A perforation member protection device (1) comprising a longitudinal geometric axis A, wherein said perforation member protection device (1) comprises a protection chamber (6) to protect at least the tip of a member of perforation, said protection device for perforation members (1) also comprises first and second members (10, 20) arranged relative to each other, said first member (10) having first and second ends (11, 12). and inner and outer surfaces (13, 14) and said second member (20) having first and second ends (21, 22) and inner and outer surfaces (23, 24) and said first member (10) being arranged to slide with respect to said second member (20) between a secure position, in which at least the tip of said drilling member is enclosed within the protection chamber (6) such as to prevent exposure of said p spread of said piercing member and an unsafe position, wherein said tip of said piercing member is disposed outside said protective chamber (6), said first member (10) is also arranged to rotate with respect to said second member (20) between a locked position and an unlocked position such that when said first member (10) is in said locked position said first member (10) cannot substantially slide along said longitudinal geometric axis (A) and when said first member (10) is in said unlocked position said first member (10) can slide along said longitudinal geometric axis (A), said perforation member protection device (1) further comprises a third member (30 ) disposed on said second member (20), said third member (30) having first and second ends (31, 32) and inner and outer surfaces (33, 34), wherein said pri mer end (31) of said third member (30) comprises a connection means (15) for connection with a first fluid container (2), characterized in that the first and second ends (21, 22) of said second member (20) are arranged longitudinally inside said first and second ends (31, 32) of said third member (30).Un dispositivo de protección de miembros de perforación
