A fluid administration medical apparatus (110) comprising: a catheter tube (114)； a hub (212) having a distal section (234) and a proximal section (36), wherein the distal section (234) is joined to the catheter tube (114) and the proximal section (136) defines a housing (124)； one or more ports (158) connected to the hub (212) by a fluid passage (262) through a passageway (272)； a needle (220) extending through the hub (212) and the catheter tube (114) and defining an axial direction (X), wherein the needle (220) has opposite proximal and distal ends (22, 24), the distal end (122) forming a needle tip (130)； a needle hub (116) attached to the proximal end (124) of 5 the needle (220)； a needle guard (226) slidably arranged on the needle (20), wherein the needle guard (226) is movably retained in the housing (248) of the hub (212) when the needle (220) extends through the hub (212) and the catheter tube (114), wherein the needle guard (226) is removable from the hub (212) once the needle tip (130) is received in the needle guard (226) upon withdrawal of the needle (220) from the catheter tube (114)； and wherein the hub (212) is made of two parts i.e. first part (212b) and second part (212a) each of the parts (212a, 212b) having a distal end section (150) and a proximal end section (152).L'invention concerne un appareil médical d'administration de fluide (110) comprenant : un tube de cathéter (114)； une embase (212) comportant une section distale (234) et une section proximale (36), la section distale (234) étant reliée au tube de cathéter (114) et la section proximale (136) 0 délimitant un logement (124)； un ou plusieurs orifices (158) reliés à l'embase (212) par un conduit de fluide (262) à travers un passage (272)； une aiguille (220) se prolongeant à travers l'embase (212) et le tube de cathéter (114) et définissant une direction axiale (X), l'aiguille (220) comportant des extrémités proximale et distale opposées (22, 24), l'extrémité distale (122) formant une poin
