A surgical stapling device (10) for use with a surgical stapler comprising: a tool assembly that includes an anvil (14) and a cartridge assembly (16) having at least one staple, the said set of moving can be moved cartridge with respect to the anvil between spaced and approximate positions； a clamp element (20) positioned adjacent to a proximal end of the tool assembly, the clamp element being able to move from a delayed position to an advanced position to move the anvil and the cartridge assembly to the approximate position and to prevent the gap enter the proximal anvil portions and the cartridge assembly exceeds a predetermined distance； a dynamic grip element (32) positioned with the movement allowed from a delayed position to an advanced position to move the anvil and the cartridge assembly to the approximate position and to eject clips from the cartridge assembly, including the dynamic grip element an upper flange portion (36a) that meshes with an anvil surface and a lower flange portion (36b) that meshes with a surface of the cartridge assembly (16), having at least one of the upper portions (36a) and ( 36b) lower an arcuate cross section along a transverse axis to a longitudinal axis of the cartridge assembly (16).Un dispositivo (10) de grapado quirúrgico para su uso con una grapadora quirúrgica que comprende: un conjunto de herramienta que incluye un yunque (14) y un conjunto (16) de cartucho que tiene al menos una grapa, pudiendo moverse el citado conjunto de cartucho con respecto al yunque entre posiciones espaciada y aproximada； un elemento (20) pinzamiento posicionado contiguo a un extremo proximal del conjunto de herramienta, pudiendo moverse el elemento de pinzamiento desde una posición retrasada hasta una posición avanzada para mover al yunque y al conjunto de cartucho hasta la posición aproximada y para impedir que el hueco entra las porciones proximales del yunque y el conjunto de cartucho supere una distancia predeterminada； un elemento (32) de pi
