| 主权项 |
1. A penetrator assembly for penetrating a bone and associated bone marrow, comprising:
a first connector having a first end and a second end; an outer penetrator extending from the second end of the first connector; the outer penetrator comprising a longitudinal passageway and a first tip; a second connector having a first end and a second end; and an inner penetrator extending from the second end of the second connector, the inner penetrator comprising a second tip, wherein the first connector is configured to engage and disengage from the second connector, wherein the inner penetrator is disposed in the longitudinal passageway of the outer penetrator when the first connector is engaged with the second connector, wherein the first tip of the outer penetrator and the second tip of the inner penetrator form at least one continuous cutting surface when the first connector is engaged with the second connector, the continuous cutting surface configured to penetrate the bone and associated bone marrow. |
