A surgical apparatus, comprising: a delivery system (700, 710, 712, 716, 720, 726, 740, 742, 746, 748, 2100, 3000, 6430, 8910, 10310, 10500, 10510, 10700, 10800, 11040, 11510, 11512, 11600, 11650, 11670, 12014, 12020, 12620, 13812, 13813, 14320, 15520, 16920, 16922, 16940, 17000, 22600, 22810, 22820) having rotatable drive wires and; a self-expanding/forcibly-expanding stent (110, 112, 114, 210, 220, 3810, 4200, 4600, 6410, 7110, 12000, 12010, 12600, 12900, 13112, 13113, 13300, 13313, 13314, 13400, 13500, 13800, 14300, 15500, 15520, 14652, 14654, 20400, 20900, 23102, 23104, 23106), comprising a shape-memory material, set to a given shape and contracted with the delivery system to a reduced implantation size, the stent comprising; a selectively adjustable assembly with adjustable elements (112, 114, 210, 220, 12010, 12012, 12013, 12014, 12020, 12030, 12600, 12610, 12612, 12613, 12614, 13313, 13822, 13823, 14313, 14314, 15513, 15514, 20412, 20414) operatively connected to the drive wires such that, when the adjustable elements are adjusted by the drive wires, a configuration change in at least a portion of the stent occurs; wherein the delivery system comprises at least one drive wire motor (11600, 11610, 11650, 11652, 11653, 11654, 11655, 11656, 22820, 25100, 25102, 25310, 25312) connected to the drive wires for rotating the drive wires to forcibly expand the contracted stent; and wherein the delivery system is configured to: while rotating the drive wires, determine a torque applied to the drive wires; initially stop rotation of the drive wires based upon a value of the determined torque and when the stent has a first diameter; and after initially stopping rotation of the drive wires, repeatedly rotate and stop rotation of the drive wires using the drive wire motor to incrementally expand the stent from the first diameter to a second, final diameter. a delivery system (700, 710, 712, 716, 720, 726, 740, 742, 746, 748, 2100, 3000, 6430, 8910, 10310, 10500, 10510, 10700, 10800, 11040, 11510, 11512, 11600, 11650, 11670, 12014, 12020, 12620, 13812, 13813, 14320, 15520, 16920, 16922, 16940, 17000, 22600, 22810, 22820) having rotatable drive wires and; a self-expanding/forcibly-expanding stent (110, 112, 114, 210, 220, 3810, 4200, 4600, 6410, 7110, 12000, 12010, 12600, 12900, 13112, 13113, 13300, 13313, 13314, 13400, 13500, 13800, 14300, 15500, 15520, 14652, 14654, 20400, 20900, 23102, 23104, 23106), comprising a shape-memory material, set to a given shape and contracted with the delivery system to a reduced implantation size, the stent comprising; a selectively adjustable assembly with adjustable elements (112, 114, 210, 220, 12010, 12012, 12013, 12014, 12020, 12030, 12600, 12610, 12612, 12613, 12614, 13313, 13822, 13823, 14313, 14314, 15513, 15514, 20412, 20414) operatively connected to the drive wires such that, when the adjustable elements are adjusted by the drive wires, a configuration change in at least a portion of the stent occurs; wherein the delivery system comprises at least one drive wire motor (11600, 11610, 11650, 11652, 11653, 11654, 11655, 11656, 22820, 25100, 25102, 25310, 25312) connected to the drive wires for rotating the drive wires to forcibly expand the contracted stent; and wherein the delivery system is configured to: while rotating the drive wires, determine a torque applied to the drive wires; initially stop rotation of the drive wires based upon a value of the determined torque and when the stent has a first diameter; and after initially stopping rotation of the drive wires, repeatedly rotate and stop rotation of the drive wires using the drive wire motor to incrementally expand the stent from the first diameter to a second, final diameter. while rotating the drive wires, determine a torque applied to the drive wires; initially stop rotation of the drive wires based upon a value of the determined torque and when the stent has a first diameter; and after initially stopping rotation of the drive wires, repeatedly rotate and stop rotation of the drive wires using the drive wire motor to incrementally expand the stent from the first diameter to a second, final diameter.