A coupler assembly operable to releasably engage one end of a drive shaft extending from a powered driver with an intraosseous device having a first end operable to penetrate a bone and associated bone marrow, the coupler assembly comprising: an elongated core having a first end operable to be releasably engaged with a second end of the IO device; the elongated core having a second end operable to be releasably engaged with the one end of the drive shaft extending from the powered driver; a housing assembly having a first end and a second end with respective openings formed in the first end and the second end of the housing assembly, the housing assembly comprising a first housing segment and a second housing segment; the opening in the first end of the housing assembly having dimensions selected to be compatible with an exterior portion of the elongated core disposed within the opening, where the first housing segment is configured to slide along a longitudinal length of the elongated core between a first position and a second position; the second housing segment having a first end and a second end with respective openings formed in the first end and the second end of the second housing segment, where the second housing segment is configured to slide along a longitudinal length of the elongated core between a first position and a second position; a biasing mechanism disposed between an interior shoulder of the first housing segment and an exterior shoulder of the elongated core, where the biasing mechanism is operable to bias the first housing segment to the first position, where the first end of the first housing segment is disposed proximate to the first end of the elongated core when the first housing segment is biased to the first position; the interior shoulder being formed on an interior portion of the first housing segment, the exterior shoulder being disposed proximate the first end of the second housing segment, where a first end of the biasing mechanism contacts the interior shoulder and a second end of the biasing mechanism contacts the exterior shoulder; a first receptacle disposed in the first end of the elongated core at a location corresponding with a first end of the coupler assembly; and a second receptacle disposed in the second end of the elongated core at a location corresponding with a second end of the coupler assembly. an elongated core having a first end operable to be releasably engaged with a second end of the IO device; the elongated core having a second end operable to be releasably engaged with the one end of the drive shaft extending from the powered driver; a housing assembly having a first end and a second end with respective openings formed in the first end and the second end of the housing assembly, the housing assembly comprising a first housing segment and a second housing segment; the opening in the first end of the housing assembly having dimensions selected to be compatible with an exterior portion of the elongated core disposed within the opening, where the first housing segment is configured to slide along a longitudinal length of the elongated core between a first position and a second position; the second housing segment having a first end and a second end with respective openings formed in the first end and the second end of the second housing segment, where the second housing segment is configured to slide along a longitudinal length of the elongated core between a first position and a second position; a biasing mechanism disposed between an interior shoulder of the first housing segment and an exterior shoulder of the elongated core, where the biasing mechanism is operable to bias the first housing segment to the first position, where the first end of the first housing segment is disposed proximate to the first end of the elongated core when the first housing segment is biased to the first position; the interior shoulder being formed on an interior portion of the first housing segment, the exterior shoulder being disposed proximate the first end of the second housing segment, where a first end of the biasing mechanism contacts the interior shoulder and a second end of the biasing mechanism contacts the exterior shoulder; a first receptacle disposed in the first end of the elongated core at a location corresponding with a first end of the coupler assembly; and a second receptacle disposed in the second end of the elongated core at a location corresponding with a second end of the coupler assembly.