A saw blade cartridge (10, 110, 210) for use with a surgical device, the saw blade cartridge (10, 110, 210) comprising: a guide bar (11, 111, 211) including a distal portion (20, 120, 220) and a proximal portion (18, 118, 218), the guide bar (11, 111, 211) comprising: a first plate (12, 112, 212); a second plate (14, 114, 214); and an inner plate (16, 116, 216) disposed partially between the first (12, 112, 212) and the second (14, 114, 214) plates, the inner plate (16, 116, 216) defining a pivot surface; a blade (70, 170, 270) at least partially disposed between the first (12, 112, 212) and the second (14, 114, 214) plates, the blade (70, 170, 270) comprising: a blade body (72, 172, 272) including a proximal end and a distal end; and a blade head (74, 174, 274) disposed on the distal end of the blade body (72, 172, 272), the blade head (74, 174, 274) formed with teeth (76, 78, 176, 178, 276, 278), wherein the proximal end of the blade body (72, 172, 272) abuts the pivot surface; wherein the proximal portion (18, 118, 218) defines a proximal end (18A, 18B, 18C); wherein one of the first (12, 112, 212) and second (14, 114, 214) plates define a first outer edge, wherein the inner plate (16, 116, 216) defines a second outer edge, the second outer edge tapering outwardly from the proximal end (18A, 18B, 18C) to the distal end of the proximal portion (18, 118, 218) such that the second outer edge assists in aligning the saw blade cartridge (10, 110, 210) with the surgical device, characterized in that the second outer edge extends beyond the first outer edge defined by one of the first (12, 112, 212) and second (14, 114, 214) plates. a guide bar (11, 111, 211) including a distal portion (20, 120, 220) and a proximal portion (18, 118, 218), the guide bar (11, 111, 211) comprising: a first plate (12, 112, 212); a second plate (14, 114, 214); and an inner plate (16, 116, 216) disposed partially between the first (12, 112, 212) and the second (14, 114, 214) plates, the inner plate (16, 116, 216) defining a pivot surface; a first plate (12, 112, 212); a second plate (14, 114, 214); and an inner plate (16, 116, 216) disposed partially between the first (12, 112, 212) and the second (14, 114, 214) plates, the inner plate (16, 116, 216) defining a pivot surface; a blade (70, 170, 270) at least partially disposed between the first (12, 112, 212) and the second (14, 114, 214) plates, the blade (70, 170, 270) comprising: a blade body (72, 172, 272) including a proximal end and a distal end; and a blade head (74, 174, 274) disposed on the distal end of the blade body (72, 172, 272), the blade head (74, 174, 274) formed with teeth (76, 78, 176, 178, 276, 278), wherein the proximal end of the blade body (72, 172, 272) abuts the pivot surface; wherein the proximal portion (18, 118, 218) defines a proximal end (18A, 18B, 18C); wherein one of the first (12, 112, 212) and second (14, 114, 214) plates define a first outer edge, wherein the inner plate (16, 116, 216) defines a second outer edge, the second outer edge tapering outwardly from the proximal end (18A, 18B, 18C) to the distal end of the proximal portion (18, 118, 218) such that the second outer edge assists in aligning the saw blade cartridge (10, 110, 210) with the surgical device, characterized in that the second outer edge extends beyond the first outer edge defined by one of the first (12, 112, 212) and second (14, 114, 214) plates. a blade body (72, 172, 272) including a proximal end and a distal end; and a blade head (74, 174, 274) disposed on the distal end of the blade body (72, 172, 272), the blade head (74, 174, 274) formed with teeth (76, 78, 176, 178, 276, 278), wherein the proximal end of the blade body (72, 172, 272) abuts the pivot surface; wherein the proximal portion (18, 118, 218) defines a proximal end (18A, 18B, 18C); wherein one of the first (12, 112, 212) and second (14, 114, 214) plates define a first outer edge, wherein the inner plate (16, 116, 216) defines a second outer edge, the second outer edge tapering outwardly from the proximal end (18A, 18B, 18C) to the distal end of the proximal portion (18, 118, 218) such that the second outer edge assists in aligning the saw blade cartridge (10, 110, 210) with the surgical device, characterized in that the second outer edge extends beyond the first outer edge defined by one of the first (12, 112, 212) and second (14, 114, 214) plates.