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Article
Open AccessInvestigating the accuracy of mandibulectomy and reconstructive surgery using 3D customized implants and surgical guides in a rabbit model
This study aimed to analyze the accuracy of the output of three-dimensional (3D) customized surgical guides and titanium implants in a rabbit model, and of mandibulectomy, reconstructive surgery, and surgical ...
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Article
Open AccessEvaluation of postoperative changes in condylar positions after orthognathic surgery using balanced orthognathic surgery system
Many studies on maintaining the condyle in a normal or anatomical position during orthognathic surgery have been conducted to stabilize surgical outcomes and prevent iatrogenic temporomandibular joint complica...
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Article
Open AccessSurgery-first approach reduces the overall treatment time without damaging long-term stability in the skeletal class III correction: a preliminary study
Compared to the conventional approach, including preoperative orthodontic preparation, the so-called surgery-first approach (SFA) seems to reduce the overall treatment time in the correction of skeletal class ...
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Article
Open AccessGreen phosphorescent organic light-emitting diode exhibiting highest external quantum efficiency with ultra-thin undoped emission layer
In this study, we report highly efficient green phosphorescent organic light-emitting diodes (OLEDs) with ultra-thin emission layers (EMLs). We use tris[2-phenylpyridinato-C2,N]iridium(III) (Ir(ppy)3), a green ph...
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Article
Open AccessTitanium mesh and pedicled buccal fat pad for the reconstruction of maxillary defect: case report
Pedicled buccal fat pad (PBFP) has been used for the reconstruction of small-sized maxillary defects but cannot be used without hard tissue support on the defect larger than 4 cm × 4 cm × 3 cm.
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Article
Open AccessEnhanced light extraction efficiency and viewing angle characteristics of microcavity OLEDs by using a diffusion layer
The viewing angle characteristics and light extraction efficiency of organic light-emitting diodes (OLEDs) with a micro-cavity structure were enhanced. This was accomplished by inserting a diffusion layer comp...
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Malar Reduction
The malar prominence has an intense influence on facial form, which plays an important role in determining the facial attractiveness. Since Onizuka first reported an intraoral approach to chisel and shave the ...
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Article
Open AccessEnhanced optical efficiency and color purity for organic light-emitting diodes by finely optimizing parameters of nanoscale low-refractive index grid
To extract the confined waveguided light in organic light-emitting diodes (OLEDs), inserting a low refractive index (RI) periodic structure between the anode and organic layer has been widely investigated as a...
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Article
Open AccessCleft missions of the Korean Association of Maxillofacial Plastic and Reconstructive Surgeons
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Article
Open AccessExtraction of Light Using Random Nanocone on Poly(vinyl-butyral) for Flexible OLEDs
In this study, we designed a smooth, highly flexible, mechanically robust poly(vinyl-butyral) (PVB)/silver nanowire (AgNW) composite transparent conducting electrode (TCE) integrated with a random nanocone (RN...
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Article
Open AccessOptical characteristics of refractive-index-matching diffusion layer in organic light-emitting diodes
We developed a diffusion layer with a refractive index-matching layer added to a transparent nanoscale polymer-based structure to obtain its effective scattering effects. The diffusion layer had higher haze wh...
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Article
Open AccessEffects of 4-Hexylresorcinol on Protein Expressions in RAW 264.7 Cells as Determined by Immunoprecipitation High Performance Liquid Chromatography
4-Hexylresorcinol (4HR) is a small organic compound that is used as an additive antiseptic and antioxidant, but its molecular properties have not been clearly elucidated. The present study explored the cellula...
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Article
Open AccessComparative study on long-term stability in mandibular sagittal split ramus osteotomy: hydroxyapatite/poly-l-lactide mesh versus titanium miniplate
Resorbable devices have recently been adopted in the field of orthognathic surgery with controversies about their postoperative skeletal stability. Hence, we determined the long-term skeletal stability of unsi...
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Article
Open AccessAg fiber/IZO Composite Electrodes: Improved Chemical and Thermal Stability and Uniform Light Emission in Flexible Organic Light-Emitting Diodes
Electrospun metal fiber is a promising flexible transparent electrode owing to its extremely long length and facile fabrication process. However, metal-fiber electrodes have problems with chemical and thermal ...
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Article
Open AccessBilateral cleft lip repair with simultaneous premaxillary setback and primary limited rhinoplasty
Functional closure of the orbicularis oris muscle and esthetic reconstruction of nasolabial components are impossible in patients with severely deformed premaxilla. Here, we review a surgical strategy for pati...
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Article
Open AccessSimple method for fabricating scattering layer using random nanoscale rods for improving optical properties of organic light-emitting diodes
We investigated a low-temperature mask-free process for preparing random nanoscale rods (RNRs) as a scattering layer. The process involves spin coating and dry etching, which are already widely applied in indu...
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Article
Open AccessLight sintering of ultra-smooth and robust silver nanowire networks embedded in poly(vinyl-butyral) for flexible OLED
A conductive, uniform, and ultra-smooth flexible transparent composite film is produced by embedding silver nanowires (AgNWs) into poly(vinyl-butyral) (PVB) without pressure or high-temperature annealing. The ...
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Article
Open AccessAnatomical repair of a bilateral Tessier No. 3 cleft by midfacial advancement
Bilateral Tessier number 3 clefts are extremely rare, and their surgical treatments have not been well established.
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Article
Open AccessUse of mandibular chin bone for alveolar bone grafting in cleft patients
We evaluated and compared the outcomes of different ossification processes in patients with alveolar cleft in whom correction was performed using endochondral bone graft or intramembranous bone graft.
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Article
Open AccessFrontal augmentation as an adjunct to orthognathic or facial contouring surgery
The dimensions and shape of the forehead determine the esthetics of the upper third of the face. Korean young people consider a broad and smooth, rounded forehead more attractive. As a result, frontal augmenta...
