Effect of the mastoid cavity and external auditory canal volume changes in sound transmission
The experiment on the fresh human temporal bone to evaluate the role of mastoid process pneumatic system in the sound transmission after different type of mastoid surgery. Characteristics of the study of amplitude responses in the comparative aspect.
Подобные документы
Eliminate infection from the root canal system and the periradicular tissues. Periradicular surgery is an option of endodontic re-treatment when root canal treatment and re-treatment fails. Reviews the use of re-surgery in the treatment of failed cases.
статья, добавлен 10.12.2013The search for methods of influence on reparative osteogenesis is an urgent issue today in modern dentistry. The goal of our study was to find effective osteoregenerative drugs for the elimination of jaw defects. The production of xenografts.
статья, добавлен 26.12.2023Evidence of tubercle transmission during all modes of travel: by air, by land, and by sea. Analises the efficiency of transmission of a given disease vary greatly from one person to another or even vary within an individual from one day to the next.
статья, добавлен 11.03.2014Method of repositioning, type of splint, length of splinting and the use of antibiotics. Stratified analysis of clinical factors as they relate to pulp necrosis, root resorption, marginal bone loss. Kaplan–Meier survival analysis of repositioning methods.
статья, добавлен 10.12.2013Description of how to model diseases using a microsimulation agentbased model on the example of COVID-19. The role of household transmission. Why contact tracing is so important. How the detection of mild cases contributes to the control of the epidemic.
статья, добавлен 03.07.2023Studying the first diagnosed of smear- and culture-positive tuberculosis. Determining a tuberculin skin test. Limited transmission of Mycobacterium tuberculosis from a potentially highly infectious passenger to other persons during extended travel.
статья, добавлен 11.03.2014The main stages of the recovery process integrity of bone in the case of instability of bone fragments and a significant distance between them. Factors affecting proliferation, differentiation of osteogenic cells, synthesis of extracellular matrix.
статья, добавлен 27.12.2016Microbiota of the oral cavity. The healthy oral cavity. Root canal infection. Biofilm on root surfaces. Bacteria in perapical lesions. Microbiota of refractory lesions. The main microorganisms isolated from mucosa, alveolar bone and periapical lesion.
статья, добавлен 10.12.2013The role of physical exercises in stimulating skeletal muscles in vivo, which leads to the release of myokines and causes their effect in the treatment of the musculoskeletal system. The relationship between the level of irisin and the state of health.
статья, добавлен 12.12.2023Main characteristics of chelator preparations and the critical examination of the extensive literature on the their effectiveness. Clinical results on the application and the order in which the chelator should be used. The results of the dental surgery.
статья, добавлен 05.03.2013General characteristics of the root anatomy. Familiarity with the features of the instrument, using a dental surgery. Analysis of features of the use of dentin-bonding techniques. Compomers role in surgical dentistry. Preliminary stages of restoration.
книга, добавлен 10.12.2013Clinical criteria and additional technical examinations used in patient selection for antireflux surgery are lacking. Recommendations in selection of patients for antireflux surgery. Grading of recommendations assessment, development, evaluation system.
статья, добавлен 01.04.2020Osteogenic potential of calcium hydroxide and other materials in soft tissue. Calcium hydroxide as an bone inducer in rats. Ultrastructural study of initial calcification in the rat: subcutaneous tissues elicited by a root canal filling material.
статья, добавлен 05.03.2013- 14. Methodical approach to the study of intersystem interaction of human cardiovascular system and brain
Electroencephalography like one of the main tools that allow to investigate brain and heart function without resorting radical surgical methods. Characteristics of the role of the functional mobility in psycho-physiological functions of a person.
статья, добавлен 29.10.2020 Characteristics of the uninfected root canal surface. Extirpated pulp and SEM view of pulp separating from dentine surface with odontoblastic processes. Mechanical properties of dentine in teeth with vital and non-vital pulps. Effect on canal contents.
статья, добавлен 10.12.2013The purpose of study was the reaction of the circulatory system for spontaneous breath in patients with normotensive type of reaction to dosed physical load. Was used a modern method of spiroarteriocardiorhytmography study of the cardiorespiratory system.
статья, добавлен 27.09.2018The role of alpha oscillations in protecting important information from distractions while performing a task on working memory. The ability to efficiently filter relevant from irrelevant information supports. Study of the activity of the cerebral cortex.
статья, добавлен 27.08.2020General characteristics and milestones for bone access, curettage, biopsy and root isolation. The concept and principles of periradicular surgery, the methods and techniques. Removal of bone and root tip. Assessment of the results of the operation.
статья, добавлен 10.12.2013Structure of the human circulatory system, structure of the heart. Features of blood circulation, the role of the heart in this process. Disorders of Circulatory System. The concept of blood pressure, systolic, diastolic pressure. Blood Clotting Problems.
презентация, добавлен 28.09.2017Relationship of root apices to cortical and cancellous bone. Visualization of lesions in bone. Radiological features of apical periodontitis. Changes during healing of chronic apical periodontitis. Adjacent structures: maxillary sinus, nasal cavity.
статья, добавлен 10.12.2013Stem cells application in neural system injuries. The determination of the level of tissue damage in hippocampus after in vitro model of ischemia and to investigate the effect of bone marrow MMSСs in non-contact co-culture with ischemic neural tissue.
статья, добавлен 28.02.2016An electroencephalogram signal that is produced by neurons in the cerebral cortex. The issue of wireless transmission of EEG signals and the subsequent application of wavelet transform for time-frequency analysis of the electrical signal of the brain.
статья, добавлен 29.08.2021Development of effective techniques for removing the effects of gunshot wounds. Study of the features of the pathomorphosis of the colon in the case of fire inflammatory injuries. Assessment of the volume of hemorrhages of blood vessels of bullet damage.
статья, добавлен 26.02.2023Search for effective materials for endoprosthesis. Reducing the risk of infectious lesions and the development of aseptic instability after filling bone defects with calcium phosphate cement. Characteristic properties of allotransplants and autografts.
статья, добавлен 26.02.2023Effect of continuous ultrasonic irrigation on postoperative pain in mandibular molars with nonvital pulps: a randomized clinical trial. Micro-computed tomographic evaluation of root canal system cleaning. Technologies to improve root canal disinfection.
статья, добавлен 21.04.2018