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Analysis of correlation between passive ankle movement range and knee joint kinetic variables during squat movement (스쿼트 동작 시 수동적 발목 가동범위와 무릎 관절 운동역학적 변인 간 상관성 분석)

  • Lee, JaeWoo;Park, JunSung;Lim, Young-Tae;Kwon, Moon-Seok
    • Journal of the Korean Applied Science and Technology
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    • v.37 no.3
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    • pp.509-515
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    • 2020
  • The purpose of this study was to analyze the correlation between passive ankle movement range and knee joint kinetic variables during squat movement. In this study, a total of 27 subjects participated in this study, 19 men and 8 women, who had no history of the musculoskeletal system of the lower extremity. To verify the correlation between the ankle joint flexibility and the knee joint kinetic variables during deep squat, it was performed pearson's correlation coefficient and variables showing statistically significant correlation were performed by simple regression analysis at a significant level of α .05. Through this study, the relationship between the peak joint moment and joint reaction force factors that determine ankle joint flexibility and knee joint pressure was confirmed. Therefore, when applying an exercise that can generate a lot of load on the knee joint such as deep squats during strength training, checking the degree of flexibility of the ankle joint among physical characteristics to the individual may reduce the stability of the body and the risk of injury to the knee joint. It is expected to be helpful in setting the intensity of exercise that can be done.

Development of a Mobile Game and Wearable Device for Upper Limb Rehabilitation after Brain Injury (뇌손상 환자의 상지 재활을 위한 웨어러블 장치와 모바일 게임 개발)

  • Lim, Hong Joon;Kang, Youn Joo;Song, Je young;Lee, minbong;Oh, Ji Eun;Ku, Jeonghun
    • Journal of rehabilitation welfare engineering & assistive technology
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    • v.11 no.3
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    • pp.253-259
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    • 2017
  • Conventional upper extremity rehabilitation paradigm after brain injury has several shortcomings that is monotonous, simple, and repetitive in exercises over a long period of time, thereby causing training efficiency to decline as a consequence of low interest and participation. To resolve this issue, this paper proposes a new rehabilitative program integrating a wearable device integrated with EMG and motion sensor and a mobile game for the upper limbs' rehabilitative training. The developed wearable device is manufactured in the form of band, making it easy to wear. The mobile game is designed to enable rehabilitative training through games reflective of flexion, extension, abduction, and adduction identified by motion sensors along with grasp motion recognized by EMG signals measured from the wearable device. It also provides a tailored rehabilitative environment suitable for individual patients based on difficulty adjustments. As a consequence of applying the developed program to 14 brain injury in need of the upper limb rehabilitation and taking surveys on the utility of the developed rehabilitative program, the responses indicated that the developed rehabilitative program is far much more interesting and fun than the conventional rehabilitative program, further to the desire of those surveyed to reuse the developed program in the future.

Relationships Between Rounded Shoulder Posture and Biceps Brachii Muscle Length, Elbow Joint Angle, Pectoralis Muscle Length, Humeral Head Anterior Translation, and Glenohumeral Range of Motion

  • Choi, Sil-ah;Cynn, Heon-seock;Lee, Ji-hyun;Kim, Da-eun;Shin, A-reum
    • Physical Therapy Korea
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    • v.24 no.2
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    • pp.48-57
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    • 2017
  • Background: Rounded shoulder posture (RSP), a postural abnormality, might cause shoulder pain and pathologic conditions. Although most previous research has investigated RSP focusing on the proximal structures of the shoulder, such as the scapula and pectoralis muscles, the relationship between RSP and anterior distal structures of the upper extremity, such as the biceps brachii muscle and elbow joint, is not clearly understood. Objects: This study aimed to investigate the correlations between RSP and the biceps brachii length, elbow joint angle (EJA), pectoralis minor length, general pectoralis major length, humeral head anterior translation (HHAT), glenohumeral internal rotation (IR), external rotation (ER), and horizontal adduction (HAD). Methods: Twelve subjects with RSP (6 male, 6 female) were recruited. All subjects fulfilled the RSP criteria indicated by a distance ${\geq}2.5cm$ from the posterior aspect of the acromion to the table in the supine position. The examiner measured each of the following parameters twice: RSP, biceps brachii length, EJA, pectoralis minor length, pectoralis major length, HHAT, glenohumeral IR, ER, and HAD. Pearson's correlation coefficient(r) was used to assess the correlation between RSP and all the variables. Results: There was a significant moderate positive correlation between RSP and biceps brachii length (r=.55, p=.032), moderate negative correlation between RSP and pectoralis minor length (r=-.62, p=.015), and moderate positive correlation between RSP and HHAT (r=.53, p=.038). Conclusion: The biceps brachii length, pectoralis minor length, and HHAT could be used to evaluate patients with RSP. Better understanding of the correlation between these factors and RSP could help in the development of effective methods to treat patients with this condition in clinical management.

Distal Radius Osteosarcoma (원위 요골 골육종)

  • Song, Won-Seok;Won, Ho-Hyun;Lee, Jeong-Dong;Jeon, Dae-Geun
    • The Journal of the Korean bone and joint tumor society
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    • v.16 no.2
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    • pp.55-61
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    • 2010
  • Purpose: We analyzed the clinical outcome of osteosarcoma developed in distal radius and the effect of delayed treatment on prognosis. Materials and Methods: Twelve patients with distal radius osteosarcoma were analysed. We categorized patients into two groups of standard treatment or non-standard treatment. The patients of standard treatment group are all stage IIB and non-standard treatment group includes five stage IIB and one stage III. Results: Five-year overall survival and disease-free survival rates of standard treatment group were 100% and 83%. Five-year overall survival rate of non-standard treatment group was 44%. Between two group, there are differences in age, tumor size, surgery type, symptom duration. Conclusion: Distal radius osteosarcoma have good prognosis than other extremity osteosarcoma. Survival rate of non-standard treatment group were lower than standard treatment group. Although the prognosis of non standard treatment group is poorer, the duration till death was longer than that of other sites with similar condition. Further multi-institutional study should be needed.

Metastatic Pathologic Fractures in Lower Extremities Treated with the Locking Plate (잠김 금속판을 이용한 하지의 전이성 병적 골절에 대한 치료)

  • Seo, Chang-Young;Jung, Sung-Taek
    • The Journal of the Korean bone and joint tumor society
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    • v.16 no.2
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    • pp.80-86
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    • 2010
  • Purpose: The skeleton is commonly affected by metastatic cancer. The purpose of this study was to evaluate the results of treating metastatic pathologic fractures in lower extremities using locking plates. Materials and Methods: Between 2004 and 2010, we evaluated 12 patients (13 cases) of metastatic pathologic fractures in lower extremities, treated with the locking plate. Mean patient age was 62.2 years (range, 50-81 years), the locations of the fractures were; proximal femur in 2 cases, femoral mid-shaft in 3, distal femur in 3, proximal tibia in 4, and distal tibia in 1 case. The interval to wheelchair ambulation, pain relief and complications were evaluated. Additionally, we assessed operation time and postoperative blood loss. Results: Mean time from operation to wheelchair ambulation was 3.2 days (range, 1-6 days). Mean VAS scores improved from a preoperative score of 8.1 points (range, 7-9 points) to a score of 2.7 points (range, 2-4 points) at 1 week postoperatively. No early complications associated with surgery were encountered. Mean operation time was 88.4 minutes (range, 70-105 minutes), and mean postoperative blood loss was 246.5 ml (range, 130-320 ml). Conclusion: Internal fixation of metastatic pathologic fractures using a locking plate in the lower extremity can be an effective treatment option in the meta- or diaphyseal area of long bones with massive bony destruction or poor bone stock by offering early ambulation, pain relief and low postoperative complications.

Analysis of the Recurrence after Surgical Treatment of the Hemangioma in the Extremities (사지에 발생한 혈관종의 수술적 치료 후 재발에 대한 분석)

  • Kim, Young-Sin;Choi, Hee-Lack;Lee, Jun-Mo;Lee, Hyung-Seok;Kim, Jung-Ryul
    • The Journal of the Korean bone and joint tumor society
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    • v.16 no.2
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    • pp.74-79
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    • 2010
  • Purpose: To analyse the risk factors for recurrence of hemangiomas in extremities after surgical treatment and to compare with those of trunk. Materials and Methods: 120 cases of hemangioma with surgical treatments from June 1998 to September 2009 were analysed. 53 cases with surgical treatment on trunk in the same period were set to be the control group. We analyze several factors: age, location, site, size, histologic types and correlation between recurrence and each risk factor using logistic regression analysis. Results: Recurrence rate was 11.7% in extremities and 9.4% in trunk. There were no correlation between recurrence and age, site, size, histologic type. But, there was stastically significant correlation between recurrence rate and location, especially hand, forearm, feet in extremities and head and neck in trunk. Conclusion: Recurrence after surgical treatment of hemangioma is highly prevalent in anatomical location such as, hand, foot and forearm those are difficult to achieve complete resection because of close to neurovascular structures. Careful observation should be needed owing to incomplete resection can occurs recurrence.

The oriental-western literatural study of Delirious speech and Fading murmuring (섬어(語語)와 정성(鄭聲)에 대한 동서의학적(東西醫學的) 고찰(考察))

  • Choi, Byong Man;Lee, Sang Ryong
    • Journal of Haehwa Medicine
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    • v.9 no.1
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    • pp.745-761
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    • 2000
  • Literatural study for Delirious speech and Fading murmuring, the results were as follows. 1. Delirious speech and Fading murmuring are given at the speech impediment. Derious speech to be out of language's order and slur the end of his words, and Fading murmuring is to repeat in losing conscious. 2. In constrast with Delirious speech and Fading murmuring, Maniac speech is induced by a general term for manic-depressive psychosis. Luoyan is to say in a feeble voice and mumble in a sleeping condition, and Paraphasia and Solioquy are appeared in a clear mental condition. The speech impediment is caused by damages of the nervous system and speech organ, and Yuyancuoluan is appeared in a feverless condition. 3. The symptoms of Delirious speech are to utter ravings and have a loud and heavy voice, and these resemble the delirium which specially has a speech impediment and muddle in the western medical world. The symptoms of Fading murmuring are to speak ambigously, repeatedly, and illogically and so are similar to the Wernicke dysphasia which is caused by a incomprehensible conversation. 4. The causes of Delirious speech are to spread a stomach heat and the lungs pathogenic qi into heart, not to sweat in cold damage, the Three Yang Combination of syndrome, stomach repletion, yang collapse due to excessive sweat, diarrhea, after diarrhea, heat to enter the blood chamer, feces to remain in the stomach, stasis blood to enter the viscera, to carry anger to extremity, and to be constipated. the cause of Fading murmuring is to despair vacuity desertion of vital essence and energy after a serious illness. 5. The causes of delirium are general infection, postoperative states, and metabolism disorders and those of Wernicke dysphasia are disorders of the blood vessel, brain tumors and traumas. 6. Delirious speech is cured with the discrimination of vacuity and repletion. Baitong Tang(白通湯), Chaihu Guizhi Tang(柴胡桂枝湯), Chaihu Jia Longgu Muli Tang(柴胡加龍骨牡蠣湯) are prescribed in case of vacuity, while Chengqi Tang(承氣湯), Baihu Tang(白虎湯), Liangge San(凉膈散) are in case of repletion. Fading murmuring is treated with Xiao Chaihu Tang(小柴胡湯), Fuzi Tang Jiawei(附子湯加味), Shengmai San(生脈散), and Renshen Sanbai Tang(人蔘三白湯). 7. To acupunture Qimen-Xue(期門穴) is required when it is late to prescribe a medical decoction or the hyperactive liver qi attacking the spleen.

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The Study on Relation between Cervical Lateroflexion and Upper Limb Numbness of Patients without Disc Herniation after Traffic Accident (교통사고 이후 디스크 탈출이 없이 상지 저림을 호소하는 환자의 경추 측굴과 상지 저림에 관한 연구)

  • Park, Hyun-Min;Park, Ji-Yong;Kim, Dong-Sub;Kim, Eun-Soo;Kim, Mi-Riong;Cho, Nam-Hoon;Jeong, Hoon;Seong, Ik-Hyun;Kim, Min-Woo;Hong, Nam-Jung;Ha, In-Hyuk;Lee, Jin-Ho
    • The Journal of Churna Manual Medicine for Spine and Nerves
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    • v.8 no.2
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    • pp.21-29
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    • 2013
  • Objectives : The purpose of this study is to investigate the relation between cervical spine lateroflexion and upper limb numbness after whiplash injury by traffic accident. Methods : Outpatients who visited Jaseng korean medicine hospital after traffic accident took cervical MRI. Patients who had Normal disc and bulging disc were reviewed to measure the cervical lateroflexion by C2-C7 Cobb's angle & scalenus muscle's length through neutrality AP X-ray views. For statistics, we used SPSS version 18.0 for windows. Results : Groups classified into difference of scalenus muscle's length were showen statistical significance than into cobb's angle. Means of numbness group's length difference are $4.18{\pm}2.26mm$ and that of non-numbness group is $1.59{\pm}1.17mm$. Unilateral numbness group had greater angle and longer of length's difference than non-numbness group. Conclusions : The more severe the lateroflexion of the upper extremity numbness occurs well. Group classifed into difference of scalenus muscle's length has more tendency of occurrence of upper limb numbness than that into cobb's angle. And upper limb numbness occurs more frequently at the same direction of lateroflexion.

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The Comparison of Sleep Characteristics According to the Sleep Positions in Healthy Newborns (정상 신생아의 체위에 따른 수면양상 및 행동변화 비교)

  • Lee Ae Ran;Ahn Hae Young;Lee Jong Soon
    • Child Health Nursing Research
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    • v.5 no.3
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    • pp.281-291
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    • 1999
  • The purpose of this study was to compare the sleep characteristics between the prone and the supine position in healthy newborns. The 48 newborns were observed in the prone position and the supine position respectively on the 2nd day after birth. The data were collected from January to May, 1999. The state of a newborn was classified and categorized to 6 states (deep sleep. light sleep, drowsy, quiet alert, active alert, crying) by Barnard. The movements of eyes, face and extremities, pulse and arterial oxygen were observed and recorded continuously from the start of sleep after feeding until the time of being woken for the next feeding by a trained nurse The data was analyzed by using paired t-test. The results of this study were as follows; 1. There was no significant difference in the length of sleeping time between the prone and the supine position. 2. There was no significant difference in the length and frequencies of each states(deep sleep, light sleep, drowsy, quiet alert, active alert, crying) between the prone and the supine position But the frequency of light sleep in the supine position was significantly higher than that of the prone position. 3 There was no significant difference In the numbers or eyes movements between the prone and the supine sleep position. But the amount of facial and extremity movement in the supine position was significantly higher than those in the prone position 4. There was no significant difference in the arterial oxygen content between the prone and the supine sleep position. 5. There was no significant difference in the heart rates between the prone and the supine sleep position. The above results indicated that the newborns in the prone Position moved less and slept deeper than those in the supine position. though there was no difference in the length of sleep or arterial oxygen content between the prone and the supine sleep Position. But. Nurses and mothers should consider the relationship between the sleep Position and SIDS suggested by previous researches. The infant's 'awakening' during sleep is a normal process and rather valuable because it can provide an opportunity to promote a stronger relationship between mother and baby. So, It is suggested that the supine sleep position is better than the prone sleep position for infants.

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The Effects of Modified Constraint-Induced Movement Therapy on Hand Functions of Children With Hemiplegic Cerebral Palsy (수정된 강제유도 운동치료가 편마비를 가진 뇌성마비 아동의 상지 기능에 미치는 영향)

  • Bang, Hyun-Soo;Jang, Sang-Hun
    • The Journal of Korean society of community based occupational therapy
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    • v.7 no.1
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    • pp.25-35
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    • 2017
  • Objective : The aims of this study was to investigate the effects of modified constraint induced movement therapy(CIMT) on upper extremities function of children with hemiplegic cerebral palsy. Methods : The participants of this study are 4 children with hemiplegic cerebral palsy aged between 8 to 11 years old. During the modified CIMT period, the unaffected hand of the subjects was restrained by a hand splint for 8 weeks, five days per week, five hours a day. And the affected upper extremity was strongly trained by performing functional tasks, which were individually structured use of the affected arm. Measurements used to assess hand function are Jebsen Hand Function Test, and 3D Motion Analysis. The Jebsen Hand Function Test was performed repeatedly every two weeks. The 3D Motion Analysis was performed before and after the 8 weeks of modified constraint induced movement therapy. Results : After the modified CIMT, there was a significant improvement in completed time for the 6 tasks of Jebsen Hand Function Test(p<.05). 3D Motion Analysis was that the finger tapping and the hand tapping has been significantly decreased (p<.05), and the pronation-supination movement has been significantly increased as well(p<.05). Conclusion : In the results of this study, it is evidenced that modified CIMT is effective treatment for upper extremities function of children with hemiplegic cerebral palsy. For future research, it is recommended to examine various periods and protocol of modified CIMT including impact of long periods application.