A surgical retractor has a body and a socket laterally receiving a connector head. The process may acquire a lock on a memory object. A trigger pull adjustment assembly is disposed between a second pivoting end of the sear bar and the trigger housing includes a trigger pull adjustment screw mounted in a threaded passage of the trigger housing, and a sear bar return spring abutting the trigger pull adjustment screw and inserted in a portion of the threaded passage of the trigger housing. The enforcement rules are provisioned in a table element at the remote data plane element, and the table element reflects a portion of a master table element included in the network element. The invention also relates to a process for its preparation and their use and for ink jet printing containing the ink.