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수학동화 쓰기 활동에서 나타나는 초등학생의 인지적ㆍ정의적 특성 분석
설정현,백석윤 한국초등수학교육학회 2007 한국초등수학교육학회지 Vol.11 No.2
최근 수학교육에서는 수학 쓰기 활동이 활발히 연구되고 있다. 이에 본 연구에서는 '수학동화'라는 쓰기 활동을 새롭게 구안하여 학생들에게 적용해 보고, 이를 통해 나타나는 학생들의 인지적 정의적 특성을 분석하는 데에 그 목적이 있다. 수학동화 쓰기 활동을 하면서 많은 학생들이 이미 학습한 수학적 지식에 대한 반성적 사고를 통해 학습한 수학 내용을 재구성하고 응용하였다. 또한, 수학동화 쓰기 활동을 하는 동안 학생들의 수학적 의사소통 활동이 매우 활발해졌으며, 이를 통해 학생들은 학습한 수학적 지식에 대한 재학습의 기회를 갖게 되었다. 학생들은 수학동화 쓰기 활동을 통해 수학의 실제적인 활용 장면을 스스로 찾을 수 있게 되었으며, 수학 학습에 대한 필요성을 깨닫게 되었다. 뿐만 아니라, 활동 과정에서 많은 학생들이 수학 학습에 대한 즐거움과 성취감을 느끼게 됨으로써 긍정적인 수학적 성향을 형성해 나갔으며, 스스로 의지를 가지고 활동에 참여함으로써 수학학습에 집중하게 되었다. 수학동화 쓰기 활동을 하는 동안 학생들이 보여준 이와 같은 특성은 오늘날의 수학교육이 추구하고자 하는 긍정적인 측면들을 많이 보여주고 있으므로, 학교 현장에서 적극 활용해 볼 만 하다. Within the field of mathematics education there is an active movement which attempts to apply more beneficial learning activities, like mathematical writing activities, for the students. In this context, the current study attempts to identify elementary school students' cognitive and affective aspects as they participate in a novel writing activity, the 'mathematical fairy tale.' Some positive outcomes from the mathematical fairy tale writing activities were as follows: First, from these mathematical writing activities, students began to reconstruct and adapt the mathematical contents they've learned through their reflective thinking. Second, while the mathematical fairy tale writing activities were going on, the communication of mathematics was greatly animated between the students, and they could get the restudying chance about they've learned. Third, from these mathematical writing activities, many of students became discover the practical using case of the mathematical contents they've learned and they perceived the necessity of the mathematics learning. Forth, from these mathematical writing activities, most of students felt the delights of the mathematics learning and the achievement, so they indicated that their attitude for the mathematics course was changed positively. Lastly, students began to concentrate on their mathematics learning through participation in mathematical fairy tale writing activities of their own accord.
김용하,설정현 大韓成形外科學會 1997 Archives of Plastic Surgery Vol.24 No.5
Post-traumatic ocular displacement is a potential complication of orbital fracture. This article reviews the causes of this sequelae, describes the preoperative evaluation to delayed correction, surgical techniques and examines the long term results(mean 9.5 months) in 25 patients with post-traumatic ocular displacement for recent 3 years. Among many causes, initial inadequate operation with resultant deformities was the most common contributing factor in our study(56.0%). There were various patterns of initial facial bone fractures, and the orbitozygomatic fractures were the major contributing fracture pattern in post-traumatic ocular displacement(68.0%). For all patients, we evaluated carefully the three-dimensional positions of globe using facial trisquare and exophthalmometry, and the deformed orbital condition were assessed using cephalometrics, computerized tomography and three-dimensional imaging. In terms of surgical technique, orbital scar tissue was excised and released, the malunited zygomatic bone was osteotomised and repositioned in 14 cases, and then oculoplasty were done in 28 cases for the restoration of the balance between the orbital content and bony surroundings with permanent correction of traumatic ocular deformities. The results were satisfactory. The aesthetic problems were corrected or significantly improved in all patients except one(96%). In the functional results, among the 7 patients with diplopia, two were resolved and five were improved. Of 5 patients with decreased visual acuity, 3 were improved. It is concluded that most ocular displacement could be prevented if the surgeon carefully tried to reconstruct the orbit with perfect result in his first operation. And it could be a treatable problem if the surgeon considered the pathologic condition preoperatively, operated complete exposure of the facial skeleton and release of scar tissue, and provided a safe and stable correction.
우상현,정재호,이대훈,최시호,설정현 영남대학교 의과대학 1987 Yeungnam University Journal of Medicine Vol.4 No.2
저자들은 선천성 두안면기형의 재건이나 두안면골을 침범한 종양, 심한 외상으로 인한 두안면골 결손을 재건하기 위하여 최근 많이 사용되는 자가두개골 외판을 이용한 골이식술을 3예에서 시행한 결과, 전통적으로 골이식의 공여부로 사용되어 온 늑골, 경골 또는 장골 등과 비교해 볼때 많은 장점을 가지고 있으며 또한 만족할 만한 결과를 얻을 수 있었다. Bone grafts are an integral and important aspect of craniofacial reconstruction. Ribs, tibia, and iliac bone have traditionally used as donor site but each of these has various problems, however using to the calvarial bone as a donor site has several advantage. These are as follows; there are abundance of material, easy to reach the donor site through coronal incision, minimal pain of donor area less, functional inability, shorter hospitalization, no need of immobilization, hidden scarat donor site, no secondary deformity and appropriate curvature obtained properly selected. From march to December 1987, we experienced three cases of autogenous calvarial bone graft such as congenital saddle nose deformity, fibrous dysplasia on the right side frontal bone, and deviated nose. The results were very excellent without any significant complication. The detail technique of autogenous calvarial bone graft and its advantages compared with the traditional methods of bone grafts are discussed.
Inferior Dermal Flap (modified Mckissock법)을 이용한 유방축소술
설정현,우상현 영남대학교 의과대학 1987 Yeungnam University Journal of Medicine Vol.4 No.2
本 敎室에서는 유방축소술시 흔히 사용되는 vertical bipedicle dermal flap인 Mckissock法을 변형시켜, inferior dermal flap만을 利用하여 유방축소술을 시행하여 그 술기 및 결과를 비교한 결과 inferior dermal flap法이 Mckissock法보다 경피에 풍부한 혈액이 공급되고, 수술시간이 단축되며, 유두 및 유륜부의 이동이 용이하며 초거대유방에서도 적용이 가능하다는 장점을 얻었다. The goal of reduction mammaplasty is a breast with natural contour and volume, aesthetically situated scars, and a well-placed, sensate nipple and areola. The most successful techniques achieve this through the excision of tissue from the lower part of the breast based on some variation. However, the Mckissock's vertical bipedicle technique is the popular method for reduction mammaplasty. As an alternative modified Mckissock's method, we have found the use of only an inferior dermal flap with a keyhole patterns to be a simple and safe method for obtaining satisfactory aesthetic results. We have used inferior dermal flap for 4 patients recently and obtained the advantages as below compare to the Mckissock's method. 1.Rich blood supply to the broad based inferior flap. 2.More easy transposition of the nipple and areola. 3.More good operation field for resection of breast tissue. 4.Short operation time. 5.Can applied to the gigantomastia.
이대훈,우상현,최시호,설정현 영남대학교 의과대학 1988 Yeungnam University Journal of Medicine Vol.5 No.1
저자는 1986년 3월부터 1988년 2월까지 2년 동안 영남대학교 의과대학 부속병원 성형외과에 내원한 수지절단 환자 75명, 102수지에 대해 수지재접합술을 시행하여 다음과 같은 결과를 얻었다. 1. 연령별분포에서는 20대에서 가장 많이 발생하였고, 남녀의 비율은 약 5 : 1로써 남자에서 현저히 많이 발생하였다. 2. 좌·우수의 발생빈도는 비슷한 분포를 보였으나 지배수와 비지배수의 비율에서는 지배수가 2배이상 많이 발생하였다. 3. 수지별분포에서는 시지에서 가장 많이 발생하였고 그 다음으로는 중지에서 많이 발생하였다. 4. 손상의 원인으로는 압력기종류가 가장 흔하였고, 손상형태로는 좌멸창이 가장 많았다. 5. 마취방법에서는 국소마취와 전신마취가 비슷한 분포로 시행되었다. 6. zone Ⅱ절단인 경우에는 77.8%의 성공률을, zone Ⅲ의 절단인 경우에는 80%의 성공률을 나타내었다. 7. zone Ⅲ절단인 경우보다 zone Ⅱ절단인 경우에서 술후 수지기능이 더 좋았다. 8. 수지재접합술은 손상상태의 정도나 원인, 허혈시간에 관계없이 시행하였으며 환자의 재접합술에 대한 요구도 무시할 수 없는 사항이었다. Finger injuries are becoming more common with the increasing use of mechanical industrial and household appliances. Among the hand injuries, amputation is the serious disaster to the patient. Recently, application of microsurgical technique to the reattachment of ampuatated digits has been common clinical procedures. We performed microsurgical replantation to the 75 patients with 102 digits from march in 1986 to february in 1988. The following results were obtained. 1. The most common age distribution was third decade and male to female ratio was about 5:1 2. The ratio of right to left hand was about 1:1 but the dominant to non-dominant hand was about 2:1. 3. The index finger was most commonly injured and the next was middle finger. 4. The most common type of the injuries was the crushing injury and the most common vector was a kind of pressor. 5. The anesthesia was performed in equal ratio between the general and regional anesthesia. 6. The survival rate of microreplantation to the injuries of the zone Ⅱ was 77.8% and zone Ⅲ was 80%. 7. The functional result after replantation at zone Ⅱ was better than zone Ⅲ. 8. Microreplantation was performed in any case of the type of the injury, the severity of crushing and the ischemic time, and the patients requirement was an important factor.
유리 대퇴 박근판을 이용한 발꿈치 연부조직 결손의 재건례
정재호,김성호,설정현 大韓成形外科學會 1997 Archives of Plastic Surgery Vol.24 No.1
Although a variety of methods were employed for the coverage of heel defects, reconstruction of large soft tissue defects of the heel is not a simple task. Recently, free muscle flaps are frequently employed for heel reconstruction. Several muscles, such as latissimus dorsi, rectus abdominis,or gracilis muscle have been used for the reconstruction of large heel defects. Since 1994,6 cases of large heel defects were reconstructed using free gracilis flaps with split-thickness skin grafts, and the results were successful. This method is suitable for moderate to large size heel defects, except for the extensive complex defects beyond the heel territory. The major advantages are (1) relatively simple free flap (2) the volume of the muscle, after denervation atrophy, is so completely fit for the heel defect that special shoe is seldom necessary (3) donor defect is minimal, aesthetically and functionally (4) long gracilis muscle with proximal pedicle provides flexibility of shaping the heel (5) the capacity to withstand shear-force is much better than that of musculocutaneous flaps. All flaps survived completely and the results were successful. Our experiences, operative procedures and the results of maximum two years of follow-up are presented with our descriptive method for heel defects.
양측성 하악골 연장술을 이용한 Pierre-Robin 증후군 환아의 치험례
김용하,김해진,설정현 大韓成形外科學會 1999 Archives of Plastic Surgery Vol.26 No.6
The purpose of this study is to present our experience of distraction osteogenesis procedure used to improve the functional and consmetic problems of two patients associated with Pierre-Robin sequence, which is an uncommon congenital disease in combination with micrognathia, glossoptosis, and respiratory obstruction. A female child of 42 months and a male infant of 4 months suffering from pneumonia, difficult breathing, cyanosis and insomnia were admitted. We performed temporary tongue to lip dhesion by modified Routledge method and bilateral mandibular distraction. After the operation, symptoms of insomnia and impaired breathing had improved. We found an extension of the mandibular length. In addition, the posterior airway space and lower face area were expanded in the cephalometric tracing and profilogram. We report that bilateral distraction provedure could be an effective and safe method for improving of impaired breathing and cosmetic problems of patients with Pierre-Robin sequence.
정영식,최시호,설정현 大韓成形外科學會 1986 Archives of Plastic Surgery Vol.13 No.3
Kelods are abnomally healed skin wounds that develop in the subpapillary of the dermis. They are a lesion with wide, raised and deep scars. They exceed the original dimensions of the wound and grow mounds upon mounds of collagen in a pseudotumor fashion. Their treatment may take several forms such as surgery, intralesional injection of steroid, compression, superficial radiation, and combination therapy. However, absolute method is nothing until now. Recently, the cryosurgery shows relatively good effect in treatment, so we tried the clinical experience with cryosurgery in the treatment of keloids. Material and methods: During the past 2 years, we treatde 20 individuals of the keloids with severe itching and pain. The age ranged from 5 to 45 years old. Only 6 cases were biopsied before and after cryosurgery. The cryosurgery set we used was Toitu model CR 201 N₂O gas(tip temperature is -80。C) and was applied directly on the lesion about 4 to 5 minutes with slight compression. After cryosurgery in keloids, the following results were obtained: 1. It is both quick and easy method. 2. It causes little or no pain and no loss of blood. 3. Integumentary normalization is rapid. The new scar tissue smaller, and more elastic and soft. 4. The pain, itching, and paresthesia commonly associated with keloid is usually disappeared. 5. Other treatment can be used after cryosurgery. 6. Histologic picture after cryosurgery is similar with the result of steroid injection. 7. The mechanism of the cryosurgery in keloids is the result of the direct tissue destroying action and cryoimmunologic reaction.