was one such tool to which many patients were fearful.
During surgery, the dental drill
became loose and slid down her throat, causing the patient to swallow it.
The prototype device works in much the same was as those noise-canceling headphones so popular for airplane use, though it's specially designed to deal with the very high pitch of the dental drill
The dental drill
hitting an under-novacained nerve.
Similar to a dental drill
, the tool was not originally designed for rework, but it is ideal for it.
Meanwhile, a mouth's owner remains blissfully unaware of the assaults and counterassaults, unless the acid actually carves out a cavity that needs a dental drill
The makers also hope it will allay the fears of children who will eventually never encounter a dental drill
Compared to the traditional dental drill
, lasers may cause less pain and thereby reduces the need for anaesthesia.
It has been reported that exposure to noise levels above 85.0 dB for more than 8 hours causes noise-induced hearing loss.10 Noise such as that from a dental drill
is very uncomfortable to the patients14 and potentially harmful for dental staff.15 Kilpatrick16 proposed a number of sounds in the dental office that may be hazardous to the dentists' hearing:
Artists inject ink into a customer's skin with the help of a tattoo machine, which sounds alarmingly like a dental drill
. The machine moves a sterile needle up and down to pierce the skin - about 50 to 300 times per minute.
By the way, folks, I was reading this week that scientists have developed a gadget to block out the noise of the dental drill
for nervous patients.