The study assesses the effect of a new vibration system on pain reduction during the injection of local anesthesia. Children undergoing dental treatment are allocated to two groups; one receiving the Buzz, a vibration system and another group receiving nothing. Pain during injection of local anesthetic is assessed using a validated tool in addition to assessment of child cooperation during treatment.

Eligibility of children for inclusion into the study will be assessed followed by random sequence generation and randomization into one of the two study group and allocation concealment. Topical anaesthesia will be administered to the two groups followed by implementation of the vibration system in the test group. . Behavior and pain will assessed at the time of injection.

Inclusion Criteria:

1. Children 5-12 years of age.
2. Positive or definitely positive behavior on Frankl scale.6
3. Children receiving treatment on the dental chair.
4. Free from allergies to topical anesthetic used in the study.
5. Parental consent for child participation in the study.

Exclusion Criteria:

1. Those in need of treatment under general anesthesia will be excluded from the study.
2. Children with allergies from topical anesthesia