The purpose of this study was to evaluate the effectiveness autogenous tooth bone graft materials.Hundred implants in 51 patients were selected, and received maxillary sinus augmentation implant placement using materials at Chosun University Dental Hospital Seoul National Bundang between July 2009 November 2010.In cases alone, or together with other material, survival rate 96.15%. On histomorphologic examination, showed gradual resorption new formation through osteoconduction...

The purpose of this study was to compare the predictability new bone formation using an autologous concentrated growth factor (CGF) graft alone and platelet alone.Four bony defects 8 mm were formed, 3.7- × 10-mm implants placed in right femur. platelet-rich fibrin (PRF), CGF, synthetic grafted defect area. Enzyme linked immunosorbent assay quantitative analysis microscopic fibrinogen structure performed.At 4 weeks, comparisons each experimental group showed a significant difference between...

Objectives This study aimed to examine the impact of a ‘problem-solving discussion and practice-based’ Theory Practice Play class on pre-service teachers' playfulness, play perception, teaching efficacy, as well explore thoughts course. Methods The was conducted over 13 weeks, from March 19, 2024, June 4, with 25 teachers enrolled in ‘Theory Play’ during first semester 2024 at A University located Seoul. Pre- post-tests were administered assess changes efficacy before after participating...

Postharvest diseases cause considerable losses to harvested fruits and vegetables worldwide. In addition various treatments control postharvest caused by pathogens, the global trend is shifting toward more ecofriendly alternatives safer human health. Thus far, main approach disease has mostly relied on use of chemicals. However, intense chemical fungicides side effects such as environmental issues evolution fungicide‐resistant isolates. With increasing demand for non‐chemicals, ionizing...

[Purpose] This study evaluated the changes in balance ability and obstacle gait after lumbar stabilization exercise Nintendo Wii(TM) Sports elderly at risk for falls. [Subjects Methods] Twenty-four women with falls were randomly divided into control, exercise, Wii groups. Static was measured by Berg Balance Scale functional reach test, dynamic timed up-and-go negotiation function crossing velocity maximum vertical heel clearance. [Results] Both groups showed significant improvements compared...

The aim of the present study was to investigate licochalcone-E (Lico-E)-induced apoptosis and associated apoptotic signaling pathway in FaDu cells, a human pharyngeal squamous carcinoma cell line. Treatment with Lico‑E exhibited significant cytotoxicity on cells concentration‑dependent manner. IC50 value Lico-E ~50 µM. increased number dead cells. Furthermore, chromatin condensation, which is death, observed treated for 24 h. By contrast, did not produce or increase when applied normal oral...

본 연구는 환자가 느끼는 자신의 주관적 구강보건영향지수(OHIP-14; Oral Health Impact Profile-14)와 전신건강지수(THI; Todai Index)를 사용하여, 구강보건이 전신건강과 삶의 질(QOL; Quality of Life)에 어떤 영향을 미치는지 알아보고 구강질환 예방과 구강보건 향상을 위한 프로그램을 개발에 필요한 기초 자료를 제공하여 지역사회주민의 건강과 질을 증진하고자 한다. 구강건강상태에 따른 OHIP를 분석한 결과 자가 인식 구강 건강상태는 전 영역에서 유의한 차이가 있었고, 총 점수가 건강한 편이 4.33으로 유의하게 높았다. THI를 구강건강상태는 영역에 걸쳐 있었으며, 점수에서는 매우건강 한 3.83으로 QOL을 구강건강상태에서는 사회적 영역을 제외한 점수는 3.39로 가장 This study adopted two instruments, i.e. Profile-14 (OHIP-14: index patient's subjective...

Purpose: Bone quality at the implant site has a significant effect on success and prognosis of implants. The purpose this article was to evaluate several methods used in evaluating bone discuss advantages disadvantages. Methods: search made using PubMed database about quantitative computed tomography (QCT), cone-beam computerized (QCBCT), dual energy x-ray absorptiometry (DXA) scans, resistance force against hands surgeon, assessment torque drill, initial fixed value implant, fractal...

The purpose of this study was to evaluate the effect tooth ash and platelet-rich plasma (PRP), fibrin (PRF) grafts into bone defects around implants on formation. Six adult dogs were used as experimental subjects. Graft materials create a particulate material. Forty-eight tapered-type implants, 3.7 mm in diameter, 10 length, with surface treated hydroxyapatite (HA) coating, implant fixtures. Using trephine bur, four formed placed femurs dogs. Bone not performed control group. Tooth grafted...

Distinct seasons and diverse tree species characterize temperate deciduous forests in NE Asia, but large areas of have been converted to conifer plantations. This study was conducted understand the effects on leaf litter decomposition a forest. Using litterbag method, rate nitrogen, phosphorous, carbon dynamics Mongolian oak (Quercus mongolica), Korean pine (Pinus koraiensis), their mixed were compared for 24 months stand, an adjacent plantation, oak—Korean stand. The rates all types...

Use pattern of forest resources for people has changed from outdoor recreational to human health promotion; about 12.8 million now visit recreation forests every year and 61% the total populations are aware effectiveness healing.Background healing was strengthening scientific evidence through investment in research development conducting national plans, revision laws relation policy.Forest policy diverse meanings owners, local residents, public, government.Forest certain limitations;...

Abstract In this study, the effects of gamma irradiation on resistance pear fruit against Penicillium expansum , causal agent blue mould disease, were investigated. A low dose for 14 days increased disease and firmness fruits. Remarkably, exposure to 200 Gy significantly maintained firmness, markedly reduced incidence enhanced activity defence‐related enzymes (e.g., β‐1,3‐glucanase, phenylalanine ammonia lyase, peroxidase polyphenol oxidase) expression pathogenesis‐related ( PR ) genes ‐1 ‐3...

Background . Early childhood caries is a widely prevalent disease throughout the world. It necessary to treat this condition in early childhood; however, child behavior management may be particularly challenging during treatment. To overcome challenge, we used Carigel remove and RelyX Unicem resin cement for strip crown restoration. not only has desired aesthetic effect but also more effective primary teeth, which are shorter period than permanent teeth are. Case Presentation We report case...

To analyze the success and survival rates of Osstem GSII (Osstem, Busan, Korea) implant in type IV bone.A prospective, multicenter (5 centers) study was conducted by examining relationship between rates, several patient surgical parameters. The implants were placed 82 patients who visited nationwide dental hospitals clinics 2007 2008, followed clinical radiographic analyses.In bone, 93.23% 95.83%, respectively. maxillary premolar mandibular anterior tooth areas showed 100%. most widely used...

The purpose of this study was to evaluate retrospectively the stability Dentis implant with Periotest.In total, 36 patients and 88 implants were investigated. Periotest used measure stability, a periapical view taken immediately after surgery again after, 3 months 6 5 years prosthesis placement. Bone loss on view, bone quality according tactile sensation, area installation assessed.The mean value (PTV) -1.02, rate (bone loss/fixture length × 100) at placement 8.42%. PTV higher more (types...

본 연구는 치위생교육을 통해 형성된 치위생(학)과 학생의 전공만족도와 전문직관 정도를 파악하고 상관관계를 분석하여 치위생전문직관 형성교육에 필요한 자료를 제공하기 위해 조사하여 분석한 결과 다음과 같은 결론을 얻었다. 1. 전공만족도는 인식만족이 가장 높았으며, 교과만족이 낮은 것으로 나타났다. 2. 3.51점으로 나타났으며, 성적이 높은 학생일수록, 종합병원 및 대학병원에 취업을 원하는 학생일수록 전공만족도가 나타났다(p<0.01, p<0.05). 3. 전문직관은 치위생의 독자성이 사회적 인식이 4. 3.48점으로 전문직관이 나타났다(p<0.05). 5. 전문직관의 관계는 높을수록 나타났다(p<0.001). 결론적으로 학생들의 긍정적인 확립을 전공만족도를 높일 수 있도록 학업성취도 향상과 졸업 후 취업에 대한 비젼을 제시할 있는 다양한 노력이 필요하다고 사료된다. The purpose of this study was to examine the satisfaction...

This study compared the impact of implant surface treatment on stability and osseointegration implants in dog mandibles.Six adult dogs received a total 48 that were prepared using four different treatments; resorbable blast media (RBM), hydroxyapatite (HA), hydrothermal-treated HA, sand blasting acid etching (SLA). Implants installed, separated into 2- 4-week groups. Implant was evaluated via Periotest M, Osstell Mentor, removal torque analyzers. A histomorphometric analysis also...

The fracture of dental implants is a rare occurrence in clinical settings. Possible causes implant include design or production flaws, overloaded occlusion force, location, metal fatigue, and bone resorption around the implant. This study reports on successful removal reimplantation fractured implants.

[Purpose] The aim of the present study was to investigate effects core stability exercise (CSE) on physical and psychological functions elderly women while negotiating general obstacles. [Subjects Methods] After allocating 10 each training group control group, we carried out Performance-Oriented Mobility Assessment (POMA) measured crossing velocity (CV), maximum vertical heel clearance (MVHC), knee flexion angle for assessing performances. We evaluated depression fear falling functions....

The purpose of this study was to evaluate the ability new bone formation deproteinized bovine (Bio-Oss) and mineralized allogenic (Tutoplast).Sixty rats were divided into control experimental groups (groups 1 2): group, unfilled control; group 1, Bio-Oss; 2, Tutoplast, respectively. animals killed after 6 12 weeks, newly formed analyzed histomorphometrically.In some in rim defect area. In thinner than adjacent normal bone, Bio-Oss particles observed. showed a pattern gradual fusion with as...

Background and objective: Recently, there has been an increasing need for relaxation familiarity with nature in residential living spaces faced daily by urban residents, leading to a growing social interest gardens. The aim of this study was determine how gardens city provide physical benefits, comparing cases Korea overseas.Methods: We used the keywords “garden” “city” Korea, “urban,” “garden,” “green” overseas. then determined Korean overseas research trends analyzing...