The objective of this research was to compare the ability of the two most popular methods for denture cleaning to remove plaque microorganisms from dentures. Dentu-Creme abrasive denture paste and Efferdent alkaline peroxide denture-cleanser soak were selected for study. Two trials were completed in which these materials were used alone and in combination along with a no-treatment control to determine the level of recoverable plaque bacteria from removable dentures. Plaque was allowed to accumulate for 48 or 72 hours in individuals with healthy oral mucosa during which time they refrained from all denture hygiene procedures. The results of two studies following similar double-blind cross-over designs were consistent in that soaking with the denture cleanser caused a significantly greater reduction of microorganisms than did brushing with the denture paste. Further, combining brushing with the soak did not reduce the level of recoverable microorganisms significantly more than soaking alone. Overall, brushing alone did not consistently remove more microorganisms than were observed in the no-treatment group. The denture-cleanser soak displayed broad antimicrobial activity against gram-negative anaerobic rods (Fusobacterium sp.), gram-positive facultative cocci (streptococci), and gram-negative anaerobic cocci (Veillonella sp.), as well as total recoverable microorganisms, which were all equally reduced by the denture-cleanser treatment. These results support the need for use of a denture cleanser in addition to brushing with a denture paste for proper denture hygiene.
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http://dx.doi.org/10.1016/0022-3913(88)90250-8 | DOI Listing |
J Prosthet Dent
January 2025
Professor, Department of Dentistry, Federal University of Santa Catarina (UFSC), Florianópolis, SC, Brazil. Electronic address:
Statement Of Problem: Staining at the gingival margin could impact denture longevity, but the behavior of gingival colored composite resins (GCCs) in this area remains unclear.
Purpose: This in vitro study evaluated surface staining, microleakage, and push-out bond strength at the gingival margin of artificial teeth, comparing two consistencies of GCCs with two resin base materials.
Material And Methods: Specimens included artificial teeth (Ivostar; Ivoclar AG) and two acrylic resin base materials: conventional (Ondacryl; Clássico) and high-impact (Diamond D; Keystone Industries) (n=300).
Cureus
January 2025
Dentistry, King Saud University, Riyadh, SAU.
The window technique is a highly useful clinical procedure for resolving several issues while taking a final impression of a patient with a mobile or displaceable anterior maxillary ridge, also referred to as a flabby ridge. This kind of ridge is particularly problematic due to the underlying tissues lacking strength and resilience, making it challenging to achieve a solid and comfortable denture fit. This typically exacerbates the problem, as conventional pressure during impression-making induces further displacement, which reduces the impression's precision.
View Article and Find Full Text PDFJ Mech Behav Biomed Mater
November 2024
Department of Stomatology, The First Medical Center, Chinese PLA General Hospital, Beijing, 100853, China. Electronic address:
Fixed partial dentures are the primary treatment for dentition defects. Digital light processing (DLP) 3D printing technology is an advanced technique with significant advantages and potential in the field of dental restoration, particularly in cases requiring high precision and personalization. However, challenges persist in printing fixed partial dentures that meet the strength requirements for clinical applications.
View Article and Find Full Text PDFCureus
September 2024
Department of Prosthodontics, Sharad Pawar Dental College and Hospital, Wardha, IND.
Cureus
August 2024
Hematology and Oncology, Southern Illinois University School of Medicine, Springfield, USA.
Copper deficiency can mimic myelodysplastic syndrome, a group of heterogeneous hematopoietic disorders characterized by peripheral cytopenias, with potential progression to bone marrow failure and acute myeloid leukemia. We present the case of an 83-year-old female with a history of Graves' disease, early-stage hormone receptor-positive breast cancer, hypertension, and glaucoma, who presented with fatigue and progressive lower extremity weakness. Laboratory tests revealed macrocytic anemia, neutropenia, and lymphopenia, with normal platelet counts.
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