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Dentistry news

Dentistry

Countries agree to end mercury tooth fillings by 2034

Countries agreed Friday to phase out the use of mercury-based dental amalgams in tooth fillings by 2034, in a move that will change dentistry around the world.

Neuroscience

Over-the-counter painkillers match or surpass opioids for dental surgery in all adults, analysis confirms

Over-the-counter pain medications work as well or better than opioids after wisdom tooth extraction for both men and women, according to a Rutgers Health-led follow-up to a landmark paper on comparative pain relief.

Dentistry

Countries call for mercury dental fillings ban by 2030

Multiple countries including the United States called Monday for a worldwide ban on mercury-based dental amalgams by 2030, at a meeting of signatories to a treaty on limiting the toxic metal.

Medical research

Scientists find cells that know when, where and how to grow teeth

Tooth development is a dynamic process that involves the stages of the bud, the cap, and the bell, followed by root development and subsequent tooth formation. Processes such as the bud-to-cap transition are mediated by epithelial-mesenchymal ...

Medications

Antidepressants show promise for alleviating jaw pain

Certain antidepressants can help alleviate chronic jaw pain caused by temporomandibular disorders (TMDs), according to a research review by a team of researchers with expertise in dentistry and pharmacy published in the Journal ...

Dentistry

AI-assisted growth prediction advances orthodontics

Orthodontic treatment is most effective when timed to coincide with a child's growth peak. Traditionally, clinicians estimate growth by examining X-ray images of the cervical vertebrae—the neck bones visible in routine ...

Dentistry

The protein that prevents loose teeth

A frequent problem in orthodontic practice is that the teeth do not remain in their new positions. Can a protein prevent teeth from moving in the mouth?

Dentistry

Why get a filling when you could print a new smile?

Twinges. Painful teeth. About one in 10 people suffer from dental sensitivity caused by worn enamel. But rather than providing short-term solutions like special toothpastes or fillings, new techniques could print whole new ...

Dentistry

Guidelines for fluoride intake—are they appropriate?

The appropriate use of fluoride has transformed oral health over the past 70 years, in part due to the guidelines created for fluoride intake. Recently, researchers are questioning these longstanding guidelines which served ...

Dentistry

Nanotechnology could redefine oral surgery

A trip to the dentist or orthodontist usually instills a sense of dread in most patients, and that's before the exam even begins. Add to that the fear of oral surgery with a painful recovery, and many people will avoid these ...

Health

Developing new dental devices for the elderly

Thirty years ago, Stephen Shuman, D.D.S., M.S., never would have imagined he'd be working with aerospace engineers on oral health issues. Now, the associate professor in the School of Dentistry works with them on a regular ...

Dentistry

Reduced dental anxiety among children with internet-based CBT

Researchers at Karolinska Institutet have developed an accessible therapy for children and adolescents suffering from dental phobia. The study, published in the Journal of Medical Internet Research, shows that guided internet-based ...

Dentistry

Cavity prevention approach effectively reduces tooth decay

A scientifically based approach that includes a tooth-decay risk assessment, aggressive preventive measures and conservative restorations can dramatically reduce decay in community dental practices, according to a study by ...

Dentistry

Adhesives developed to prevent bracket stains on teeth

Researchers from Valencia, London and Sul, Brazil, have performed research to develop adhesive materials that will prevent white stains from appearing on the teeth of people who use brackets.

Dentistry

Blasting dental plaque with microbubbles

Tooth loss can cause many inconveniences. Dental implants such as crowns, however, have allowed people to overcome most of these and live a better quality of life. But just like normal teeth, dental implants require proper ...

Dentistry

Do girls have stronger teeth than boys?

What if you hardly ever consume soft drinks or eat anything acidic, but still have dental erosion on your teeth? Do genes play a role? And does it matter if you are a boy or a girl?

Dentistry

Oral care guidelines can improve quality of oral health care

(HealthDay)—Development and implementation of standardized oral care treatment and referral guidelines can improve the overall quality of oral health practice for older sub-acute patients, according to a study published ...

Dentistry

Painless dental lasers can render teeth cavity-resistant

Almost as soon as lasers were invented in the 1960s, curious dentists wondered if these powerful forms of light could be used on teeth, though those early lasers were much too crude for any useful dental work.

Dentistry

Dental filling failure linked to smoking, drinking and genetics

New research shows that people who drink alcohol or men who smoke are more likely to suffer a failed dental filling. Strikingly, the research team also found that a genetic difference in some patients is associated with increased ...

Dentistry

How caries-causing bacteria can survive in dental plaque

Cariogenic bacteria live in biofilm and attack dental enamel by converting sugar and starch into acids that dissolve out calcium from the enamel. This process can cause caries. The dissolution of calcium increases the concentration ...