Abstract In this research, nanocomposites of poly(methyl methacrylate) (PMMA) and a mixture nano silica (SiO 2 ) zirconia (ZrO were prepared in different weight percentages the fillers to improve some properties PMMA resin be used as denture base material. The filles surface modified with coupling agent added amounts. Impact strength, transverse hardness roughness tested for both control experimental groups. results indicate that PMMA/silica/zirconia nanocomposites, 5% by types fillers, had...

Background. Implant insertion in regions with poor bone quantity, such as the posterior maxilla, is potentially associated an increased rate of implant failure. Calcium sulfate can be used coating material for commercially pure titanium (CpTi) and graft around implants when bound to eggshell powder enhance quality quantity defect regions. This study performed a torque removal test evaluate effectiveness substitute filling defects CpTi-coated coated nanocrystalline calcium sulfate. Materials...

In this research, rabbit femurs were implanted with CP Ti screws coated a combination of CaCO

ABSTRACT While polyetherketoneketone is a high‐performance thermoplastic polymer, its hydrophobicity and inertness limit bone adhesion. This study aimed to evaluate novel PEKK/CaSiO 3 /TeO 2 nanocomposite, comparing it PEKK/15 wt.% CaSiO PEKK groups. The in vitro study, involving 90 discs ( n = 30), assessed the cytotoxicity of all groups after 24, 72, 168 h. vivo animal using cylinder‐type implants evaluated osseointegration through biomechanical push‐out tests, descriptive...

Objective: The rising demand for natural medicines in pharmaceuticals has prompted scientists to investigate medicinal plants. Pumpkin seed (Cucurbita pepo L.) is a noteworthy candidate due its remarkable pharmacological qualities possible wound healing therapies. Methods: A total of twelve mature male New Zealand rabbits weighing between 1.5 and 2 kg were subjected uniform wounds on their dorsum. These then split into two groups durations 3 7 days, with 6 each group. induced the control...

The increasing requirement and use of dental implant treatments has rendered implantology indispensable in dentistry. aim this study is to determine the optimum concentration calcium silicate be incorporated into a polyetherketoneketone (PEKK) matrix used as an material enhance bioactivity mechanical properties composite compared with unmodified PEKK. In study, different weight percentage (wt%) micro-calcium (m-CS) PEKK ethanol binder. Subsequently, mixture dried forced convection oven at...

Objectives: Orthopedics and dentistry have widely utilized titanium alloys as biomaterials for dental implants, but limited research has been conducted on the fabrication of ceramic particle-reinforced Ti composites further weight reductions. The current study compared titanium–titanium diboride metal (Ti-TiB2) with pure (processed by powder metallurgy) in terms toxicity, corrosion resistance, wettability. Methods: First, cell lines a primary dermal fibroblast normal human adult (HDFa) were...

Introduction Polymethylmethacrylate (PMMA) is among the widely used materials in prosthetic dentistry. It has a simple manipulation technique, low price, and commendable esthetic output. PMMA based can be to produce less bulky economic dentures which frequently adjusted

Background. Bone healing is a complex and dynamic process that represents well-orchestrated series of biological events cellular recruitment, proliferation, differentiation. The use medicinal plants in bone has attracted increasing interest because their lower side effects. Punica granatum seed oil (PSO) contains high levels phenolic compounds, promotes osteoblast function, plays an important role remodeling. A gelatin sponge (Spongostan) hemostatic agent extensively applied as scaffolds...

Background: The best material for dental implants is polyetherketoneketone (PEKK). However, this substance neither osteoinductive nor osteoconductive, preventing direct bone apposition. Modifying the PEKK with bioactive elements like strontium hydroxyapatite one method to overcome (Sr-HA). Due technique's capacity provide better control over coating's properties, RF magnetron sputtering has been found be a particularly useful technique deposition.
 Materials and methods : With specific...

Background: The mechanical properties of 3D-printed denture base resins are crucial factors for determining the quality and performance dentures inside a patient’s mouth. Tensile strength diametral compressive two that could play significant roles in assessing suitability material. Although they measure different aspects material behavior, conceptual link exists between them terms overall resilience. Aim: This study aims to investigate correlation tensile after incorporating 2% ZrO2...

The aim of this study was to establish the optimum design and attachment combination support an overdenture with minimal stress flexing produced in alveolar bone surrounding any natural teeth and/or mini dental implants.Twelve models were included study: six main (A, B, C, D, E, F) categorized according designs prosthesis, each model further subdivided combinations into 1: Dalbo elliptic O-ring attachments only 2: flexible acrylic attachments. Vertical loads (35 N) 17.5 N lateral under...

INTRODUCTION Resilient liners, which are layered between the denture base and oral mucosa, composed of plasticized resins or silicone elastomers.[1] The heat cured auto-polymerized.[2] Long-term short-term resilient liners have differences: long-term remain for 30 days up to 12 months, whereas maintain their desirable properties 7 days.[3] indicated patients with sharp atrophied alveolar ridge, thin mucosa who could not tolerate pressure that causes pressing indenture mark.[4] main drawback...

Introduction Patients with facial defects may suffer from embarrassment and always feel constrained diminished on both physical psychological levels. Prosthetic restoration for patients suffering deformities work as a therapy considered satisfactory, all

Several impression techniques, especially in combination with computer-aided design and manufacturing (CAD/CAM), are used increasing the accuracy of dental implantology decreasing patient discomfort. The study was designed to examine digital (DI) multiple implants an intraoral scanner (IOS) compared that a conventional (CI).Four were placed teeth area #33, #36, #43 46# mandibular full-arch model. implanted model replicated by IOS CI after fitting scannable abutments over implant screws....

ABSTRACT The efficacy and osseointegration rate of an implant depend on its biocompatibility. Modern implantology seeks fast reliable osseointegration, which is essential for clinical success. objective this research was to assess the biocompatibility a titanium–titanium diboride composite (Ti‐TiB 2 ) in rabbits contrast those pure titanium (Ti). A total 64 cylindrical specimens were fabricated, consisting two sets: Ti (32 implants) Ti‐TiB implants). In study, implants implanted per tibia...

إن مجال طب الأسنان في تطور مستمر، خاصة مع تكنولوجيا الطباعة ثلاثية الأبعاد. تهدف هذه الدراسة إلى تحليل كيفية تأثير قواعد أطقم المصنوعة من مادة الراتنج الأبعاد على التوصيل الحراري، وخشونة السطح، وصلابة السطح عند إضافة أنابيب الكربون النانوية (CNTs) بنسب وزنية مختلفة. تمت الأنابيب الكربونية راتينج أكريليك قاعدة طقم المطبوع ثلاثي تم تقسيم العينات ثلاث مجموعات؛ 0.5% و0.7% بالوزن ومجموعة مراقبة أخرى لا تحتوي المضافة. خضعت جميع لاختبارات الحراري السطح. إجراء تحويلات فورييه للتحليل الطيفي للأشعة...

Polymers, being one of the most important materials in dentistry, offer great physical and mechanical qualities, as well good biocompatibility. Aim this study was done to evaluate Polyetherketoneketone polymer composite material used dental implant through tensile strength, Fourier Transform Infrared analysis FTIR, wettability). composites (Polyetherketoneketone Strontium-containing hydroxyapatite) with selected weight percentage ratios (0, 10%, 20%, 30%), were fabricated using a compression...

Introduction: We aimed to assess how the addition of nano tellurium oxide (TeO 2 ) filler particles affected elongation percentage, tensile strength, and tear strength maxillofacial silicone elastomer. Methods: Thirty samples were created by adding TeO powder (518.9 nm) at percentages 0%, 3%, 5% w/w into RTV VST-50 silicon Elongation tensile, assessed according specifications ISO 37:2017 using a computerized universal testing device. Data analyzed with one-way ANOVA Tukey’s honest...

Although the number of implants has increased gradually and consistently over years to around one million per year globally, there is still far more potential for advancement in field dental implantology which typically growing quickly. This study investigates effect nanofiller reinforcement high-performance polymer matrix enhance mechanical physical characteristics. Calcium silicate (CS)/Polyetherketoneketone (PEKK) biomedical composite (G0 as a control group) reinforced with different...

Due to the advantages over other metallic materials, such as superior corrosion resistance, excellent biocompatibility, and favorable mechanical properties, titanium, its alloys related composites, are frequently utilized in biomedical applications, particularly orthopedics dentistry. This work focuses on developing novel titanium-titanium diboride (TiB2; ceramic material) composites for dental implants where TiB2 additions were estimated be 9 wt.%. In a steel mold, Ti-TiB2 fabricated using...