Patent ID: 8906028

Claim:
A bone graft insertion apparatus comprising: a hollow tube constructed to receive bone graft, said hollow tube having an extended axis and a proximal end and a distal end, said hollow tube having a generally uniform interior rectangular cross-section from said proximal end to said distal end, said distal end having an interior tapered surface, said distal end having two symmetrical lateral openings, said two symmetrical lateral openings of an oval racetrack shape comprising two pairs of edges wherein a first pair of edges are straight and a second pair of edges are semi-circular; and a plunger adapted for inserting into said proximal end of said hollow tube along the extended axis, said plunger having a distal end exterior surface of rectangular cross-section contoured to said interior rectangular cross-section of said hollow tube, said plunger distal end exterior surface forming a congruent fit with said hollow tube uniform interior cross-section, wherein the distal end of said plunger is configured to remain always proximal to the distal end of said hollow tube when said plunger is inserted into said hollow tube, wherein said hollow tube and said plunger are configured to deliver bone graft material into a surgical site through the two symmetrical lateral openings when the plunger is advanced from the proximal end to the distal end of the hollow tube along the extended axis.