Afferent Signals During Manipulative Tasks in Humans

Afferent Signals During Manipulative Tasks in Humans
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人类操作任务期间的传入信号

DOI:
10.1007/978-1-349-11597-6_3
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发表时间:
1991
期刊:
Comparative Biochemistry and Physiology Part A: Physiology
影响因子:
--
通讯作者:
G. Westling
G. Westling
中科院分区:
--
文献类型:
--
作者:
R. Johansson;G. Westling

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感觉信息如何与自动运动控制相结合以产生功能自适应运动反应是那些研究生物和人工系统中感觉和运动功能的人的主要关注点。近十年来,我们一直在研究这个与灵巧操纵相关的问题。我们的研究主要集中在使用食指和拇指之间的精确抓握来控制、举起和操纵小物体过程中的协调性(例如Johansson and Westling 1984 a, b; 1987; 1988 a, b; Westling and Johansson 1984; 1987)。简而言之,人类受试者使用先前学习的、经过良好优化的预编程肌肉命令模式(即“运动程序”,参见 Keele 和 Summers 1976;Schmidt 1976;Brooks 1979)。然而,随着操纵行为的发展,有几个重要的调节事件依赖于感官输入。
How sensory information integrates with automatic motor control to produce functionally adaptive motor responses is a primary concern of those who investigate sensory and motor functions in biological and artificial systems. For nearly a decade, we have studied this question in relation to dexterous manipulation. Our studies have focused mainly on control of coordination during grasping, lifting and manipulation of small objects using a precision grip between the index finger and thumb (e.g. Johansson and Westling 1984 a, b; 1987; 1988 a, b; Westling and Johansson 1984; 1987). Briefly, human subjects use previously learned, well optimized preprogrammed patterns of muscle commands (i.e. “motor programs” cf. Keele and Summers 1976; Schmidt 1976; Brooks 1979). However, as the manipulative act evolves, there are several important regulatory events that rely on sensory input.
DOI: 10.1152/jn.1985.54.2.418
发表时间: 1985-01-01
影响因子: 2.5
作者:
GRACCO, VL;ABBS, JH
通讯作者: ABBS, JH