US Patent 11857199 Surgical saw system including a reciprocating saw blade cartridge

A surgical saw system including a saw, a blade cartridge and an attachment. The saw including a housing and a reciprocating shaft. The blade cartridge that may be removably coupled to the saw includes a bar and a rack. The bar includes a first holding feature. The rack is moveably disposed within the bar, and is configured to removably couple to the reciprocating shaft of the saw. The attachment is disposed between and connecting the bar of the blade cartridge to the saw. The attachment may include a coupling feature in selective releasable engagement with the first holding feature of the bar to hold the bar static relative to the saw. The blade cartridge may also include a drive link that extends from reciprocating shaft of the saw and the rack for imparting the reciprocal motion of the reciprocating shaft to the rack.