查詢結果分析
相關文獻
- Electromyographic Comparisons between Open and Closed Kinetic Chain Knee Exercises
- 四種閉鎖動力鏈運動之大腿肌群肌電圖分析
- Isokinetic Strength and Electromyographic Analysis of Knee Muscles in Parkinsonian Patients and Normal Subjects
- 運動生物力學實務: 腓腸肌群收縮活動電位肌電圖分析
- An EMG-Driven Model for the Prediction of Dynamic Muscle Forces during Knee Isokinetic Exercises
- 探討前十字韌帶缺損後經由內視鏡韌帶重建術後其膝關節本體自覺功能性評估
- 神經學之最新發展(3):單纖維肌電圖及其最新發展
- 震顫之表面肌電圖檢查
- Wavelet and Time-Frequency Analyses of Electromyography for Quantification of Back Muscle Fatigue
- Dermatomyositis in Patient with Squamous Cell Carcinoma of Lung and Hepatocellular Carcinoma: A Case Report and Literature Review
頁籤選單縮合
題 名 | Electromyographic Comparisons between Open and Closed Kinetic Chain Knee Exercises=膝關節之開放與閉鎖式動力鏈運動肌電圖比較 |
---|---|
作 者 | 蔚順華; | 書刊名 | 中華民國物理治療學會雜誌 |
卷 期 | 24:4 1999.07[民88.07] |
頁 次 | 頁46-55 |
分類號 | 418.92 |
關鍵詞 | 前十字韌帶; 動力鏈運動; 肌電圖; Anterior cruciate ligament; Kinetic chain exercise; Electromyography; |
語 文 | 英文(English) |
中文摘要 | 近年來閉鎖式動力鏈(Close Kinetic Chain, CKC)運動已逐漸成為膝前十字重建 手術後重要的運動處方之一。 由於傳統的膝關節之開放式動力鏈運動(Open Kinetic Chain, OKC)得考慮某些特定的角度 會對手術後正值癒合的重建韌帶產生不利的影響,所以使用OKC運動做為治療前十字韌帶重 建手術後之病患的處方將會增加其運動計劃中的限制及復健治療的時間。 相對於前十字韌帶重建手術後的患者,CKC運動之所以優於CKC運動,許多學者認為是由於 其不同的肌肉徵召活動方式以及運動中膝關節可產生較低的前後剪力(Anterior Posterior Shear Force)。 這樣論點雖然合理,但在生物力學及動作控制學科學上的證據仍嫌不足。 近十年來陸續有些學者研究CKC中的蹲姿站立(Squatting)運動以及腳蹬(Leg Press)運動, 但等速運動中之CKC腳蹬運動多尚未被研究,而該運動又是臨床中所常使用的運動項目。 故本文研究之目的為比較OKC膝伸直,OKC膝屈曲以及CKC腳蹬運動膝伸肌及膝屈肌股電活化 情形。 本文研究結果顯示OKC膝伸值可以產生最大膝伸直的肌電訊號值(1.35��0.15 MVC),而膝屈 曲可以產生最大之膝屈肌的肌電訊號(1.11��0.01 MVC)。 CKC腳蹬運動其膝伸肌及膝屈曲肌雖然其肌電訊號值皆小於OKC膝伸直及OKC膝屈曲,但卻顯 示有明顯之同時收縮(Co-Contraction),膝伸直肌(0.52��0.32 MVC)及膝屈肌(0.62��0.17 MVC)。 CKC腳蹬運動比OKC膝伸直及OKC膝屈曲要安全,因為藉由膝伸直肌及膝屈肌共同的收縮,可 以提供膝部較大的穩定性同時又可以同訓練到膝伸直肌及膝屈肌。 |
英文摘要 | Traditionally, the open kinetic chain (OKC) exercises, prescribed in the knee rehabilitation program, may produce undue shear force at certain specific knee flexion angles. This undue shear force may jeopardize the reconstructed anterior cruciate ligament. Therefore, many complications after ACL reconstruction surgery may occur such as joint stiffness, loss joint range of motion, and patellofemoral pain. The clinical use of closed kinetic chain (CKC) exercises has significantly increased for the past years. Many investigators believed that CKC exercises produced less anterioposterior shear force and thus reduced stress on the reconstructed ACL. Indeed, the joint mechanics and muscle recruitment during CKC exercises may be different from OKC exercises. Among several CKC exercises, isokinetic leg press exercise has been still lacking of motor control investigation support. Especially, therapeutic justification and clinical elucidation are needed in knee rehabilitation programs. Therefore, the purpose of this study was to compare the differences of electromyographic activities among commonly used rehabilitation movements: OKC knee extension, OKC knee flexion and the CKC leg press exercises. The results, in the present study, showned that OKC knee extension may cause knee extensor maximally activated (1.35��1.15 MVC) but cause knee flexor minimally activated. In contrast, OKC knee flexion may cause knee flexor maximally activated (1.11��0.11 MVC) but cause knee extensor minimally activated. The CKC leg press showed balance in muscle recruitment between knee extensor (0.52��0.32 MVC) and flexor (0.62��0.17 MVC). Since CKC leg press exercise caused both knee extensor and flexor co-activated at a given same knee flexion angle when compared with OKC knee extension and flexion movement. In the early phase of ACL reconstruction, CKC leg press exercise may consider as a safer exercise. Through, knee extensor and flexor co-activated, CKC leg press may provide a higher stabilization effect than OKC knee extension and flexion exercises. Additionally, the CKC leg press exercise can be used to strengthen knee extensor and flexor, simultaneously. |
本系統中英文摘要資訊取自各篇刊載內容。