A surgical stapling apparatus (100, 200) comprising: a housing (102, 202)； an elongated member (104, 204) extending from the housing； a tool assembly (107) supported on a distal end of the elongate member, the tool assembly including a first jaw member (108) and a second jaw member (110)； a cartridge assembly (112) releasably supported on the first jaw member, including the cartridge assembly that an acting sled (115) and a slide (160)； an anvil (111) operatively supported on the second jaw member； a drive member "D" having a working end (101) configured to move through the tool assembly when the first and second jaw members are in a closed configuration； and a lock assembly that includes a mobile latch (132) from a locked position to an unlocked position, the latch being pushed toward the locked position to engage with the working end of the drive member to prevent a distal translation of the drive member to through the tool assembly, in which the slide is configured to move the latch from the locked position to the unlocked position after the installation of an unused cartridge assembly on the first jaw member, the slide being able to be moved by the actuating member after actuation of the stapling apparatus to allow the latch to move back to the locked position, characterized in that the slide is releasably coupled with the actuation sled (115), whereby said slide is configured to disengage the action sled during the operation of the grap device ado.Un aparato de grapado quirúrgico (100, 200) que comprende: un alojamiento (102, 202)； un miembro alargado (104, 204) que se extiende desde el alojamiento； un conjunto (107) de herramienta soportado sobre un extremo distal del miembro alargado, incluyendo el conjunto de herramienta un primer miembro de mordaza (108) y un segundo miembro de mordaza (110)； un conjunto (112) de cartucho soportado de manera liberable sobre el primer miembro de mordaza, incluyendo el conjunto de cartucho que un trineo (115) de actuación y u
