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Hanger로 보강된 스터드 접합부의 인장거동에 관한 실험적 연구
박휘규,김승훈,이리형,이용택,황홍순,이정희 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.1(구조계)
This paper presents the tensile behavior of the stud connection between reinforced concrete(RC) and steel members. Hanger reinforcements are placed around the studs to transfer the tensile loads to the opposite side of the concrete member. Six specimens, of which variables were arrangement details of hanger reinforcements and studs. Tensile test results show that hanger reinforcements are effective to increase tensile strength and ductility. Test tensile strengths of specimens are compared with the nominal strengths by ACI codes(ACI 318-02, ACI 349-99) and PCI 1999.
( Hui Hun Kim ),( Seung Bin Park ),( Soyoung Lee ),( Taeg Kyu Kwon ),( Tae Yong Shin ),( Pil Hoon Park ),( Seung Ho Lee ),( Sang Hyun Kim ) 영남대학교 약품개발연구소 2014 영남대학교 약품개발연구소 연구업적집 Vol.24 No.0
A great number of people are suffering from allergic inflammatory disease such as asthma, atopic dermatitis, and sinusitis. Therefore discovery of drugs for the treatment of these diseases is an important subject in human health. Putranjivain A (PJA), member of ellagitannin, is known to possess beneficial effects including anti-cancer and anti-viral activities. The aim of the present study was to elucidate whether PJA modulates the allergic inflammatory reaction and to study its possible mechanisms of action using mast cell-based in vitro and in vivo models. The study was performed in anaphylaxis mouse model and cultured mast cells. PJA inhibited the expression of pro-inflammatory cytokines in immunoglobulin E-stimulated mast cells. PJA reduced this expression by inhibiting nuclear factor (NF)-κB and nuclear factor of activated T cell. The oral administration of PJA reduced systemic and cutaneous anaphylaxis, the release of serum histamine, and the expression of the histamine H1 receptor. In addition, PJA attenuated the activation of mast cells. PJA inhibited the release of histamine from various types of mast cells by the suppression of intracellular calcium. The inhibitory activity of PJA on the allergic reaction was similar to that of disodium cromoglycate, a known anti-allergic drug. These results suggest that PJA can facilitate the prevention or treatment of allergic inflammatory diseases mediated by mast cells. ⓒ2013 Elsevier Inc. All rights reserved.
기관 삽관 중인 환자에서 Blind Protected Specimen Brushing의 역할
유희승 ( Yu Hui Seung ),홍지현 ( Hong Ji Hyeon ),윤장욱 ( Yun Jang Ug ),엄광석 ( Eom Gwang Seog ),이재명 ( Lee Jae Myeong ),김철홍 ( Kim Cheol Hong ),장승훈 ( Jang Seung Hun ),김동규 ( Kim Dong Gyu ),이명구 ( Lee Myeong Gu ),현인 대한결핵 및 호흡기학회 2003 Tuberculosis and Respiratory Diseases Vol.55 No.1
Arrow-Trerotola Device를 이용한 경피적 기계적 혈전용해술과 혈관성형술로 성공적으로 치료한 혈액투석 동정맥루 폐쇄
강병승 ( Kang Byeong Seung ),이태희 ( Lee Tae Hui ),장진혁 ( Jang Jin Hyeog ),윤희정 ( Yun Hui Jeong ),황학진 ( Hwang Hag Jin ),이재훈 ( Lee Jae Hun ),이광훈 ( Lee Gwang Hun ),박형천 ( Park Hyeong Cheon ),강신욱 ( Kang Sin Ug ) 대한신장학회 2003 Kidney Research and Clinical Practice Vol.22 No.5
Adequate care of patients with end-stage renal failure on hemodialysis requires permanent vascular access. Arteriovenous fistula obstruction due to venous thrombosis is commonly observed complication, contributing significantly to morbidity and hospitalization of dialysis patients. Percutaneous intervention using angioplasty and thrombolysis has become an accepted treatment of thrombosed vascular access and demonstrated comparable technical results and patency rates with those of surgery. Recently developed percutaneous mechanical thrombectomy (PMT) uses mechanical energy to clear thrombus percutaneously in combination with mechanical dissolution, fragmentation, and aspiration. PMT offers fast thrombus removal without complications related to thrombolytic therapy. We report a case of thrombosed hemodialysis native fistula which was successfully treated with percutaneous angioplasty and mechanical thrombolysis using newly introduced Arrow-Trerotola percutaneous thrombolytic device.
마음이론중재가 자폐범주성장애아동의 이야기 산출에 미치는 영향
홍승희(Seung Hui Hong),홍경훈(Gyung Hun Hong) 한국언어치료학회 2016 한국언어치료학회 학술발표대회 논문집 Vol.2016 No.12
Purpose: The story which is important in terms of language is closely connected with daily life and makes a special relationship with academic achievement in school age, but there are significant limitations for the children with autism spectrum disorder(ASD) to produce the story because of the defect of theory of mind. Therefore, this study wants to find whether theory of mind has an effect on producing the story by conducting theory of mind intervention for the children with ASD. Methods: Subjects are three children with ASD whose language age is between 5year and 8year and they were conducted by theory of mind intervention using multiple probe design. The data used for theory of mind was adapted of ‘Teaching Children with Autism to Mind-Read’ of Howlin, Baron-Cohen&Hadwin(1999) by Hye-ri Kim(2002) and reconstituted by researcher of this study. Intervention was conducted 3times for 5weeks, total 15 sessions. After that, calculated score of story grammar, score of subordinate clauses, percentage of subordinate clauses, total number of theory of mind related words were respectively analyzed. Results: First, the result of theory of mind is that calculated score of story grammar for all subjects is increasing. Second, the result of theory of mind is that score of subordinate clauses for all subjects is increasing. Third, the result of theory of mind is that percentage of subordinate clauses for all subjects is increasing. Fourth, the result of theory of mind is that total number of theory of mind related words for all subjects is increasing. Conclusions: It is confirmed that theory of mind is effective for children with ASD to produce story. This study has a significant point in trying theory of mind intervention to children with ASD who are defective at theory of mind. In addition, there is another significant point in improving the ability of producing story of children with ASD.
Jing Hui Feng,Seung Hwan Hwang,Youn Gil Kwak,Min-Jung Kim,Jeong Hun Jo,Soon Sung Lim,Hong Won Suh 한국식품영양과학회 2021 한국식품영양과학회 학술대회발표집 Vol.2021 No.10
Agrimonia pilosa Ledeb, as a traditional medicine, has been reported to be widely used on anti-inflammatory activity in many studies, as well as Salvia miltiorrhiza Bunge. Previously, we have reported that the mixture extract (ME) from Agrimonia pilosa Ledeb (AP) and Salvia miltiorrhiza Bunge (SM) could produce an antinociceptive effect in the gout arthritis model. Also, the Perna canaliculus extracts (PCE) has well-known anti-inflammatory and anti-arthritis effects. Then, in the present study, we aimed to investigate the potential anti-inflammatory and antinociceptive effects of the ME by using in vitro and in vivo models. At the same time, we project to compare with the PCE, which as a positive control. Results showed that both the once or continuously one-week treatment of the ME or the PCE reduced the pain threshold in a dose-dependent manner in the mono-iodoacetate (MIA)-induced arthritis model. However, we found that at the same dose of the ME and PCE, ME showed more and earlier effectiveness than the PCE. Both the ME and PCE also suppressed the plasma TNF-α, IL-6, and CRP expression in the MIA-induced arthritis model. Additionally, the release of nitric oxide (NO) and IL-6 were inhibited by the ME and the PCE in a dose-dependent manner in lipopolysaccharide (LPS)-stimulated RAW 264.7 cells. Moreover, TNF-α and MAPKs proteins expression were down-regulated by the ME and the PCE in LPS-stimulated RAW 264.7 cells. Furthermore, in the other in vivo assay, the change of ear weight in croton oil-induced ear edema model in mice was significantly reduced by treatment with the ME or the PCE at equally efficacy. Therefore, we suggest that the ME from AP and SM possesses anti-inflammatory and antinociceptive effects which indicate AP and SM could be a potential candidate for arthritis or ear edema treatment.
( Seong-hun Yu ),( Seung-rae Kim ),( Sung-hyoun Cho ),( Tae-hwa Seo ),( Young-sung Moon ),( Myeong-hui Kim ),( Hyun-jin Kim ) 대한물리의학회 2016 대한물리의학회지 Vol.11 No.3
PURPOSE: This study seeks to examine the awareness and need of home visiting physical therapy among physical therapist in Gwangju and Jeonnam province. METHODS: Survey was conducted during the continuing education on physical therapist held in Gwangju in 2015 with 297 participants. The survey questionnaire consisted of 12 questions on the characteristics of physical therapists, 8 questions regarding the awareness of home visiting physical therapy, and 7 questions on need. RESULTS: Significant differences were found regarding service period, according to categories of the inconvenience associated with commuting to/from hospitals, long-term treatment for patients, high quality treatment with intensive care, treatment at a time of patients’ choosing. The category of hospital fees reduced due to early discharge from the hospital also saw significant differences, depending on respondents’ marital status, dependent family, and service period. Providing treatment without causing discomfort to patients in front of others also saw significant differences according to physical therapist career period. Home visiting physical therapy is easier for family members to take care of patients also saw significant differences according to education and physical therapist career period. CONCLUSION: Survey indicates that physical therapist province feel the need for home visiting physical therapy in many respects. However, since as many as half of the surveyed physical therapists have only heard of home visiting physical therapy or are have no awareness of the this form of treatment, it appears that there is a need to raise awareness of home visiting physical therapy among physical therapist and introduce appropriate policies.
이중 에너지 X선 흡수계측법을 이용하여 폐경기간에 따른 골밀도 변화의 상관관계 연구
정승훈(Seung Hun Jeong),이태희(Tae Hui Lee),김동우(Dong Woo Kim) 대한방사선과학회(구 대한방사선기술학회) 2018 방사선기술과학 Vol.41 No.1
To evaluate the applicability of osteoporosis management by statistical analysis of the correlation between bone mineral density (BMD) changes after menopause by dividing the T-score of bone mineral density measured by dual energy X-ray absorptiometry do. Between January 1, 2016 and July 31, 2017, women who visited the medical center of W Medical Center were enrolled in this study. The postmenopausal period was divided into 5 groups, There were 18 patients within 5 years, 44 patients in 6~10 years, 134 patients in 11~15 years, 109 patients in 16~20 years and 21 patients in 21 years or older. And postmenopausal women. Bone mineral density (BMD) of the lumbar spine and femur was measured using a dual energy X-ray absorptiometry. The lowest value among lumbar spine 1, 2, 3 and 4 and the lowest value among the femoral neck, greater trochanter, total femur, and ward Values were measured. The statistical significance was analyzed by using bivariate correlation coefficient method and one – way ANOVA. In 326 patients who underwent BMD, the correlation between bone mineral density and postmenopausal BMD showed a negative correlation (-.159, p<. 01) with BMD of femur and BMD of lumbar spine The correlation between the meno- . . pausal period and negative (-.208, p< 01) was shown There was a significant difference (p<.012) between the postmenopausal femur bone density and the mean value of the lumbar spine BMD (p<.000). The relationship between bone mineral density (BMD) and postmenopausal women s postmenopausal status can be estimated by estimating the bone mineral density and using it as a basic data for osteoporosis management.