A medical device comprising: a handle (16)； an end effector assembly (12)； and a member connecting the handle to the end effector assembly (13), wherein the end effector assembly includes at least one end effector (114) having a tang (100) defining a mounting hole (185) configured to receive one of a wire (15) and an axle (187), wherein the tang includes a portion disposed around the mounting hole that has a thickness greater than a thickness of other portions of the tang, and wherein a section of the tang (111) defining a through hole (113) is folded so that the through hole is substantially aligned with the mounting hole.
