Results 31 to 40 of about 5,787 (270)

From Mechanoelectric Conversion to Tissue Regeneration: Translational Progress in Piezoelectric Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights recent progress in piezoelectric materials for regenerative medicine, emphasizing their ability to convert mechanical stimuli into bioelectric signals that promote tissue repair. Key discussions cover the intrinsic piezoelectric properties of biological tissues, co‐stimulation cellular mechanisms for tissue regeneration, and ...
Xinyu Wang   +3 more
wiley   +1 more source

Management of subgingival fractured tooth

open access: yesJournal of the International Clinical Dental Research Organization, 2019
Traumatized anterior teeth along with subgingival crown fractures are challenge to treat. Management of subgingival fractures includes exposing the cervical margin, above the gingiva followed by appropriate coronal restoration. The treatment modalities, which involve exposing the cervical margin, are surgical crown lengthening or by orthodontic ...
TP Chaturvedi, Nidhi Singh, Chi Koy Wang
openaire   +3 more sources

Hydraulic Fracture Propagation in Naturally Fractured Reservoirs: Complex Fracture or Fracture Networks [PDF]

open access: yes, 2019
Understanding the behavior of fluid-driven hydraulic fracture in naturally fractured reservoirs is crucial in the development of geothermal energy and unconventional reservoirs. This study presents a fully-coupled numerical model to investigate hydraulic propagation in naturally fractured reservoirs, along with a comprehensive discussion on field ...
arxiv   +1 more source

Advancements in Carbon‐Based Piezoelectric Materials: Mechanism, Classification, and Applications in Energy Science

open access: yesAdvanced Materials, EarlyView.
Carbon‐based piezoelectric materials are systematically categorized based on their structural and functional properties. The mechanisms of stress‐induced charge transfer are elucidated, and their applications are explored across three key domains: piezoelectric catalysis for energy conversion and environmental remediation, piezoelectric biomedical ...
Mude Zhu   +3 more
wiley   +1 more source

Reattachment of anterior teeth fragments – An unconventional treatment option to regain what is lost: Report of two cases

open access: yesMedical Journal of Dr. D.Y. Patil Vidyapeeth, 2019
Anterior crown fractures are a common form of traumatic dental injuries that mainly affect the maxillary incisors especially in children and adolescents. Complicated crown fractures although less common can be a challenging task to the clinician.
Vishnu Pratap Singh Rathore   +3 more
doaj   +1 more source

3D Tooth Mesh Segmentation with Simplified Mesh Cell Representation [PDF]

open access: yesarXiv, 2023
Manual tooth segmentation of 3D tooth meshes is tedious and there is variations among dentists. %Manual tooth annotation of 3D tooth meshes is a tedious task. Several deep learning based methods have been proposed to perform automatic tooth mesh segmentation.
arxiv  

Poka: A Necro‐Robot Beetle with a Measured Payload Ratio of 6847%

open access: yesAdvanced Robotics Research, EarlyView.
Here, Poka, a necro‐robot beetle with the ability to carry more than 68 times its own weight, is introduced, making it also a walking robot with the highest payload ratio measured to date. This paper is concerned with the design, manufacture and validation of ‘Poka', a novel millimetre‐scale necro‐robot aimed at bridging the performance gap between ...
Yordan Tsvetkov, Parvez Alam
wiley   +1 more source

Dental disorders in sows from Swedish commercial herds

open access: yesActa Veterinaria Scandinavica, 2020
Knowledge on dental disorders in commercial sows is limited although such conditions may have important animal welfare implications. In a pilot study, the dental and periodontal health of 58 sows (Landrace*Yorkshire-crosses) from 8 Swedish commercial pig
Anna Malmsten   +2 more
doaj   +1 more source

Study on Virtual Gear Hobbing Simulation and Gear Tooth Surface Accuracy [PDF]

open access: yesarXiv, 2023
This paper presents a digital simulation method for the hobbing process of cylindrical gears. Based on the gear generation principle, taking the professional software as the tool, the problem of virtual hobbing simulation on involute helical gears was studied, and the virtual hobbing simulation of hobbing on the whole gear was completed by using macros
arxiv  

Bionic Nanostructures Create Mechanical Signals to Mediate the Composite Structural Bone Regeneration Through Multi‐System Regulation

open access: yesAdvanced Science, EarlyView.
Inspired by the structural and functional characteristics of bone, bionic nanomaterials combined with nanotechnology can more accurately replicate stem cell niches, enabling the design of bone tissue engineering scaffolds with diverse nanoscale properties to promote stem cell migration, proliferation, and differentiation. This precise control over stem
Yangfan Pei   +11 more
wiley   +1 more source

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