motion analysis tool (WsualeyezTM Hardware, Canada) to collect the movement trajectoiy data of stroke involved arm. There were four movement tasks used in our design:(1)contralateral limb reaching to the target at horizontal desk-level;(2)bilateral limbs simultaneously reaching to the target at horizontal shoulder-level; (3) contralateral limb reaching to the target at shoulder level;(4)bilateral limbs simultaneously reaching to the target at horizontal shoulderlevel. The primary dependent variables were maximal velocity, percentage of reach where maximal velocity occurs, maximal acceleration, maximal acceleration, percentage of reach where maximal acceleration occurs, movement time, movement distance, normalized jerk score of movements, number of movement units, elbow flexion-extension range, shoulder abduction-adduction range, shoulder flexion-extension range, trunk curve line value, and trunk linear line value. All of the data were tested by using repeated-measures analysis of variance (ANOVA). Results showed that kinematic dependent variables in the four task conditions were significantly different (p< .05). In horizontal desk-level, subjects performed greater shoulder joint range of motion (ROM) in bilateral reaching than that in unilateral task (p< .05). In horizontal shoulder-level, subjects in both bilateral and unilateral reaching performed greater shoulder joint ROM than that in horizontal desk-level (p< 05). However, subjects performed greater upper extremity ROM, in bilateral movement tasks, were also found with inducing more trunk adaptation (p< .05). Although we did not find that subjects had smoother affected arm movements during bilateral reaching at task with different levels, we suggested that bilateral movements may facilitate greater active ROM, with the effects of visual guiding and interlimb coupling, than unilateral movements. In occupational therapy, activity incorporate with bilateral movements, trunk restriction and appropriate task demand may be beneficial to facilitate arm active movement and motor recovery for stroke patients. |
本系統中英文摘要資訊取自各篇刊載內容。