Nabeel Ahmed

• Saveetha Institute of Medical and technical sciences

Aim The following study aims to systematically review the quality and survival of indirect composite resin and ceramic in fixed restorations. Materials and Methods Only clinical studies conducted were assessed, and the success and survival of the restorations were noted. The systematic review was registered at the National Institute of Health Rese...

Background: Indirect restorations are a staple restorative option in dentistry due to their versatility, exceptional aesthetics, and desirable strength and longevity. Metal ceramics and all ceramics are the material of choice for permanent restorations but come with certain disadvantages, such as chipping, fracture, and wear of the antagonist tooth...

Introduction: Interim restorations are essential in restorative dentistry, serving as temporary solutions until permanent restorations can be placed. Polymethyl methacrylate (PMMA) is a promising solution for customizing teeth for removable dentures to match the exact requirements of patients. The color stability of these restorations is critical f...

Introduction Zygomatic implants (ZIs) have emerged as a promising option for rehabilitating completely edentulous patients with severe maxillary atrophy. These implants anchor into the zygomatic bone, bypassing the need for extensive grafting procedures. Success rates in dental and craniofacial implant surgeries can be influenced by several surgica...

Introduction Surface roughness (Ra) significantly impacts the aesthetic and functional qualities of dental prosthetics. Traditional polishing involves pumice, a material routinely used in dental practice. This study introduces Algishine as a potential cost-effective eco-friendly alternative. Materials and methods A 3D design software (Geomagic) cre...

Introduction: Conventionally fabricated denture base resins have been used for over 150 years. Newer denture base resins can provide a superior fit and may be customized to the patient's characteristics, but the literature on their cleansibility remains limited. The oral cavity can be a hub for thousands of microflora. The maintenance of complete d...

Introduction The main reason veneered zirconia restorations fail is due to porcelain veneer chipping. This chipping usually starts from wear marks on the chewing surface. As a result, small cracks under the contact area can grow into larger ones across the veneer layer. The veneer ceramic layer is more vulnerable to fractures because it has lower t...

Objectives: This study aimed to compare the physical and mechanical properties of four denture base materials: Polyan IC (PA), milled polymethylmethacrylate (PMMA), three-dimensional (3D)-printed resin (3DP), and SR Ivocap (SR). Methods: Ninety-six samples were prepared and divided into four groups as follows. Group A consisted of 3DP (Asiga DentaB...

Introduction Over the years, implant therapy has been a commonly used treatment option for individuals who are partially or totally edentulous, with a long-term success rate of over 90%. With significant advancements in biomaterials and technology, implant dentistry can now conduct prosthetic rehabilitations in the majority of patients catering to...

Introduction The prevalence of adults with partially dental arches is expected to be more than imagined and patients requiring replacement of missing teeth are slowly increasing in number too. Removable partial dentures are known to provide for substantial replacement for the missing teeth with also added advantages when compared to fixed or implan...

Background In dentistry, there is a growing preference for computer-aided design and computer-aided manufacturing (CAD/CAM) systems over traditional laboratory procedures. However, there is not much literature comparing various CAD/CAM materials. Thus, this study aimed to assess and compare the color stability and hardness of gingival and tooth col...

The impression-taking process used to create a complete denture prosthesis is one of the major variables impacting the treatment's result. The selective-pressure technique is the most widely acknowledged of the several impression philosophies that have been put out over time by various authors. In this method, stresses are directed judiciously to b...

AIM : The aim of this short study was to assess a crucial property that must be inherent in dental materials in order to be used reliably. MATERIALS AND METHODS: According to ISO standardisation, 40 rectangular samples of PEEK (Group A) and indirect composite (Group B), each with 20 in each group, measuring 20 x 5 x 2.5 mm, were created. Of these,...

A tooth that does not erupt into the dental arch during the anticipated developmental window is said to be impacted. A supernumerary tooth (ST) would be any dentition or odontogenic entity that grows from a tooth germ more often than is typical for a particular area of the dental arch (ST). The study's goal is to determine how commonly impacted sup...

Background: Tooth wear is a condition that occurs when the outer layer of the tooth, known as the enamel, wears away over time due to various factors. Occlusal wear, occlusal load, and electromyography (EMG) activity are interrelated concepts in dentistry. However, this relationship is complicated by number of confounding factors like patient's hab...

Tooth loss is an undesirable condition that leads to functional, esthetic and social damage, having an impact on an individual's quality of life. Dental implants are man-made tooth root replacements that are increasingly used to replace a missing tooth. It is important to gather demographic data in order to take precautions before the possible fail...

Decision for precision! The first stage in creating an accurate, passively fitting prosthesis is to replicate the intraoral relationship of implants using impression methods. The technique and the impression material utilized are the key elements that influence the accuracy of the implant imprint. The goal of this study was to assess the accuracy o...

Comparative analysis of weld strength of nickel-chromium and cobalt-chromium base metal alloys when submitted to tungsten inert gas welding Abstract Long span base metal alloy fixed prosthesis and partial dental prosthesis frameworks most often require welding for better fit and adaptation. The type of metal alloys used and its effect on the weld s...

Implant dentistry's emergence and acceptance have provided physicians with a wide range of new options for fixed and removable rehabilitation. The eventual replacement of the lost tooth is the ultimate success, and this can be accomplished using recognized prosthodontic methods. The present study aims to evaluate the time and dimensional accuracy o...

Oral surgical procedures constitute a very important part in the broad scope of general dentistry. This necessitates a significant need for dental students to know about the suture materials. This study aims to assess the awareness of Vicryl suture material in dental surgical procedures. The descriptive survey was attended among 237 dental students...

Stitch abscesses are abscesses that develop following surgical procedures as a result of suture infections. Because of nonabsorbable sutures, the material reacts with connective tissue, generating adhesions around the stitch. The use of this type of material increases the risk of infection. The aim of this study was to establish awareness on the ma...

Opioids like fentanyl are used both alone and in combination with other drugs to induce anesthesia and treat pain. It is also combined with heroin or cocaine when used recreationally. It starts acting quickly, and its effects usually wear off within 2 h. A typical pharmaceutical strategy for controlling the physical pain and psychological discomfor...

The antibacterial, antiviral, and anticancer properties of ivermectin make it a wonder drug with a wide range of possible applications. It works against a variety of microorganisms, including viruses. Ivermectin has a wide range of antiviral effects, according to in vivo research in animal models. Because ivermectin is involved in a range of biolog...

D-dimer molecules are formed by the degradation of cross-linked fibrin during the process of fibrinolysis. The formation of D-dimer requires the activity of activated factor XIII (factor XIIIa), plasmin, and thrombin. To assess the awareness about D-dimer assay among dental students. A cross-sectional study was done among 100 dental practitioners t...

In a partial or entirely independent jaw, oral implantology is a technique in dentistry used to enhance the function of mastication, esthetics, and phonation. An important diagnostic aspect for the effectiveness of implant therapy is the stability of the implants. This study aims to measure dental professionals' and dental students' knowledge of re...

Computer-aided design/computer-aided manufacturing (CAD/CAM) systems have gained popularity over the traditional laboratory procedures in dentistry. In the conventional metal casting technique by burnout of a pattern, instead of using a wax pattern (which has several disadvantages), milled polymethyl methacrylate (PMMA) and 3D-printed resin pattern...

Ritonavir's pharmacodynamics raise questions regarding whether medication concentrations high enough to block the SARS-CoV-2 proteases can be obtained. Ritonavir may have a therapeutic benefit at any stage of the disease, although pharmacodynamic issues and the absence of clinical benefit data among hospitalized COVID-19 patients cast doubt on this...

Edentulism is a condition associated with age, and the outcome of prosthodontic treatment depends on a number of dental and nondental factors. In complete denture therapy, patient satisfaction is a key objective and various other variables affect this parameter. The ability to foresee its preferences may assist dentists in making informed treatment...

Equinox (Group 3). Osteotomy drilling for collection of bone particles was performed on each lateral portion of the mandibles. Thus a total of 6 osteotomies were done for each group. The bone particles stuck to the flutes of the drills were collected by scraping into a small container. The bone particles were sieved serially using two sieves of siz...

This study evaluates the immediate bone level changes around different implant systems from placement to 3 months post - operative radiographically. The assessment of bone loss at the crestal module level of different implant systems relates the findings to the image on a radiograph. The purpose of this study was to evaluate the immediate changes t...

The implant-abutment connection is one of the most important factors for prosthesis stability. Moreover, restorations fabricated using CAD/CAM systems are more durable, marginally adaptive, aesthetically pleasing, and faster in fabrication as compared to the conventional restorations. The objective of this study was to retrospectively evaluate the...