Results 121 to 130 of about 1,430,822 (386)

Impaired healing following implant placement surgery: A case report of a modern‐day manifestation of scurvy

open access: yesClinical Advances in Periodontics, EarlyView.
Abstract Background Delayed wound healing following implant placement surgery is an uncommon complication, usually attributed to systemic (smoking and alcohol), local (severely inflamed tissues), or technical (poor suturing) factors. However, delayed wound healing after implant placement caused by severe hypovitaminosis C has not been previously ...
Gregor‐Georg Zafiropoulos   +2 more
wiley   +1 more source

Prediction model of gear tooth flank fracture considering interfacial friction

open access: yesJixie qiangdu
Under the fatigue loading condition, tooth flank fracture, crack source initiated at the subsurface position, is a subsurface fatigue failure. The failure mode is closely related to the local material strength and local stress state at the internal ...
ZHI YanFeng   +7 more
doaj  

Minimally Intervention Treatment For Root Fracture With Pulp Exposure

open access: yesInternational Dental Journal
Introduction: This case report describes a minimal intervention treatment for root fracture with pulp exposure due to a complicated crown-root fracture in a young permanent incisor.
Beining Liao, Zhao Dan
doaj   +1 more source

Dentist perspective on knowledge and practice toward Ellis class 3 tooth fracture: A survey. [PDF]

open access: yesJ Adv Pharm Technol Res, 2022
Imtiaz T   +3 more
europepmc   +1 more source

Homo heidelbergensis: The Tool to Our Success [PDF]

open access: yes, 2016
Homo heidelbergensis, a physiological variant of the species Homo sapien, is an extinct species that existed in both Europe and parts of Asia from 700,000 years ago to roughly 300,000 years ago (carbon dating). This “subspecies” of Homo sapiens, as it is
Burkard, Alexander
core   +1 more source

Advances in Triboelectric Nanogenerators With Rotating Structure

open access: yesCarbon Energy, EarlyView.
The rotating TENG has been widely studied for its superiorities of simple structure, high efficiency, and stable output. This review introduced the four different principles of rotating TENG and offered a thorough summary for performance and application research through three‐level classification. Importantly, the current existing problems, challenges,
Chuguo Zhang   +4 more
wiley   +1 more source

Reattachment of fractured tooth fragment: A case report

open access: green, 2021
Manjari Kishore   +5 more
openalex   +2 more sources

Bonding with Self-Etching Primers - Pumice or Pre-Etch? An In Vitro Study [PDF]

open access: yes, 2010
The objective of this study was to compare the shear bond strengths (SBS) of orthodontic brackets bonded with self-etching primer using different enamel surface preparations. A 2-by-2 factorial study design was used. Sixty human premolars were harvested,
Fitzgerald, Ian J.
core   +1 more source

Carbonate sedimentology: An evolved discipline

open access: yesThe Depositional Record, EarlyView.
Abstract Although admired and examined since antiquity, carbonate sediment and rock research really began with Charles Darwin who, during a discovery phase, studied, documented and interpreted their nature in the mid‐19th century. The modern discipline, however, really began after World War II and evolved in two distinct phases.
Noel P. James, Peir K. Pufahl
wiley   +1 more source

Tooth in the line of fracture: Its prognosis and its effects on healing

open access: yesIndian Journal of Dental Research, 2011
Aims and Objective: The aim of this prospective study was to compare the postoperative results of mandibular angle fracture cases treated by open reduction and internal fixation wherein the third molar in the line of fracture was preserved in one group ...
Sachin Rai, Raghvendra Pradhan
doaj   +1 more source

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