Dental anesthetic did not work! why?

The tooth became suddenly painful and when it keeps being flurried in the hospital, before the remedy although it is the expectation which anesthetizes, it is what, was very painful.Such a story has not been heard and you have not experienced? You explain concerning the anesthesia of the tooth.

As for applying anesthesia on beginning the gum

Unexpected it is not to be known, but because it anesthetizes in the tooth, saying, it is not the meaning which sticks the needle to the tooth.To tell the truth it is to insert the anesthesia liquid in the tooth stalk and the mucous membrane etc around the tooth, to have made soak little by little.

In this case, to lose the pain of the tooth, the anesthesia liquid which permeates from the tooth stalk, permeating to inside the bone, the entrance of the nerve of the advanced part of the root of the tooth must be blocked.

The circumstance where anesthesia is difficult to be effective

With remedy of the tooth, the occasion where it anesthetizes, when like condition below, there are times when it becomes a state where anesthesia is difficult to be effective.

* When the inflammation (pain) is strong
When being painful very, we would like to have showing the effect it does, but regrettable if the inflammation is strong, that much anesthesia becomes difficult to be effective.

* When the pus is accumulated
Because there is the action which weakens the effect of anesthesia in the pus, anesthesia becomes difficult to be effective.

* Molar under
the bottom back teeth for hard and dense bone around, anesthetic solution is less likely to penetration at the base of the teeth, there will be times when anesthesia is difficult to effectiveness compared to other parts of. it is difficult to anesthesia effectiveness for that, lower back tooth is almost. under bad conditions in the treatment of back teeth are overlapping, you encounter the scene takes a little pressure to the dentist. but even if conditions are bad, often it is possible to hear the anesthesia in a variety of ideas, you do not need to worry about excessive.

corresponding method of anesthesia is difficult if effectiveness

when i thought did not hear much anesthesia, try to convey to that effect immediately. remedy is done relatively well in general is as follows:.

increase the amount of anesthesia
of anesthetic solution, the cartridge contains a glass, this1~4you may want to add this degree.

to anesthesia directly to the nerve at the back of the dental caries
when the pain of the teeth strong, may be the anesthesia directly into the nerve through the hole in the tooth decay in rare cases. strong pain temporarily, when a little pain will disappear.

carry over to next time to interrupt the treatment
into the holes or cavities of the drug, such as, to prescribe, if you do the day again, what often goes well.

continue as it is a little patience if anesthesia is difficult to actually effectiveness, and is easier if carried over to the next without overdoing it, continued as it is also found at a stretch a little, later becomes easy when2there are two. i think judgment of a case-by-case basis only.

anesthetic state is less likely kiki, if you have too much to encounter early treatment such as tooth decay does not. it happens when most had to endure the pain until the last minute, if you are performing, such as periodic medical examination, you do not have to worry too much.