• Title/Summary/Keyword: prehension

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Development Process of Hand Function and Type of Prehension and Grasp (손 기능의 발달과정과 파악, 쥐기 유형)

  • Oh, Kyung-A
    • Journal of Korean Physical Therapy Science
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    • v.2 no.3
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    • pp.707-725
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    • 1995
  • The hand is an integral part of normal hand functioning. The ability of the hand to grasp and manipulate objects or tools is necessary for accom-plishing many tasks of daily living. Therefore it is important to improve hand function for patient with hand impairment. The objectives of this article are to review the developmental process of hand function and to described the types of grasp, grip, pinch, and prehension. Developmental process of hand function is based on general developmental theory as Vojta, Bobath and Ayres. There are many kinds of classification of prehension, grasp, and pinch. This review include the classification by Malick, Kiel, Melvin, Sollrman & Sperling, Pedretti & Zoltan, Tyldesley & Grieve' book, Norkin & Levangie' book. This article hope to give the information for application in physical and occupational therapy practice.

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The Effects of Short Thumb Opponens Splint on Hand Function in Cerebral Palsy (Short thumb opponens splint 착용이 뇌성마바 아동의 손기능에 미치는 영향)

  • Park, Su-Hyun;Jung, Hyun-Sook
    • Physical Therapy Korea
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    • v.5 no.2
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    • pp.39-46
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    • 1998
  • Thumb adduction is an abnormal pattern typically noted in children with spastic cerebral palsy. This abnormal pattern can limit hand function, specifically in the type and quality of prehension pattern used and in the coordination of release. This ABAB single-subject research was designed to examine the effects of short thumb opponens splint on hand function in cerebral palsy. The subject was a 4 years and 8 months old boy with right upper extremity spasticity. The child was fitted with a short thumb opponens splint, which was worn for 8 hours per day during the daytime. Two different measures were used: (a) prehension component scores; (b) Bruininks-Oseretsky test of motor proficiency. Data was collected three times a week for 10 weeks. Visual analysis of data indicate that after the application of a short thumb opponens splint, improvements were noted in the prehension pattern and fine motor functional task. The results of this study suggest that short thumb opponens splint may prove efficaciousness in the treatment of the child with cerebral palsy.

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Development of a Hook-type Finger Force Measuring System with Force Sensors (힘센서를 이용한 후크형 손가락 힘 측정 장치 개발)

  • Kim, Gab-Soon
    • Journal of Institute of Control, Robotics and Systems
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    • v.20 no.6
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    • pp.663-668
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    • 2014
  • This paper presents a hook-type finger force measuring system with force sensors. The system is composed of a body, two three-axis force sensors, a hook, and so on. The two three-axis force sensors system was specially designed using FEM(Finite Element Method) and fabricated using strain-gages. The sensors measure the finger forces of both normal people and handicapped people in the system, and the forces are combined. The developed hook-type finger force measuring system can measure the pulling finger force of both normal and handicapped people. The pulling force tests of men and women were performed using the developed the system. It is thought that the developed system can be used to measure the pulling force of fingers.

A Review of Hand Function (손 기능에 관한 고찰)

  • Lee, Sun-Myung
    • Journal of Korean Physical Therapy Science
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    • v.9 no.4
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    • pp.155-168
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    • 2002
  • The purpose of study to know hand function in order to prevent disability or handicap. The ability to perform precise refined movements of hand is an important human function. Improvement in object manipulation is common goal of therapist. The ability to manipulate an object in the hand is need for many functional tasks, including writing, handling coins, small objects and ADL skills. Therapists have commonly used hand grip and pinch strengths as baseline measures to evaluate hand function. The patterns of grasps are precision grasp, power grasp, hook grasp, spherical grasp, sylindrical grasp, disc grasp, pinch, three point pinch and tip pinch. And the motion of in-manipulation are finger to palm translation, palm to finger, shift, simple rotation and complex rotation. The hand function are include to evaluate of ROM, sensation, muscle strength of hand. It used to evaluate of decision of effect and suppose of disability and acceptance of vocation. Good evaluation is need to pretreatment and baseline of treatment and help to evaluate of effect on treatment.

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