• Title/Summary/Keyword: Left/Right Symmetry

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The Report of Vojta Therapy in Hydrocephalus on Traumatic Brain Injury (외상성 두부 손상에 의한 수두증의 Vojta치료 증례)

  • Lee, Keun-Heui;Goo, Bong-Oh;Bae, Sung-Soo
    • The Journal of Korean Physical Therapy
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    • v.14 no.1
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    • pp.125-130
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    • 2002
  • This study was applied using vojta therapy in the patient with hydrocephalus occurred by on traumatic brain injury. Vojta treatment was a recently developed of the brain damage patient treatment which can be applied eariler than the other traditional methods. The results were as follows. 1. Hip joint flexion contracture from $100^{\circ}$ to $15^{\circ}$ was improved on prone position. 2. Left convexity curve on thracolumbar region due to functional scoliosis the normal aligment. 3. The thumb finger was changed from thumb-in to thumb-out. 4. Right tilted pelvis on prone position became the normal symmetry

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Comparative study of pulse point using hemodynamics (혈류역학을 이용한 촌구와 인영의 특성비교)

  • Shin, Sang-hoon;Park, Dae-hun;Park, Young-jae;Park, Young-bae
    • Journal of Acupuncture Research
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    • v.21 no.5
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    • pp.241-248
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    • 2004
  • Objectives : The purpose of this study is to examine the hemodynamic characteristics of pulse point. Methods : The computational analysis algorithms of arterial tree system was derived. In order to investigate the effect of internal organ on the pulse point, the diameter of celiac artery was reduced by half. Results : The sensitivity of flow change at the Inyoung(Renying) is better than that of the Chongu(Cunkou). but the Inyoung was worse than the Chongu in the point of the left and right symmetry. The pressure changes at the Inyoung and the Chongu were in the similar range. Conclusions : It was found from the result that the Chongu shows the more symmetrical hemodynamic characteristics than the Inyoung.

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Suggested Design for Textiles and Fashion Cultural Products Applied with Formative Beauty in Daenggi (댕기의 조형적 형태미를 활용한 텍스타일 디자인 및 패션문화상품 디자인 제안)

  • Kim, Sun-Young
    • Journal of the Korean Home Economics Association
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    • v.50 no.3
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    • pp.15-24
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    • 2012
  • This study examined the formative beauty found in daenggi, which is a traditional feminine hair ornament. For research methods, both Adobe's Illustrator CS3 and Photoshop CS3 were used as designing tools and literatures on daenggi. Sixteen pieces of work were prepared by applying rotations of up, down, right, and left, repeat, symmetry, and overlap from the basic motif. For the scarf design, the rotational or diagonally symmetrical arrangement was repeated in order to maximize the outstanding features for each textile expression or was designed freely using one repetition unit (a whole scarf). Diverse images were expressed for the pendant design via usage of a basic motif and its variation. In addition, this work would suggest another alternative for apparel application by using the textile design for a simple one-piece dress.

A Finger Dermatoglyphics of the New Zealand-Samoans

  • Cho, Ching
    • Animal cells and systems
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    • v.2 no.4
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    • pp.507-511
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    • 1998
  • Fingerprints of 100 New Zealand-Samoan males and 93 females have been analyzed. Whorls are more numerous in fingerprint females (65.6%) than in males (55.6%). The index of pattern intensity displays a higher value in females (16.49) than in males (15.48). The bimanual differences both in males and females are not statistically significant for the occurrence of patterns on the digits of the right and left hands. Also the difference between both sexes for the occurrence of patterns is not statistically significant. Incidences of actual symmetry on homologous digits represented 78.2% in males and 85.8% in females. The mean total ridge counts showed $175.7{\pm}54.6$ ($M{\pm}SD$) in males and $171.6\{pm}49.8$ ($M{\pm}SD$) in females, respectively. Conclusively, this study shows that the New Zealand-Samoans are closely related to the Mongoloids in quantitative dermatoglyphics.

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Finger Dermatoglyphics of Australian Aborigines in the Northern Territory of Australia

  • Cho, Ching
    • Animal cells and systems
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    • v.4 no.1
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    • pp.91-94
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    • 2000
  • Fingerprints of 114 Australian Aboriginal males and 90 females have been analyzed. Whorls are more frequent in males (56.7%) than in females (51.2%) and loops are less frequent in males (42.6%) than in females (47.0%). The index of pattern intensity displays a higher value in males (15.60) than in females (14.94). The bimanual differences both in males and females ave not statistically significant for the occurrence of patterns on the digits of the right and left hands. Also the difference between both sexes for the occurrence of patterns is not statistically significant. Incidences of actual symmetry on homologous digits represented 74.0% in males and 77.3% in females. The mean total ridge counts showed 156.65 $\pm$43.32 (M$\pmSD) in males and 148.6943.64 (M$\pmSD) in females, respectively. Conclusively, this study represents that the Australian Aborigines conform closely to the Polynesians in finger dermatoglyphics.

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A Finger Dermatoglyphic Study of Maori

  • Cho, Ching
    • Animal cells and systems
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    • v.2 no.2
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    • pp.277-280
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    • 1998
  • Fingerprints of 104 New Zealand Maori males and 98 females have been analyzed. Whorls are more abundant in females (55.0%) than in males(47.3%). The index of pattern intensity reveals a higher va1ue in females(15.39) than in males (14.52). The bimanual differences both in males and females are not statistically significant for the occurrence of pattern on the digits of the right and left hands. The difference between the sexes in occurrence of patterns is not statistically significant. Incidences of actual symmetry on the homologous digits represented a mean of 78.8% in all subjects. The mean total ridge counts showed 161.7 in females and 159.6 in males, respectively. Thus, the Maori show greater affinities with the Mongoloids in quantitative dermatoglyphics.

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Effect of Wandering Characteristics in Traffic Lanes (차로 위치가 차량의 원더링 특성에 미치는 영향 평가)

  • Jo, Myoung-Hwan;Jin, Jung-Hoon;Cho, Gyu-Tae;Kim, Nak-Seok
    • 한국방재학회:학술대회논문집
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    • 2008.02a
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    • pp.525-528
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    • 2008
  • The research was conducted to investigate the characteristics of lateral wheel path distributions (wandering) in different traffic lanes. The Wandering may affect pavement life and various distress types. To achieve results presented that the normal distribution curve with symmetry was observed in the 3-lane roads. In the case of the 3-lane road (on one direction), 50-60cm, 65-85cm, and 80-95cm for the 1st, 2nd, and 3rd lanes, respectively. In addition, the 1st lane vehicles tended to pass on the right side to avoid th opposite side vehicles, while the outside lane vehicles tended to pass on the left side to avoid the walkway.

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A robust identification of single crack location and size only based on pulsations of the cracked system

  • Sinou, Jean-Jacques
    • Structural Engineering and Mechanics
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    • v.25 no.6
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    • pp.691-716
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    • 2007
  • The purpose of the present work is to establish a method for predicting the location and depth of a crack in a circular cross section beam by only considering the frequencies of the cracked beam. An accurate knowledge of the material properties is not required. The crack location and size is identified by finding the point of intersection of pulsation ratio contour lines of lower vertical and horizontal modes. This process is presented and numerically validated in the case of a simply supported beam with various crack locations and sizes. If the beam has structural symmetry, the identification of crack location is performed by adding an off-center placed mass to the simply supported beam. In order to avoid worse diagnostic, it was demonstrated that a robust identification of crack size and location is possible if two tests are undertaken by adding the mass at the left and then right end of the simply supported beam. Finally, the pulsation ratio contour lines method is generalized in order to be extended to the case of rectangular cross section beams or more complex structures.

Chirality in Non-Hermitian Photonics

  • Yu, Sunkyu;Piao, Xianji;Park, Namkyoo
    • Current Optics and Photonics
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    • v.3 no.4
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    • pp.275-284
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    • 2019
  • Chirality is ubiquitous in physics and biology from microscopic to macroscopic phenomena, such as fermionic interactions and DNA duplication. In photonics, chirality has traditionally represented differentiated optical responses for right and left circular polarizations. This definition of optical chirality in the polarization domain includes handedness-dependent phase velocities or optical absorption inside chiral media, which enable polarimetry for measuring the material concentration and circular dichroism spectroscopy for sensing biological or chemical enantiomers. Recently, the emerging field of non-Hermitian photonics, which explores exotic phenomena in gain or loss media, has provided a new viewpoint on chirality in photonics that is not restricted to the traditional polarization domain but is extended to other physical quantities such as the orbital angular momentum, propagation direction, and system parameter space. Here, we introduce recent milestones in chiral light-matter interactions in non-Hermitian photonics and show an enhanced degree of design freedom in photonic devices for spin and orbital angular momenta, directionality, and asymmetric modal conversion.

The Comparison of Characteristics of Foot pressure between Treadmill and Ground walking in Normal person (정상인의 평지보행과 트레드밀 보행 시 족저압의 특성 비교)

  • Kim, Ji-Hye;Oh, Tae-Young
    • Journal of the Korean Society of Physical Medicine
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    • v.5 no.1
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    • pp.53-61
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    • 2010
  • Purpose : The purpose of this study is to compare the distribution of foot pressure, knee and ankle joint angle between treadmill walking and ground walking in normal person. Methods : 18 Person of subject has participated this study, let subject to walk in ground and treadmill in order to gain data of foot distribution and knee, ankle joint angle using by parotec system. and Dartfish system. Walking velocity was constrained by 2Km/h and more 10sec. Date analysis was used by paired-t test using SPSS/PC statistical programs for window. Results : Result show that total contact times has shown symmetry between both legs, and more increase of left foot pressure in treadmill walking. Foot pressure of treadmill walking was significantly decreased in right hind foot and fore foot and hallux area. The ankle joint angle of treadmill walking was significantly decreased in initial contact phase. Conclusion : Results of this study show that foot pressure of treadmill walking was more decreased than ground walking in right hind foot and fore foot, hallux area. And the ankle joint angle of treadmill walking was significantly decreased in initial contact phase.