Virtual Reality and Peripheral Intravenous Catheter Insertion to Children (R3VP)

Inclusion Criteria: * Children from 6 to 11 years old requiring an intravenous catheter insertion in a pediatric day hospital at the Clermont Ferrand University Hospital. * Subjects and their parents who were informed about the study and gave informed consent * Subjects who have had local anesthetic cream for 1-5 hours at the puncture site * On the first attempt to apply intravenous catheter on the day of inclusion * Subjects and their parents able to use the self-report scales proposed in the study. Exclusion Criteria: Children from 6 to 11 : * Having a modification of pain's integration (spina bifida for example) * Having received an analgesic before the care * Requiring contact isolation * With a history of seizures or motion sickness * Born very prematurely (\< 28 SA) * Presenting a contraindication to the use of the local anesthetic cream * Presenting a contraindication to the use of the anesthetic and anxiolytic gas. * Presenting a contraindication to the use of the virtual reality mask: heart disease, epilepsy, psychiatric illness (major anxiety, post traumatic stress syndrome)