A modular implantation instrument for reliably positioning an acetabular prosthetic socket in the acetabulum of a pelvic bone during a total hip joint replacement surgery. In one example, the valve timing is adjusted to increase positive overlap during cold starting conditions, and fuel adjustments are provided to compensate for the evaporation effects of the increased residual push-back. The fluid inlet is preferably elongated in a direction along a longitudinal axis of the feed screw to enhance consistency in material flow through the cartridge. The power supply mode defines a condition of each element of the information processor to cause the external device to be chargeable. The voice message and the application of the selected voice interactive voice advertisement are sent to the receiving system. The tube and the liquid fragrance each have a refractive index, and the difference between the refractive index of the tube and the liquid fragrance is not greater than about 0.