U.S., Sept. 5 -- ClinicalTrials.gov registry received information related to the study (NCT07156032) titled 'Effect of Starpen Injection Device Versus Conventional Syringe During Anesthesia and Extraction of Primary Molars' on Aug. 22.

Brief Summary: To evaluate the effect of Starpen device on pain perception during anesthesia and extraction of maxillary primary molars.

Study Start Date: Jan., 2026

Study Type: INTERVENTIONAL

Condition: Pain Perception of the New Device

Intervention: DEVICE: Starpen automatic injection device

Starpen device will be used on high speed 45-150s with the conventional carpule of articaine HCL 4% with 1:100,000 epinephrine and short needle

PROCEDURE: conventional syringe

injection will be done using conv...