Yes, there is a needle, and yes it does have to go through your tissues, however over the many years of practice
With the use of a good topical anesthetic paste that is left on the injection site for at least 1 minute, then using anesthetic that has been warmed up first, so there is no thermal irritation
The other crucial factor to keep everything painless, is to then inject the anesthetic solution very slowly. This then causes little or no discomfort to the tissues from the pressure of the fluid being introduced.
Modern Local anesthetic agents are now also much more potent and effective. They produce profound numbness very quickly.
We still hear people saying that in the past, the injection hurts more than the drilling, or that they had the injection, and it didn’t work anyway. These situations are now ancient history ,and simply just not true.
If you are ever feeling pain while we are working on you, we will stop immediately and remedy the situation.
It is very rare that anyone has to endure painful dentistry when good techniques are used.