• Title/Summary/Keyword: Neck stabilization

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Ventral Fixation of Atlantoaxial Joint under Fluoroscopic Guidance Using Screws in a Chihuahua Dog (환축추 아탈구 견에서 투시기 유도를 통한 복측 나사 고정술)

  • Lee, Jae-Hoon;Yang, Hee-Taek;Yang, Wo-Jong;Chung, Dai-Jung;Kang, Eun-Hee;Eom, Ki-Dong;Choi, Chi-Bong;Chang, Hwa-Seok;Kim, Hwi-Yool
    • Journal of Veterinary Clinics
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    • v.25 no.2
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    • pp.131-135
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    • 2008
  • A 5-year-old Chihuahua dog was evaluated for a tetraparesis. The dog was presented with a non-ambulatory tetraparesis and neck pain. Radiography demonstrated an atlantoaxial (AA) subluxation and increased distance between the dorsal arch of the C1 and the dorsal spinous process of the C2. The AA joint was fixed with ventral transarticular fixation using two screws under fluoroscopic guidance. Neck brace was applied during 3 weeks post-operation. After 4 weeks, the dog was fully ambulatory with improved neurological function. Postoperative radiographs confirmed reduction of the luxation and no migration of screws. The dog showed complete resolution of clinical signs without signs of recurrence till 4 months after operation. Proper angulations of screws provided under fluoroscopic guidance, enabled adequate stabilization of the AA joints using ventral transarticular screw fixation which improved neurologic outcome of the patient.

Effects of complex exercises in pressure-pain threshold, pain and postural alignment of women university students with shoulder pain (복합운동이 어깨통증을 경험한 여대생들의 압통역치, 통증 및 자세정렬에 미치는 영향)

  • Park, Chung-hyun;Woo, Jae-seung;Lee, Jae-hyun;Jo, Eun-jeong;Hwang, Su-jeong;Woo, Sung-hee;Kang, Soon-hee
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2017.05a
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    • pp.704-707
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    • 2017
  • The purpose of this study was to examine if complex exercises could improve pressure-pain threshold and postural alignment in university students. Subjects in the CON group did not receive an intervention. Subjects in the EXP1 group were applied stretching exercises after applying hot packs on their both shoulders. Subjects in the EXP2 group were applied complex exercises including stretching, stabilization exercises of shoulder girdle and correction of wrong postures. Changes in pressure-pain threshold in the EXP1 group and EXP2 group were greater than that in the CON group (p<0.05). Changes in VAS scores in the EXP1 group and EXP2 group were greater than that in the CON group (p<0.05). Changes of postural alignment did not significantly differ among three groups (p>0.05). The results of this study indicates that complex exercises including stretching exercises, stabilization exercises of shoulder girdle and correction of wrong postures about neck and scapular can be an effective in reduction of shoulder pain and increase of pressure-pain threshold in women university with shoulder pain.

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Cervical Spondylomyelopathy in Small-Breed Dogs (소형 품종 견에서 경추의 척추척수증)

  • Kang, Byung-Jae;Ryu, Hak-Hyun;Park, Sung-Su;Kim, Wan-Hee;Yoon, Jung-Hee;Kweon, Oh-Kyeong
    • Journal of Veterinary Clinics
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    • v.27 no.2
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    • pp.179-182
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    • 2010
  • Cervical spondylomyelopathy (CSM) is rarely identified in small-breed dogs. Two neutered female Pekingese dogs (less than 5 kg of body weight) with primary complaints of neck pain and paretic gait were presented. These cases were diagnosed as CSM secondary to vertebral instability through cervical survey radiography, myelography, computed tomography (CT) and CT-myelography. The combinatory treatments of ventral slot decompression, cancellous bone graft and external coaptation were performed. Clinical condition of both dogs remarkably improved and no complications or recurrence occurred following the surgical procedures. In small-breed dogs with CSM, the combination of decompression through ventral slot and stabilization through bone fusion is an effective treatment.

Stabilization Controller Design of a Container Crane for High Productivity in Cargo Handling Using a RCGA (실수코딩유전알고리즘을 이용한 하역생산성 향상용 컨테이너 크레인의 안정화 제어기 설계)

  • Lee, Soo-Young;Ahn, Jong-Kap;Choi, Jae-Jun;Son, Jeong-Ki;Lee, Yun-Hyung;So, Myung-Ok
    • Journal of Navigation and Port Research
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    • v.31 no.6
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    • pp.515-521
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    • 2007
  • To increase the stevedore efficiency and service level at container terminal, it is essential to reduce working time of container crane which has a bottle neck in the logistic flow of container. The working speed and safety are required to be improved by controlling the movement of the trolley as quick as possible without big overshoot and any residual swing motion of container in the vicinity of target position. This paper presents optimal state feedback control using RCGAs in the case of existing constrained conditions

Dental Management of Pediatric Hydrocephalus (소아 수두증 환자의 치과적 관리)

  • Kim, Mijun;Park, Howon;Lee, Juhyun;Seo, Hyunwoo
    • Journal of the korean academy of Pediatric Dentistry
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    • v.44 no.2
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    • pp.228-234
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    • 2017
  • Hydrocephalus is a condition in which the volume of cerebrospinal fluid in the cerebral ventricles is abnormally elevated. Hydrocephalus patients may show macrocephaly and delayed development. Ventriculoperitoneal shunt is the most commonly used treatment but ventriculoatrial shunt is another treatment option. This report discusses the dental management process employed for a 7-year, 6-month old patient with ventriculoperitoneal shunt-treated hydrocephalus. This patient showed dental caries on the deciduous molars, facial swelling, macrocephaly and delayed development. Pulpectomy was performed on the deciduous molars under nitrous oxide sedation and mild protective stabilization. This patient did not appear to have any specific complications until the latest follow-up and was scheduled for the management of overall oral hygiene, development of permanent teeth, and craniofacial asymmetry through periodic follow-up. During dental treatment of shunt-treated patients, care should be taken to avoid applying excessive force to the catheter running along the patient's neck to prevent the displacement of the catheter. A referral to a neurosurgeon is recommended for patients with ventriculoatrial shunts for prophylactic antibiotics. As hydrocephalus patients grow, they may show craniofacial asymmetry or differences in the calcification of the permanent teeth, and require periodic oral and craniofacial assessment.

A Study on the Changes of the Form of costume related to the recognition of the beauty of the body -from prehistorical period to Ch'ing Dynasty in Chinese female costume- (인체미 인식과 복식형태의 변천 - 선사~청대까지 중국 여성복식을 중심으로-)

  • 김민지
    • Journal of the Korean Society of Costume
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    • v.32
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    • pp.225-242
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    • 1997
  • This study is historical research on the relationship between the Changes of the Form of costume and the recognition of the beauty of the body from prehistorical period to Ch'ing Dynasty in Chinese female costume. In figure painting a significant point was to describe the spirit of the figure so Chinese painters were less interested in ideal body pro-portion or body shape than Westerns. But idealized beauty of the female body existed and changed keeping abreast with the form of costume in each period. In the prehistorical period Wemen fasten waist belt so enabled to distinguish upper part of the body from lower one. "Locust-forehead moth-eyebrows(蝗首蛾毛)" recorded in "the Book of odes(詩經)" was the canon of beaty and Wemen tried to make their forehead broad and square from Zhou Dynasty to the Wei Jin periods. From the age of Civil War to han Dynasty Slender waist was loved so waist was tightly fastened and hemline became broader. in the course of that time Plump body in big cloth with broad sleeve emerged but that was less significant than Tang Dynasty. During Wei Jin and the Southern/Northern Dynasty undergo disruption and division they admired Taoist images. Loose fitting style with handkerchief hemline and broad sash belt was prevailed while miserable life was reflected gaunt face and lean body. Suk Dynasty also preferred a slim and long body silhouette. The style was presented extremely high waist line long and narrow sleeve slim and long skirt which expressed dynamic and straight image. The culture of Tang Dynasty was open and diverse and that character enabled blod decolletate revealing body line by tight fitting and special make-up-Social background of uion and stabilization made female body extremely plump full face. full breast and hips with most erotic image. The period of Kaiyuan Tianbao fashioned mannish disguise presented androgynous image. Five Dynasty and Song Dynasty restored standard body type so upper garments concealed neck and bust high waist line lowered which represented refined and simple outfit. But another eroticism emerged as foot-binding in Song Dynasty. For the sake of covering up deformed top of the feet and ankle gaiters and arrow shaped shoes were devised. During Ming Ch'ing Dynasties body shape became more slim weak and young causing to escort instinct that reflects 'Lust' or 'Mundanity'.

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A STUDY ON THE ELASTIC DEFORMATION AND STRESS DISTRIBUTION OF THE MANDIBLE WITH OSSEOINTEGRATED IMPLANT PROSTHESES USING THREE DIMENSIONAL FINITE ELEMENT ANALYSIS METHOD (골유착성 임플랜트 보철물 장착시 하악골의 탄성변형 및 응력분포에 관한 삼차원 유한요소법적 연구)

  • Kim, Yong-Ho;Kim, Yung-Soo;Kim, Chang-Whe
    • The Journal of Korean Academy of Prosthodontics
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    • v.36 no.2
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    • pp.203-244
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    • 1998
  • The human mandible is always under the condition of loading by the various forces extorted by the attached muscles. The loading is an important condition of the stomatognathic system. This condition is composed of the direction and amount of forces of the masticatory muscles, which are controlled by the neuromuscular system, and always influenced by the movement of both opening and closing. Mandible is a strong foundation for the teeth or various prostheses, nevetheless it is a elastic body which accompanies deformation by the external forces on it. The elastic properties of the mandible is influenced by the various procedures such as conventional restorative treatments, osseointegrated implant treatments, reconstructive surgical procedures and so forth. Among the treatments the osseointegrated implant has no periodontal ligaments, which exist around the natural teeth to allow physiologic mobility in the alveolar socket. And so around the osseointegrated implant, there is almost no damping effect during the transmission of occlusal stress and displacements. If the osseointegrated implants are connected by the superstructure for the stabilization and effective distribution of occlusal stresses, the elastic properties of mandible is restricted according to the extent of 'splinting' by the superstructure and implants. To investigate the change of elastic behaviour of the mandible which has osseointegrated implant prosthesis of various numbers of implant installment and span of superstructre, a three dimensional finite element model was developed and analyzed with conditions mentioned above. The conclusions are as follows : 1. The displacements are primarily developed at the area of muscle attachment and distributed all around the mandible according to the various properties of bone. 2. The segmentation in the superstructure has few influence on the distribution of stress and displacement. 3. In the load case of ICP, the concentration of tensional stress was observed at the anterior portion of the ramus($9.22E+6N/m^2$) and at the lingual portion of the symphysis menti($8.36E+6N/m^2$). 4. In the load case of INC, the concentration of tensional stress was observed at the anterior portion of the ramus($9.90E+6N/m^2$) and the concentration of tensional stress was observed at the lingual portion of the symphysis menti($2.38E+6N/m^2$)). 5. In the load case of UTCP, the relatively high concentration of tensional stress($3.66E+7N/m^2$) was observed at the internal surface of the condylar neck.

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