Dental braces may soon be less painful to wear. Braces are kept tight using
rubber bands, but this can injure the gums and means the braces have to be
tightened every four weeks. Now the Temple University School of Dentistry in
Philadelphia has designed braces that replace the rubber with a hatch that
swings up like a tiny garage door. Wires secured beneath the hatch give a
gentler, steadier pull and need be tightened only every 10 weeks.
More from Â鶹´«Ã½
Explore the latest news, articles and features
Popular articles
Trending Â鶹´«Ã½ articles
1
A quantum state that lasts forever may finally be within our grasp
2
Autism may have two distinct subtypes that vary by brain activity
3
Fully autonomous drones have killed human soldiers for the first time
4
Sperm have been made magnetic to allow IVF inside the body
5
The secrets to keeping your brain sharp in old age
6
Walking shark found in Papua New Guinea is new to science
7
What is a ‘normal’ memory slowdown, and when should I worry?
8
Has the answer to life's origins been hiding in our cells all along?
9
We may have finally solved cosmology's chicken-or-the-egg problem
10
Coral reefs on a remote archipelago shrugged off a massive heatwave
