Headphones that go over your ears can also damage your hearing if you use them too long or play music too loudly. They're just not as much of a risk as earbuds are: Having the source of the sound in your ear canal can increase a sound's volume by 6 to 9 decibels â enough to cause some serious problems.
Dental hand instruments. Instruments used for examining the mouth and teeth. Mouth mirrors are used to examine the condition of the teeth and mouth, as well as to retract the tongue and cheeks upon examination. Probesâ There are many probes available but the main types are the straight probe, Briault probe and periodontal probe.
The settings on the device can be adjusted for the patient's comfort. Once larger pieces of tarter are dislodged, the dentist will make the switch to finer hand-held instruments. Often referred to as curettes or scalers, these tools are designed to eliminate smaller deposits on the teeth and smooth the tooth surfaces.