Needle free valve device (1) for controlling the flow of fluid in a pathway, the device (1) being operable in a closed and in an open configuration and comprising a first component (3), a second component (9),a locking means configured to selectively engage the first component (3) with the second component (9) in the open configuration when the first component (3) is displaced in an opening direction (23) along a valve axis toward the second component (9) or in the closed configuration when the first component (3) is displaced against the opening direction (23) away from the second component (9), and a sealing component (15) having a resilient portion (19), the resilient portion (19) comprising at least one slit (26) and engaging the second component (9) to provide a seal in the closed configuration, wherein the resilient portion (19) is adapted to move, buckle or flex to enable fluid flow through the at least one slit (26) upon application of a mechanical force of the second component (9) on the resilient portion (19) against the opening direction (23) when assuming the open configuration, and wherein the resilient portion (19) is adapted to return the valve device (1) to the closed configuration when the mechanical force is no longer applied.Linvention concerne un dispositif de valve sans aiguille (1) pour commander lécoulement de fluide dans un passage, le dispositif (1) étant actionnable dans une configuration fermée et une configuration ouverte et comprenant un premier élément (3), un second élément (9), un moyen de verrouillage configuré pour accoupler sélectivement le premier élément (3) au second élément (9) dans la configuration ouverte, lorsque le premier élément (3) se déplace dans une direction douverture (23) le long dun axe de valve vers le second élément (9), ou dans la configuration fermée lorsque le premier élément (3) se déplace contre la direction douverture (3) à lopposé du second élément (9), et un élément détanchéité (15) ayant une partie élast
