Results 51 to 60 of about 527,039 (267)

Computer-aided implant design for the restoration of cranial defects [PDF]

open access: yesScientific Reports 7, Article number: 4199 (2017), 2017
Patient-specific cranial implants are important and necessary in the surgery of cranial defect restoration. However, traditional methods of manual design of cranial implants are complicated and time-consuming. Our purpose is to develop a novel software named EasyCrania to design the cranial implants conveniently and efficiently.
arxiv   +1 more source

Factors influencing the sinus membrane thickness in edentulous regions: a cone-beam computed tomography study

open access: yesInternational Journal of Implant Dentistry, 2021
Background During implant treatment in the maxillary molar area, maxillary sinus floor augmentation is often performed to ameliorate the reduced alveolar bone height attributable to bone remodeling and pneumatization-induced expansion of the maxillary ...
Motohiro Munakata   +4 more
doaj   +1 more source

Tumor bed brachytherapy for locally advanced laryngeal cancer: a feasibility assessment of combination with ferromagnetic hyperthermia [PDF]

open access: yes, 2016
Purpose. To assess the feasibility of adding hyperthermia to an original method of organ-preserving brachytherapy treatment for locally advanced head and neck tumors. Methods and materials.
Bar-Ad, Voichita   +6 more
core   +2 more sources

Clinical effect of titanium⁃zirconium small⁃diameter implants in the anterior esthetic zone

open access: yes口腔疾病防治, 2019
Objective To investigate the clinical effect of a titanium⁃zirconium small⁃diameter implant in anterior teeth with bone deficiencies in the esthetic area and to provide a basis for clinical application of this implant.
LIU Dongsheng, WANG Yanmei, HE Jiacai
doaj   +1 more source

Towards Deterministic Creation of Single Photon Sources in Diamond using In-Situ Ion Counting [PDF]

open access: yesarXiv, 2021
We present an in-situ counted ion implantation experiment reducing the error on the ion number to 5 % enabling the fabrication of high-yield single photon emitter devices in wide bandgap semiconductors for quantum applications. Typical focused ion beam implantation relies on knowing the beam current and setting a pulse length of the ion pulse to define
arxiv  

Stress shielding at the bone-implant interface: influence of surface roughness and of the bone-implant contact ratio [PDF]

open access: yes, 2020
Short and long-term stabilities of cementless implants are strongly determined by the interfacial load transfer between implants and bone tissue. Stress-shielding effects arise from shear stresses due to the difference of material properties between bone and the implant.
arxiv   +1 more source

Automated deep learning for classification of dental implant radiographs using a large multi-center dataset

open access: yesScientific Reports, 2023
This study aimed to evaluate the accuracy of automated deep learning (DL) algorithm for identifying and classifying various types of dental implant systems (DIS) using a large-scale multicenter dataset.
Wonse Park, Jong-Ki Huh, Jae-Hong Lee
doaj   +1 more source

A review of implant provision for hypodontia patients within a Scottish referral centre [PDF]

open access: yes, 2017
Background: Implant treatment to replace congenitally missing teeth often involves multidisciplinary input in a secondary care environment. High quality patient care requires an in-depth knowledge of treatment requirements.
A Dasmah   +21 more
core   +1 more source

Evaluating the origin and spread of spotted lanternfly (Lycorma delicatula) in Japan

open access: yesPopulation Ecology, EarlyView.
The invasive spotted lanternfly (Lycorma delicatula) is native to China and is a serious economic pest in the Republic of Korea and the United States, though it is not considered a pest in Japan. We established a distribution map of L. delicatula in Japan through a comprehensive review of published literature and citizen science reports and analyzed ...
Matthew T. Kamiyama   +5 more
wiley   +1 more source

Effect of Different Post Materials and Adaptability on Fracture Resistance and Fracture Mode in Human Endodontically Treated Teeth

open access: yesInternational Journal of Dentistry, 2022
Objective. To investigate the effect of different post materials and adaptability on fracture resistance and fracture mode of endodontically treated teeth. Materials and Methods. Sixty extracted human mandibular premolars were selected and divided into 6
Anutara Bhaktikamala   +2 more
doaj   +1 more source

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