evidencegaps
Primary study · included by 1 review

Effect of the new needle-free injection system on pain perception and dental anxiety during anesthesia: randomized controlled split-mouth study.

Belevcikli 2023 · Belevcikli Melek, Altan Halenur, Demir Osman · Journal of dental anesthesia and pain medicine · 2023

Included by

Comparative Evaluation of Pain Perception Between Needleless Jet Infiltration Anaesthesia and Conventional Needle Anaesthesia for Maxillary Primary Molars in Children: A Systematic Review and Meta-Analysis.
Non-Cochrane · intervention · 2026 · cited as Belevcikli 2023 · Table 2; Figure 4; reference 13
Outcome this study informsPooled effectEvidenceCertainty
Pain during injection
Needleless jet infiltration anaesthesia (INJEX) vs Conventional needle infiltration anaesthesia · During injection
SMD 0.12 [-0.37, 0.60]2 studies · 244 participantsVery low
Pain during/after treatment
Needleless jet infiltration anaesthesia (INJEX) vs Conventional needle infiltration anaesthesia · During and after treatment
SMD 0.11 [-0.14, 0.36]2 studies · 244 participantsLow

1 including review in total.