Electronic lockout selections for a surgical system
A method of adjusting a staple parameter of a surgical stapling instrument is disclosed. The method includes determining, by a control circuit of the surgical stapling instrument, a first stroke length for a first staple driver of the surgical stapling instrument to drive a first row of staples of a circular stapling head assembly of the surgical stapling instrument; detecting, by the control circuit, a malformed staple in the first row of staples; adjusting, by the control circuit, the staple parameter, based on the detection of the malformed staple; and determining, by the control circuit, a second stroke length for a second staple driver of the surgical stapling instrument to drive a second row of staples of the circular stapling head assembly.
1 . A surgical system, comprising:
a stapling end effector, comprising:
a first jaw structured to receive a staple cartridge;
a second jaw, wherein at least one of said first jaw and said second jaw is movable between an open position and a closed position;
an end effector condition sensor; and
a control circuit comprising a motor, wherein the control circuit is to:
communicably couple to the end effector condition sensor;
receive an input from the end effector condition sensor, wherein the input is indicative of an end effector condition during a stapling operation;
determine a parameter associated with the stapling end effector during the stapling operation based on the input; and
compare the parameter to a plurality of graduated thresholds, wherein the plurality of graduated thresholds comprises a first threshold and a second threshold; and
implement an electronic lockout of the motor based on the comparison, wherein the electronic lockout corresponds to a compulsory lockout based on the parameter being greater than the first threshold, and wherein the electronic lockout corresponds to a discretionary lockout based on the parameter being less than the first threshold and greater than the second threshold; and
a situational awareness circuit communicably coupled to the control circuit, wherein the control circuit is to:
receive, from the situational awareness circuit, a secondary input; and
implement the electronic lockout of the motor based on the comparison and the secondary input.
2 . The surgical system of claim 1 , wherein the parameter comprises a force-to-clamp tissue between the first jaw and the second jaw, and wherein the first threshold comprises a predetermined tissue compression force.
3 . The surgical system of claim 1 , wherein the parameter comprises a tissue gap between the first jaw and the second jaw, and wherein the first threshold comprises a predetermined tissue gap.
4 . The surgical system of claim 1 , wherein the parameter comprises a force-to-fire a firing beam through the first jaw and the second jaw, and wherein the first threshold comprises a predetermined force-to-fire.
5 . The surgical system of claim 1 , wherein the discretionary lockout comprises effecting a predetermined wait period.
6 . The surgical system of claim 1 , wherein the compulsory lockout comprises preventing the stapling operation by the stapling end effector.
7 . A surgical system, comprising:
a stapling end effector, comprising:
a first jaw structured to receive a staple cartridge;
a second jaw, wherein at least one of said first jaw and said second jaw is movable between an open position and a closed position;
an end effector condition sensor; and
a control circuit to:
communicably couple to the end effector condition sensor;
receive an input from the end effector condition sensor, wherein the input is indicative of an end effector condition during a stapling operation;
determine a parameter associated with the stapling end effector during the stapling operation based on the input; and
compare the parameter to a plurality of graduated threshold, wherein the plurality of graduated thresholds comprises a first threshold and a second threshold;
select an electronic lockout based on the comparison from a hierarchy of electronic lockouts, wherein the hierarchy of electronic lockouts comprises a compulsory lockout, a first discretionary lockout, and a no-limit second discretionary lockout, wherein the first discretionary lockout is different than the second discretionary lockout; and
implement the selected electronic lockout of the stapling operation.
8 . The surgical system of claim 7 , further comprising a motor, wherein the compulsory lockout comprises adjusting a control of the motor to prevent the stapling operation by the stapling end effector.
9 . The surgical system of claim 8 , wherein the first discretionary lockout comprises automatically adjusting the stapling operation unless a user input overrides the adjustment.
10 . The surgical system of claim 9 , wherein the first discretionary lockout comprises providing a warning to the clinician without requiring a time delay, and wherein the second discretionary lockout comprises providing a warning to the clinician and requiring a time delay.
11 . The surgical system of claim 8 , wherein the first threshold comprises a minimum threshold, and wherein the compulsory lockout is selected based on the parameter being less than the minimum threshold.
12 . The surgical system of claim 11 , wherein the second threshold comprises a maximum threshold, and wherein the first discretionary lockout is selected based on the parameter being between the minimum threshold and the maximum threshold.
13 . The surgical system of claim 12 , wherein the second discretionary lockout is selected based on the parameter being greater than the maximum threshold.
14 . The surgical system of claim 7 , further comprising a user interface communicably coupled to the control circuit, wherein the control circuit is to:
receive, from the user interface, a secondary input; and
implement the electronic lockout of the stapling operation based on the comparison and the secondary input.
15 . The surgical system of claim 7 , further comprising a second sensor communicably coupled to the control circuit, wherein the control circuit is to:
receive, from the second sensor, a secondary input; and
implement the electronic lockout of the stapling operation based on the comparison and the secondary input.
16 . The surgical system of claim 7 , further comprising a situational awareness circuit communicably coupled to the control circuit, wherein the control circuit is to:
receive, from the situational awareness circuit, a secondary input; and
implement the electronic lockout of the stapling operation based on the comparison and the secondary input.
17 . A surgical system, comprising:
a stapling end effector, comprising:
a first jaw structured to receive a staple cartridge;
a second jaw, wherein at least one of said first jaw and said second jaw is movable between an open position and a closed position;
an end effector condition sensor; and
a control circuit comprising a motor, the control circuit to:
communicably couple to the end effector condition sensor;
communicably couple a situational awareness circuit;
receive, from the end effector condition sensor, an input indicative of an end effector condition during a stapling operation;
determine a parameter associated with the stapling end effector during the stapling operation based on the input; and
compare the parameter to a plurality of graduated thresholds, wherein the plurality of graduated thresholds comprises a first threshold and a second threshold;
receive, from the situational awareness circuit, a second input;
select at least one electronic lockout based on the comparison and the second input from a hierarchy of electronic lockouts, wherein the hierarchy of electronic lockouts comprises a compulsory lockout and a discretionary lockout; and
implement the at least one selected electronic lockout of the stapling operation.
18 . The surgical system of claim 17 , wherein the control circuit is further to implement a plurality of redundant electronic lockouts based on the comparison and the second input.