Articles

FEA model analysis of the effects of the stress distribution of saddle-type implants on the alveolar bone and the structural/physical stability of implants

As dental implants receive masticatory stress, the distribution of stress is very important to peri-implant bone homeostasis and implant survival. In this report, we created a saddle-type implant and analyzed ...

Authors: Yoon Soo Kong, Jun Woo Park and Dong Ju Choi

Bilateral congenital alveolar synechiae—a rare cause of trismus

Congenital alveolar synechiae is a rare anomaly mostly presenting in association with cleft palate. Owing to reduced mouth opening, feeding difficulties, and compromised airway in extreme cases along with pres...

Authors: Smriti Panda, Kapil Sikka, Jyotsna Punj and Suresh C. Sharma

Histologic study of bone-forming capacity on polydeoxyribonucleotide combined with demineralized dentin matrix

This study examined the osteoinductive activity of demineralized dentin matrix (DDM) from human and polydeoxyribonucleotide (PDRN) for nude mice.

Authors: Seok-Kon Kim, Chang-Kyu Huh, Jae-Hoon Lee, Kyung-Wook Kim and Moon-Young Kim

Bisphosphonate-related osteonecrosis of the jaw in metastatic breast cancer patients: a review of 25 cases

Intravenous bisphosphonates have been used in metastatic breast cancer patients to reduce pathologic bone fracture and bone pain. However, necrosis of the jaw has been reported in those who received intravenou...

Authors: Hong-Joon Kim, Tae-Jun Park and Kang-Min Ahn

A clinical evaluation of botulinum toxin-A injections in the temporomandibular disorder treatment

This study clinically evaluated the effect of botulinum toxin type A (BTX-A) in the temporomandibular disorder (TMD) treatment using Research Diagnostic Criteria for Temporomandibular Disorders (RDC/TMD).

Authors: Hyun-Suk Kim, Pil-Young Yun and Young-Kyun Kim

CAD/CAM splint based on soft tissue 3D simulation for treatment of facial asymmetry

Most cases of facial asymmetry involve yaw deformity, and determination of the yaw correction level is very difficult.

Authors: Kazuhiro Tominaga, Manabu Habu, Hiroki Tsurushima, Osamu Takahashi and Izumi Yoshioka

Retrospective study on factors affecting the prognosis in oral cancer patients who underwent surgical treatment only

This study was performed to evaluate their 5-year survival rates and identify the factors affecting the prognosis of oral cancer patients who had undergone surgical treatment only.

Authors: Byeong-Guk Kim, Jun-Hwa Kim, Myung-In Kim, Jeong Joon Han, Seunggon Jung, Min-Suk Kook, Hong-Ju Park, Sun-Youl Ryu and Hee-Kyun Oh

Computer-aided design/computer-aided manufacturing of hydroxyapatite scaffolds for bone reconstruction in jawbone atrophy: a systematic review and case report

We reviewed the biological and mechanical properties of porous hydroxyapatite (HA) compared to other synthetic materials. Computer-aided design/computer-aided manufacturing (CAD/CAM) was also evaluated to esti...

Authors: Umberto Garagiola, Roberto Grigolato, Rossano Soldo, Marco Bacchini, Gianluca Bassi, Rachele Roncucci and Sandro De Nardi

Radiographic study of the distribution of maxillary intraosseous vascular canal in Koreans

This study aimed to investigate the distribution and prevalence of intraosseous loop (anastomosis between posterior superior alveolar artery and infraorbital artery) in Koreans detected on computed tomography ...

Authors: JuHyon Lee, Nara Kang, Young-Mi Moon and Eun-Kyoung Pang

Early effect of Botox-A injection into the masseter muscle of rats: functional and histological evaluation

The purpose of this study was to evaluate the change of food intake after different dosages of botulinum toxin A (BTX) injection in the animal model. Additionally, the dimensional and histological change at 14...

Authors: Young-Min Moon, Young-Jun Kim, Min-Keun Kim, Seong-Gon Kim, HaeYong Kweon and Tae-Woo Kim

Double-layered collagen graft to the radial forearm free flap donor sites without skin graft

Radial forearm free flap is the most reliable flap for intraoral soft tissue reconstruction after cancer ablation surgery. However, unesthetic scar of the donor site and the need for a second donor site for sk...

Authors: Tae-Jun Park, Hong-Joon Kim and Kang-Min Ahn

Genioplasty using a simple CAD/CAM (computer-aided design and computer-aided manufacturing) surgical guide

The present study introduces the design and fabrication of a simple surgical guide with which to perform genioplasty.

Authors: Se-Ho Lim, Moon-Key Kim and Sang-Hoon Kang

Image-guided surgery and craniofacial applications: mastering the unseen

Image-guided surgery potentially enhances intraoperative safety and outcomes in a variety of craniomaxillofacial procedures. We explore the efficiency of one intraoperative navigation system in a single comple...

Authors: James C. Wang, Laszlo Nagy and Joshua C. Demke

Glossectomy in the severe maxillofacial vascular malformation with jaw deformity: a rare case report

In the field of oral-maxillofacial surgery, vascular malformations present in various forms. Abnormalities in the size of the tongue by vascular malformations can cause mandibular prognathism and skeletal defo...

Authors: Min-Hyeog Park, Chul-Man Kim, Dong-Young Chung and Jun-Young Paeng

Manifestation and treatment in a cleidocranial dysplasia patient with a RUNX2 (T420I) mutation

Cleidocranial dysplasia is an autosomal dominant heritable skeletal disorder. The characteristic features of cleidocranial dysplasia (CCD) may include hypoplasia of the clavicle, delayed closure of frontanelle...

Authors: Chaky Lee, Hee-sup Jung, Jin-A Baek, Dae Ho Leem and Seung-O Ko

Facelift incision and superficial musculoaponeurotic system advancement in parotidectomy: case reports

Surgical procedures for parotidectomy had been developed to gain adequate approach, prevent morbidity of nerve, and give esthetic satisfaction.

Authors: Il-Kyu Kim, Hyun-Woo Cho, Hyun-Young Cho, Ji-Hoon Seo, Dong-Hwan Lee and Seung-Hoon Park

Temporomandibular joint disorder from skull-base osteomyelitis: a case report

Skull-base osteomyelitis is a rare disease affecting the medulla of the temporal, sphenoid, and occipital bones. In general, it occurs due to external ear canal infections caused by malignant external otitis. ...

Authors: Suck-Chul Lee, Jae-Hyung Kim, Chul-Hoon Kim and Bok-Joo Kim

Retrospective study of changes in pharyngeal airway space and position of hyoid bone after mandibular setback surgery by cephalometric analysis

The posterior movement of mandible was known as the main cause of the changes in the pharyngeal airway space (PAS) and the postoperative obstructive sleep apnea (OSA). The purpose of this study was to know the...

Authors: Hyun-Woo Cho, Il-Kyu Kim, Hyun-Young Cho, Ji-Hoon Seo, Dong-Hwan Lee and Seung-Hoon Park

Reconstruction of extensive jaw defects induced by keratocystic odontogenic tumor via patient-customized devices

Keratocystic odontogenic tumors can occur in any area of the maxilla or mandible. According to their size, location, and relations with surrounding structures, they are treated by cyst enucleation or enucleati...

Authors: Seok-Yong Park, Young-Jo Shin, Chul-Hoon Kim and Bok-Joo Kim

Condylar positioning changes following unilateral sagittal split ramus osteotomy in patients with mandibular prognathism

This study was performed to evaluate three-dimensional positional change of the condyle using three-dimensional computed tomography (3D-CT) following unilateral sagittal split ramus osteotomy (USSRO) in patien...

Authors: Myung-In Kim, Jun-Hwa Kim, Seunggon Jung, Hong-Ju Park, Hee-Kyun Oh, Sun-Youl Ryu and Min-Suk Kook

Double-layered reconstruction of the nasal floor in complete cleft deformity of the primary palate using superfluous lip tissue

After cleft lip repair, many patients suffer from nasolabial fistulas, asymmetrical nasal floor, or an indistinct nostril sill, as well as intraoral wound dehiscence and subsequent scar contracture of surgical...

Authors: Young-Wook Park, Kwang-Jun Kwon and Min-Keun Kim

Long-term clinical and experimental/surface analytical studies of carbon/carbon maxillofacial implants

Over the past 30–40 years, various carbon implant materials have become more interesting, because they are well accepted by the biological environment. The traditional carbon-based polymers give rise to many c...

Authors: György Szabó, József Barabás, Sándor Bogdán, Zsolt Németh, Béla Sebők and Gábor Kiss

Positional symmetry of porion and external auditory meatus in facial asymmetry

The porion (Po) is used to construct the Frankfort horizontal (FH) plane for cephalometrics, and the external auditory meatus (EAM) is to transfer and mount the dental model with facebow. The classical assumpt...

Authors: Ji Wook Choi, Seo Yeon Jung, Hak-Jin Kim and Sang-Hwy Lee

Evaluation of bone formation and membrane degradation in guided bone regeneration using a 4-hexylresorcinol-incorporated silk fabric membrane

The aims of present study were (1) to evaluate new bone formation among the 4-hexylresorcinol (4HR)-incorporated silk fabric membrane (SFM), conventional SFM, and uncovered control groups and (2) to compare th...

Authors: Sang-Woon Lee, In Chul Um, Seong-Gon Kim and Min-Sang Cha

Treatment of pathologic fracture following postoperative radiation therapy: clinical study

Pathologic fractures are caused by diseases that lead to weakness of the bone structure. This process sometimes occurs owing to bony change after radiation therapy. Treatment of pathologic fractures may be dif...

Authors: Chul-Man Kim, Min-Hyeog Park, Seong-Won Yun and Jin-Wook Kim

Assessment of the proximity between the mandibular third molar and inferior alveolar canal using preoperative 3D-CT to prevent inferior alveolar nerve damage

The inferior alveolar nerve (IAN) may be injured during extraction of the mandibular third molar, causing severe postoperative complications. Many methods have been described for evaluating the relative positi...

Authors: Byeongmin Lee, Youngju Park, Janghoon Ahn, Jihyun Chun, Suhyun Park, Minjin Kim, Youngserk Jo, Somi Ahn, Beulha Kim and Sungbae Choi

Facial asymmetry: a case report of localized linear scleroderma patient with muscular strain and spasm

Facial asymmetry is found in patients with or without cosmetic facial alterations. Some patients have facial asymmetry that manifests underlying skeletal problems, while others have only limited soft-tissue fa...

Authors: Jae-Hyung Kim, Suck-Chul Lee, Chul-Hoon Kim and Bok-Joo Kim

Three-dimensional functional unit analysis of hemifacial microsomia mandible—a preliminary report

The aim of this study was to present three-dimensional (3D) structural characteristics of the mandible in the hemifacial microsomia. The mandible has six distinct functional units, and its architecture is the ...

Authors: Ji Wook Choi, Byung Hoon Kim, Hyung Soo Kim, Tae Hoon Yu, Bong Chul Kim and Sang-Hwy Lee

Various autogenous fresh demineralized tooth forms for alveolar socket preservation in anterior tooth extraction sites: a series of 4 cases

The aim of this study was to evaluate the clinical relevance of autogenous fresh demineralized tooth (Auto-FDT) prepared at chairside immediately after extraction for socket preservation. Teeth were processed ...

Authors: Eun-Suk Kim, In-Kyung Lee, Ji-Yeon Kang and Eun-Young Lee

Simultaneous surgery for subcondylar fracture and prominent angle of the mandible

We experienced a patient of subcondylar fracture who had a squared contour of the lower face with prominent angle of the mandible and masseter hypertrophy. Our patient was increasingly seeking esthetic improve...

Authors: Chang-Hwa Jeong, Jae-Young Ryu, Woo-Yul Lee and Hyeon-Min Kim

A comparative study on the location of the mandibular foramen in CBCT of normal occlusion and skeletal class II and III malocclusion

During the orthognathic surgery, it is important to know the exact anatomical location of the mandibular foramen to achieve successful anesthesia of inferior alveolar nerve and to prevent damage to the nerves ...

Authors: Hae-Seo Park and Jae-Hoon Lee

Prenatal ultrasonographic diagnosis of cleft lip with or without cleft palate; pitfalls and considerations

Ultrasonographic examination is widely used for screening of abnormal findings on prenatal screening. Cleft lip with or without cleft palate of the fetus can also be screened by using ultrasonography. Presence...

Authors: Dong Wook Kim, Seung-Won Chung, Hwi-Dong Jung and Young-Soo Jung

Assessment of functional improvement with temporalis myofascial flap after condylectomy in elderly patients with anterior disc displacement without reduction and an erosive condylar surface

The purpose of this study was to investigate the functional effects of temporalis myofascial flap after condylectomy, with or without disc removal, in elderly patients with anterior disc displacement (ADD) wit...

Authors: Young-Hoon Kang, Jung-Suk Bok, Bong-Wook Park, Mun-Jeoung Choi, Ji-Eun Kim and June-Ho Byun

Successful and rapid response of speech bulb reduction program combined with speech therapy in velopharyngeal dysfunction: a case report

Velopharyngeal dysfunction in cleft palate patients following the primary palate repair may result in nasal air emission, hypernasality, articulation disorder and poor intelligibility of speech. Among conserva...

Authors: Yu-Jeong Shin and Seung-O Ko

A novel method for the management of proximal segment using computer assisted simulation surgery: correct condyle head positioning and better proximal segment placement

Computer Assisted Simulation Surgery (CASS) is a reliable method that permits oral and maxillofacial surgeons to visualize the position of the maxilla and the mandible as observed in the patient. The purpose o...

Authors: Yong-Chan Lee, Hong-Bum Sohn, Sung-Keun Kim, On-Yu Bae and Jang-Ha Lee

Preliminary clinic study on computer assisted mandibular reconstruction: the positive role of surgical navigation technique

The objectives of the present study were to investigate the reliability and outcomes of computer-assisted techniques in mandibular reconstruction with a fibula flap and verify whether the surgical navigation s...

Authors: Jin-Wei Huang, Xiao-Feng Shan, Xu-Guang Lu and Zhi-Gang Cai

The evaluation of a scoring system in airway management after oral cancer surgery

The purpose of this retrospective study was to investigate the usefulness of tracheostomy scoring system in the decision of postoperative airway management in oral cancer patients.

Authors: Ho-Jin Lee, Jin-Wook Kim, So-Young Choi, Chin-Soo Kim, Tae-Geon Kwon and Jun-Youg Paeng

Development of animal model for Bisphosphonates-related osteonecrosis of the jaw (BRONJ)

The aim of this study is to develop a rat model of bisphosphonates-related osteonecrosis of the jaw (BRONJ) that would be verified with clinical, radiological and histological examination, and to confirm the i...

Authors: Hyo-Won Jang, Jin-Woo Kim and In-Ho Cha

Ultra-thin Rigid diagnostic and therapeutic arthroscopy during arthrocentesis: Development and preliminary clinical findings

Arthroscopy is useful to detect early changes in the temporomandibular joint (TMJ).

Authors: Seong-Yong Moon and Hoon Chung

Combined effect of bisphosphonate and recombinant human bone morphogenetic protein 2 on bone healing of rat calvarial defects

This study aimed to investigate new bone formation using recombinant human bone morphogenetic protein 2 (rhBMP-2) and locally applied bisphosphonate in rat calvarial defects.

Authors: Ho-Chul Kim, Jae-Min Song, Chang-Joo Kim, Sang-Yong Yoon, In-Ryoung Kim, Bong-Soo Park and Sang-Hun Shin

Erratum to: Sequential treatment for a patient with hemifacial microsomia: 10 year-long term follow up

Authors: Jeong-Seok Seo, Young-Chea Roh, Jae-Min Song, Won-Wook Song, Hwa-Sik Seong, Si-Yeob Kim, Dae-Seok Hwang and Uk-Kyu Kim

Orthognathic surgery and temporomandibular joint symptoms

The aim of this article is to review temporomandibular joint symptoms as well as the effects of orthognathic surgery(OGS) on temporomandibular joint(TMJ). The causes of temporomandibular joint disease(TMD) are...

Authors: Hwi-Dong Jung, Sang Yoon Kim, Hyung-Sik Park and Young-Soo Jung

The quantitative sensory testing is an efficient objective method for assessment of nerve injury

This study evaluated Somatosensory evoked potentials (SEP), Quantitative sensory testing (QST), and thermography as diagnostic methods for nerve injury.

Authors: Young-Kyun Kim, Pil-Young Yun, Jong-Hwa Kim, Ji-Young Lee and Won Lee

Erratum to: Selective laser melted titanium implants: a new technique for the reconstruction of extensive zygomatic complex defects

Authors: Horatiu Rotaru, Ralf Schumacher, Seong-Gon Kim and Cristian Dinu

Surgically assisted rapid palatal expansion with tent screws and a custom-made palatal expander: a case report

Rapid palatal expansion(RPE) with the tooth-born appliance is not sufficient to apply to the patients with periodontal problem or insufficient tooth anchorage, and it leads to tipping of the anchorage teeth an...

Authors: Kang-Nam Park, Chang Youn Lee, In Young Park, Jwa Young Kim and Byoungeun Yang

Effects of a botulinum toxin type A injection on the masseter muscle: An animal model study

The aim of this study was to investigate the effect of a botulinum toxin type A (BTX-A) injection in the masseter muscle using electromyography (EMG) in an animal model.

Authors: Si-Yeok Park, Young-Wook Park, Young-Jun Ji, Sung-Wook Park and Seong-Gon Kim

Clinical changes of TMD and condyle stability after two jaw surgery with and without preceding TMD treatments in class III patients

This study are to identify the symptomatic changes and condylar stability after 2 jaw surgery without preceding treatments for Temporomandibular joints(TMJ) in class III patients with the TMJ symptoms; and to ...

Authors: Sang-Yong Yoon, Jae-Min Song, Yong-Deok Kim, In-Kyo Chung and Sang-Hun Shin

Bioabsorbable osteofixation for orthognathic surgery

Orthognathic surgery requires stable fixation for uneventful healing of osteotomized bony segments and optimal remodeling. Titanium plates and screws have been accepted as the gold standard for rigid fixation ...

Authors: Young-Wook Park

Autogenous fresh demineralized tooth graft prepared at chairside for dental implant

This study aimed to evaluate the clinical usefulness of autogenous fresh demineralized tooth (auto-FDT) graft prepared at the chairside for alveolar bone grafting during dental implant surgery.

Authors: Eun-Seok Kim

Sequential treatment for a patient with hemifacial microsomia: 10 year-long term follow up

Hemifacial microsomia (HFM) is the most common craniofacial anomaly after cleft lip and cleft palate; this deformity primarily involves the facial skeleton and ear, with either underdevelopment or absence of b...

Authors: Jeong-Seok Seo, Young-Chea Roh, Jae-Min Song, Won-Wook Song, Hwa-Sik Seong, Si-Yeob Kim, Dae-Seok Hwang and Uk-Kyu Kim