Corina Cristache

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Verified

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• Professor
• Professor (Full) at Carol Davila University of Medicine and Pharmacy

This study introduces a novel titanium hollow structure for mandibular reconstruction designed to optimize mechanical stability and stress distribution. A comparative evaluation with a similar polyetheretherketone (PEEK) structure is performed to assess material-specific biomechanical behavior. Methods: Finite element analysis (FEA) simulations wer...

This study introduces a novel titanium hollow structure for mandibular reconstruction, designed to optimize mechanical stability and stress distribution. A comparative evaluation with a similar polyetheretherketone (PEEK) structure is performed to assess material-specific biomechanical behavior; Methods: Finite element analysis (FEA) simulations we...

Dental caries is one of the most prevalent chronic conditions among children globally. Salivary pH monitoring, an essential diagnostic parameter, plays a critical role in understanding caries risk and oral health. This scoping review aims to evaluate the application of digital salivary pH meters in pediatric dentistry, particularly in caries diagno...

The treatment of maxillofacial defects presents significant challenges due to the complexity of facial anatomy and the diversity of affected tissues. Traditional workflows are labor-intensive, costly, and limited in customization. Recent advancements in fully digital workflows and direct 3D printing technologies offer new possibilities for improvin...

Objective This study aims to evaluate the clinical efficacy of electro‐pneumatic intracorporeal lithotripsy for the treatment of salivary gland stones. Study Design A prospective cohort study of patients diagnosed with obstructive salivary gland syndrome, where basket‐assisted sialendoscopy alone failed to remove the calculi. Setting This study w...

Mandibular reconstruction is essential for restoring both function and aesthetics after segmental resection due to tumoral pathology. This study aimed to conduct a comparative analysis of three reconstruction strategies for defects resulting from segmental mandibular resection, utilizing finite element analysis (FEA). Methods: A digital model of th...

Background: In recent years, advancements in digital dentistry have provided new opportunities for more predictable and efficient treatment options, particularly in patients with failing dentition. This study aimed to evaluate the effectiveness and accuracy of a fully digital workflow using stackable surgical templates for complete dental arch reha...

Purpose This study aimed to evaluate the impact of substrate material, esthetic material type and thickness, and cement shade on the final color reproduction of implant-supported fixed restorations. The goal was to identify optimal combinations for achieving clinically acceptable esthetic outcomes. Material and methods An in vitro study was condu...

The chapter seeks to explore the multifaceted ethical and legal aspects of digital innovations in preventive dentistry. It aims to dissect the implications of these technologies on patient rights, professional responsibilities, and the overarching goal of improving oral health outcomes. For this narrative review, articles in English were sourced fr...

Introducere În era contemporană a tehnologiei digitale, stomatologia se află într-un proces accelerat de transformare, adoptând metode inovatoare pentru îmbunătăţirea calităţii serviciilor oferite pacienţilor [1]. Unul dintre progresele remarcabile din domeniul stomatologiei este digitalizarea, care a adus cu sine o serie de avantaje semnificative...

Introducere Anxietatea, conceptualizată ca o emoţie fundamentală, esenţială proceselor adaptative ale individului, joacă un rol crucial în promovarea supravieţuirii și facilitarea funcţionării optime a organismului, acţionând ca un catalizator pentru evitarea circumstanţelor cu potenţial riscant și pentru pregătirea în faţa provocărilor iminente. D...

Introducere Inteligenţa artificială (IA), definită ca o ramură a informaticii care se concentrează pe dezvoltarea sistemelor și a tehnologiilor capabile să simuleze și să imite comportamentul uman inteligent, incluzând procesarea datelor, învăţarea automata (machine learning) si luarea de decizii pentru a rezolva probleme sau pentru a executa sarci...

Purpose: To evaluate the survival of and incidence of mechanical complications with single- and multiple-unit cement-retained posterior implant-supported restorations with custom CAD/CAM Atlantis titanium abutments (Dentsply Sirona, Charlotte, NC, USA). Materials and methods: This retrospective clinical study analysed 196 Astra Tech OsseoSpeed T...

For patients diagnosed with advanced malignant parotid tumour, radical parotidectomy with facial nerve sacrifice is part of the treatment. Multiple surgical techniques have been developed to cure facial paralysis in order to restore the function and aesthetics of the face. Despite the large number of publications over time on facial nerve reanimati...

Static guided surgery for dental implant insertion is a well-documented procedure requiring the manufacturing of a custom-made surgical guide, either teeth-supported, mucosal-supported, bone-supported, or mixed (teeth-mucosal-supported), depending on the clinical situation. The guidance of the surgical drills during implant bed preparation could be...

Additive manufacturing (AM) or additive layer manufacturing (ALM), defined by the International Organization for Standardization and American Society of Testing and Materials (ISO/ASTM 52900) as the “process of joining materials to make parts from 3D model data, usually layer upon layer, as opposed to subtractive manufacturing and formative manufac...

This investigation aimed to compare the effectiveness of the OT Equator® (Rhein, Bologna, Italy) and the Locator attachment systems used to retain early loaded implant-retained overdentures. This study was designed as a multicenter randomised controlled trial of parallel groups. After implant placement, the patients were randomised to receive OT Eq...

Introduction. The purpose of this review is to identify the ethical considerations associated with the assessment, diagnosis, and management of childhood glaucoma, also known as pediatric glaucoma. This condition, characterized by a diverse range of disorders affecting the eye's anterior segment, can lead to blindness. However, it is treatable if r...

1) Background: The temporomandibular joint (TMJ) is the most complex and one of the most important joints in the human body due to its essential roles in mastication, swallowing, breathing and speech. Several instruments have been used to track mandibular movements and register the characteristic parameters of the TMJ, among which condylography ins...

Background and Objectives: In the severely resorbed posterior mandible, implant placement requires either bone regenerative procedures, subperiosteal implants or short implant placement with drawbacks including morbidity and increased treatment costs and duration. To overcome these inconveniences, some unconventional alternatives have been suggeste...

Background: Many countries had initial success with HPV vaccination campaigns worldwide. The HPV vaccine coverage during the COVID-19 pandemic dropped consistently. The aim of our research is to assess the barriers and facilitators of the current Romanian HPV vaccination campaign. Methods: An analytical cross-sectional observational survey was c...

Purpose: To evaluate the survival of implants and abutments and the incidence of mechanical complications of single posterior implant-supported restorations using prefabricated titanium abutments. Materials and methods: This retrospective clinical study analyzed 172 Astra Tech OsseoSpeed internal hexagon implants (Dentsply Sirona) placed in 85 p...

Special Issue Information Dear Colleagues, In the last decade, both evolutionary and revolutionary trends in the field of dental materials science have been noted. Of these, the emphasis has been on the progress of smart materials used in disposable medical supplies, dental materials, implants, dressings, or oral drug delivery systems. Among such...

Background: COVID-19 vaccination started in Romania in December 2020. Child vaccination started in 2021 with children aged 12-15 years in August. For children aged 5-11 years, vaccination started in January 2022. The aim of our study was to describe COVID-19 vaccination hesitancy in Romanian children and vaccine acceptability in the general popula...

(1) Background: The standard treatment for periodontal disease, a chronic inflammatory state caused by the interaction between biofilms generated by organized oral bacteria and the local host defense response, consists of calculus and biofilm removal through mechanical debridement, associated with antimicrobial therapy that could be delivered eithe...

(1) Background: Schwannoma, a mesenchymal neoplasm derived from Schwann cells that line peripheral nerve sheaths, has a challenging diagnosis, due to the non-specific medical history and clinical examination. Nowadays, virtual reality (VR) is increasingly more used for enhancing diagnosis and for preoperative planning of surgical procedures. With V...

Background: The pterional approach for craniotomy, one of the most used surgical intervention in neurosurgery, results in a series of postoperative changes that, if they persist, affect the patient's life, social reintegration, and his/her physical and mental recovery. The aim of the present study was to develop and validate a questionnaire for in...

Background Oral rehabilitation of the atrophic mandible is, most of the time, a challenging procedure, especially in elderly patients with associated comorbidities. Case presentation This clinical report describes the rehabilitation of an extremely atrophic mandible using an overdenture supported by four splinted implants, two of which are placed...

Background: The mechanisms of periimplantitis are mostly based on biofilm-induced inflammatory lesions around dental implants. However, the host reaction, reflected by the intensity of the inflammatory response to bacterial products, is crucial for peri-implant bone destruction. The aim of this pilot study was to measure total antioxidant status (T...

(1) Background: In the lateral area of the maxilla, the alveolar bone can lose significant volume due to maxillary sinus pneumatization following teeth extractions. This preliminary study evaluated the effectiveness of a novel technique for one-stage sinus lifting and simultaneous implant placement in cases with less than 1.5 mm residual alveolar b...

Introduction. An important role in the appearance of acute or chronic infections is played by bacterial biofilms that contain several bacterial species and that develop preferentially on inert surfaces, dead tissues and medical devices. Purpose. In this material we tried to make an interesting study, regarding the adhesion capacity of microbial bio...

Introduction. Titanium and the alloys that contain this element became in the last decade of the twentieth century almost irreplaceable materials in many biomedical fields, including dentistry. Purpose. The purpose of this study is to test and evaluate the cyto- and genotoxicity of Ti4 and Ti-6Al-4V, to obtain biomaterials with antimicrobial proper...

The First World War was and is considered the most terrible conflagration of all time. Thus, over 65,000,000 soldiers made up the corps of land armies, naval and air forces, combat armies that participated in the conduct of military operations during the First World War. About 8,500,000 people died and more than 21,000,000 were injured. France was...

Sedentary behavior, both professional, occupational, and leisure, recreational, is one of the major risk factors for cardio-metabolic health and premature mortality. But we find this sedentary behavior in many of the existing professional activities in 2021, among which are the professional activities with a medical profile in the field of dentistr...

Background Implant-supported overdentures offer enhanced mechanical properties, which lead to better patient satisfaction and survival rates than conventional dentures. However, it is unclear whether these satisfaction levels and survival rates depend on the number of implants supporting the overdenture. Therefore, this systematic review aimed to c...

(1) Background: The development of a biocompatible material for direct additive manufacturing of maxillofacial extraoral prosthesis is still a challenging task. The aim of the present study was to obtain a photocurable PDMS, with nano TiO2 inclusions, for directly 3D printing of extraoral, maxillofacial prosthesis. The biocompatibility of the newly...

Edward Hartley Angle was an eminent American scientist, dentist, great inventor, being rightly considered to be the father of modern orthodontics. The great American scientist was the author of an impressive number of patents (46) and was the coordinator of 7 editions of some impressive orthodontic treatises. Thus, in this material, important data...

Introduction. Peri-implantitis is a condition of the tissues adjacent to dental implants, which can occur in patients with implant-prosthetic restorations, following inadequate prophylactic measures. However, these peri-implants, untreated or improperly treated, can lead over time to quite severe complications, which can quickly turn into emergenci...

Introduction. In order to achieve the goals of oral implantology, it is of great importance to obtain tissue integration (bone and epithelial) of dental implants. Bone integration has the role of rigidly fixing the dental implant at the level of the supporting bone, while ensuring the transfer of masticatory forces to the neighboring bone, while th...

(1) Background: Prosthetically-driven implant positioning is a prerequisite for long-term successful treatment. Transferring the planned implant position information to the clinical setting could be done using either static or dynamic guided techniques. The 3D model of the bone and surrounding structures is obtained via cone beam computed tomograph...

Introducere În ziua de astazi, tehnologia este o parte indispensabilă din viaţa noas-tra. Profitând de beneficiile ei, unele aspecte ale vieţii s-au simplificat enorm aducând un câștig mult mai mare faţă de cel financiar, acesta fiind timpul. Așadar, cu ajutorul tehnologiei putem comunica mai rapid, putem găsi informaţiile necesare cu o simplă căut...

Third molar removal surgery usually comes accompanied by postoperative discomfort, which could be influenced by the surgical approach chosen. This scoping systematic review aimed at compiling the available evidence focused on the influence of flap design, including envelope flap (EF), triangular flap (TF), and modified triangular flap (MTF), on pos...

Background: A maxillofacial prosthesis, an alternative to surgery for the rehabilitation of patients with facial disabilities (congenital or acquired due to malignant disease or trauma), are meant to replace parts of the face or missing areas of bone and soft tissue and restore oral functions such as swallowing, speech and chewing, with the main go...

Introduction. By follow-up care process is meant an individualized curative-prophylactic active medical method, which supervises, at the initiative of the doctor, categories of healthy persons - exposed to risk factors - or categories of sick persons suffering from certain conditions. Purpose. In this study, we will refer to the theoretical and pra...

Edward Hartley Angle was an eminent American scientist, dentist, great inventor, being rightly considered to be the father of modern orthodontics. The great American scientist was the author of an impressive number of patents (46) and was the coordinator of 7 editions of some impressive Orthodontic Treatises. Thus, in this material, which we struct...

Defensive dentistry, defined as dental care provided by professionals, aiming primarily to prevent the risk of litigation, has become, more and more, a popular choice among practitioners, in their daily practice, over the past decade. Being divided in “positive”, when performing unnecessary diagnostic tests or prescribing unnecessary treatment and...

The use of polymeric materials in biomedical fields, especially in dentistry , has increased due to their improved biological and mechanical properties, ease in processing, low production cost and wide applicability. The additive processing technology, allows to obtain complex shapes with a high accuracy by manufacturing the final 3D object, based...

(1) Background: Occlusal vertical dimension (OVD) in the optimal maxillo–mandibular relationship is an important parameter to establish when complex dental rehabilitation has to be done. The optimal method to measure OVD is still a challenge in everyday practice. The aim of the present study was to test the reliability of the correlation between OV...

Purpose of the study: The aim of the study is to analyze the way the disinfectants embedded in the plaster affect the setting linear dimensional stability, flexural and compressive strength of dental stone models. Material and Methods: Samples were made of type IV dental stone in which different disinfectants had been incorporated (sodium hypochlor...

The prognosis of the prosthetic rehabilitation is linked to the proper transfer of the clinical data to the dental laboratory, in the digital or conventional workflow. The aim of the present study was to compare the dimensional accuracy of analog and digitalized models, focusing on the influence of impression polymeric materials on the final digita...

In general, the treatment of dentin hyperesthesia can be performed either at home or in the dentist’s office. The therapeutic approach aims at the use of products, which decrease the excitability of pulp nociceptors or reduce the permeability of the dentin canals. The purpose of this study is to compare the efficiency in the treatment of dentin hyp...

Specifically, maintaining a prolonged sitting position is considered to be associated with an increased risk of musculoskeletal disorders in the back, neck, shoulders, arms, hands, hips, knees and legs. The purpose of this study is to generate data, which can be used to support decisions on improving the health of dental technicians, whose basic ac...

The aim of this finite element study was to analyze effect of supporting implants inclination on stress distribution in the bone for a four-unit fixed partial denture. A three-dimensional finite element model of mandibular molar section of the bone to receive implants was constructed. Three implant-supported fixed partial dentures, with null, moder...

Introduction. In general, implant-prosthetic restorations, whether they are fixed or mobile, and regardless of their location (maxillary or mandibular), imply slightly different design and conceiving criteria, compared to the conventional prosthetic restorations already known. Purpose. In this material we tried to present some general and particula...

Digital dentistry became a part of everyday practice in the dental profession. Despite of the extensive number of publications on digital dentistry, the ethical and medico-legal challenges, involved with integrating this technology in daily practice, were insufficiently addressed. The aim of the present review was to assess the impact of the digita...

Message from the Guest Editors Nanotechnology, referring to the development or application of particles with dimensions in the nanometer range, revolutionized the biomedical and dental field by improving mechanical and physical properties of materials, introducing new diagnostic modalities and targeted drug nano-delivery systems, as well as prevent...

Introduction. Prosthetic restoration of single tooth edentation produced by the loss of the permanent first molar (6-year molar), regardless of its location (maxillary or mandibular), represents a challenge for any dentist. Purpose. In this study we tried to present some theoretical and practical aspects regarding the advantages of implant-prosthet...

Introduction. The therapeutic approach of deep carious lesions in the temporary teeth represents an extremely complex problem for pediatric dentists, both in terms of their instrumentation and in terms of collaboration with children in specialized treatment, but also with their parents. Purpose. In this material we tried to present as briefly as po...

Introduction. Reliable and rigorous, the new techniques and procedures of oral implantology have rapidly evolved, having an important place in the therapeutic plan elaboration, for the prosthetic restoration of different forms of edentation, especially single tooth edentation. Purpose. Through this study we want to implement among the dental profes...

Introduction. In the growing process of each individual, there are 4 essential stages that must be very well known by the pediatric dentist, when intervening on these changes: the stage named the age immediately after birth; pre-school age; the stage of mixed dentition and the age period after 12 years. Purpose. Starting from the existence of these...

The aim of the present study was to assess the genotoxicity of three different antibacterial, antioxidant and anti-inflammatory mixtures: tetracycline (T) with metronidazole (MZ), melatonin (MEL) with hyaluronic acid (HA), and T+MZ+MEL+HA, in order to choose the best formulation to be used as topic treatment for periodontal disease. In vitro Micron...

The absence of the posterior occlusal support provided by the dental arches in the edentulous patients wearing old dentures with worn surfaces, as well as the errors associated with determining the vertical dimension of occlusion, centric relationship and occlusion plane inclination, favor the pathological positions of the condyles and alterations...

Introducere Dezvoltarea rapidă a tehnologiilor informatice în toate domeniile de activitate nu a ocolit sistemul medical. În jurul nostru aproape totul se bazează pe suport digital pornind de la telefoanele mobile, fotografiile digitale, comunicarea, stocarea informaţiilor, sistemul de evidenţă a persoanelor, sistemul bancar, etc. Cât de mult influ...

The present study aimed to assess the eighteen month follow-up patient-centered outcomes of a simple and predictable protocol for 3D-printed functional complete dentures manufactured using an improved poly(methyl methacrylate) (PMMA)-nanoTiO2. A detailed morphological and structural characterization of the PMMA-TiO2 nanocomposite, using SEM, EDX, X...

The present study aimed to assess the eighteen month follow-up patient-centered outcomes of a simple and predictable protocol for 3D-printed functional complete dentures manufactured using an improved poly(methyl methacrylate) (PMMA)-nanoTiO2. A detailed morphological and structural characterization of the PMMA-TiO2 nanocomposite, using SEM, EDX, X...

Data on the functional three-dimensional positioning of the future restoration are important for planning a prosthetic guided insertion of the dental implants. Errors can occur in the digital and analogous process of analysis, design and production of the surgical guides, possibilities of minimizing them being vital for obtaining a predictable surg...

The present work proposes a hybrid material based on a porous titanium skeleton with an accommodated complex pharmaceutical mixture of melatonin, hyaluronic acid, and antibiotics that could be applied for soft tissues’ regeneration. Direct usage of the newly developed hybrid bioactive system is dental medicine for periodontal wound treatment. The e...

Digital scanners are currently use in various fields of dentistry such as prosthodontics, dental implantology, orthodontics, with a high degree of accuracy, mostly for replacing conventional impressions. The aim of the present study was to assess the accuracy (trueness and precision) of gingival margin measurements, on virtual models obtained by in...

Digital scanners are currently use in various fields of dentistry such as prosthodontics, dental implantology, orthodontics, with a high degree of accuracy, mostly for replacing conventional impressions. The aim of the present study was to assess the accuracy (trueness and precision) of gingival margin measurements, on virtual models obtained by in...

The loss of first permanent molars, maxillary and/or mandibular, can lead in time, due to the lack of prosthetic restoration, to a series of complications, some of high gravity, which can cause not only severe difficulties in subsequent prosthetic rehabilitation, but also substantial additional costs for patients. Purpose. Thus, in this material we...

This age period after 12 years is characterized by an increase in all dimensions of all the anatomical structures of the individuals, under the influence of new factors that interfere with the general tonus of the body. Purpose. Thus, in this paper, we approached certain aspects of both theoretical and practical that may occur in the formation and...

The polymer-inorganic nanoparticles composite membranes are the latest solutions for multiple physicochemical resistance and selectivity requirements of membrane processes. This paper presents the production of polysulfone-silica microfiber grafted with titanium dioxide nanoparticles (PSf-SiO2-TiO2) composite membranes. Silica microfiber of length...

A complex formulation for topical treatment, consisting of melatonin, hyaluronic acid, tetracycline, and metronidazole mixture is proposed as periodontal disease adjunctive treatment. In order to follow the structural aspects of the active mixture, spectrophotometric methods: UV-Vis and fluorescence, have been applied. The results obtained complete...

Dental medicine is an extremely complex medical field, comprising several specialties (orthodontics and dentofacial orthopedics, prosthodontics, dental surgery, endodontics etc.), which in most cases also require the assistance of a dental nurse. Purpose. In this paper, we have tried to present a number of very interesting ergonomic aspects in the...