A blood collection device (1000) is disclosed. The blood collection device (1000) comprises a catheter hub (100), said catheter hub comprising: a tubular catheter (101) attached to a catheter hub body (102) at its proximal end a catheter hub cavity (103) in fluid communication with the lumen of the tubular catheter (101) a tube (105) in fluid communication with the catheter hub cavity (103), said tube (105) extending laterally from the catheter hub body (102) a valve (106), proximally of the catheter hub cavity (103) and a drainage needle (112) arranged at an end of the tube (105), said needle being covered by a needle pierceable resealable multi-sample sleeve (109). The blood collection device (1000) also comprises a needle hub (200), said needle hub (200) comprising: an IV needle (201) extending distally from a needle hub body (202) and wherein the needle hub (200) is arranged in connection to the catheter hub (100), such that the needle (201) is slidingly arranged through said valve (106) and in the lumen of said catheter (101), such that the needle (201) may be withdrawn proximally from the catheter hub (100). A blood collection device (1000), wherein the dimensions of catheter (101) are selected such that the relationship between the length and the inner diameter of the catheter (101) is 0.18 to and 0.37 is also provided.Linvention concerne un dispositif de prélèvement sanguin (1000). Le dispositif de prélèvement sanguin (1000) comprend une embase de cathéter (100), ladite embase de cathéter comprenant : un cathéter tubulaire (101) fixé à un corps dembase de cathéter (102) au niveau de son extrémité proximale une cavité dembase de cathéter (103) en communication fluidique avec la lumière du cathéter tubulaire (101) un tube (105) en communication fluidique avec la cavité de lembase de cathéter (103), ledit tube (105) sétendant latéralement à partir du corps dembase de cathéter (102) une valve (106), dans la direction proximale de la cavité de lembase de cathé
