Conditions
All children were given 40% nitrous oxide via a nasal mask. After 3 minutes, the site of the injection was dried with a cotton tip applicator, and topical anesthetic (Hur-ricaine, 20% benzocaine gel) was applied for 60 seconds. The dental hygienist then opened an envelope giving the anesthetic assignment, and local anesthetic was administered. The [...]

Subjects
Healthy children who needed a pulpotomy treatment in a lower primary molar and had no contraindication for local anesthetic were eligible for the study. On the day of treatment, after the initial consultation, parents of el­igible children requiring pulpotomy were approached by office staff and informed of the study; written informed consent of the parent [...]

The aim of this study was to test the hypothesis that dental pain control using infiltration/intrapapillary injection was less effective than inferior alveolar block/long buccal infiltration anesthesia in children. A total of 101 healthy children, aged 5-8 years, who had no contraindication for local anesthetic and who needed a pulpot-omy treatment and stainless steel crown [...]