IP Library Granted Patent US 11,045,191
Granted Patent B2
US 11,045,191 · App. 15/089,325 · Granted Jun 29, 2021

Method for operating a surgical stapling system

Inventors: Frederick E. Shelton, IV (Hillsboro, OH); Jason L. Harris (Lebanon, OH); Adam D. Hensel (Cincinnati, OH)
Assignee: Cilag GmbH International
A61B17/072A61B17/00234A61B17/068A61B17/0686A61B17/07207A61B17/105A61B17/115A61B17/1155A61B17/32A61B17/3211A61B17/0644A61B17/07292A61B17/29A61B17/320092A61B90/37A61B2017/00017A61B2017/00022A61B2017/0046A61B2017/00115A61B2017/00128A61B2017/00199A61B2017/00305A61B2017/00367A61B2017/00398A61B2017/00407A61B2017/00424A61B2017/00464A61B2017/00473A61B2017/00477A61B2017/00734A61B2017/00818A61B2017/00946A61B2017/07214A61B2017/07221A61B2017/07228A61B2017/07235A61B2017/07242A61B2017/07257A61B2017/07264A61B2017/07271A61B2017/07278A61B2017/07285A61B2017/291A61B2017/292A61B2017/2903A61B2017/2905A61B2017/2912A61B2017/2922A61B2017/2923A61B2017/2927A61B2017/2932A61B2017/2946A61B2090/034A61B2090/0808A61B2090/0811A61B2090/0814A61B2090/08021
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Quick Facts
Patent No.
US 11,045,191
App. No.
15/089,325
Granted
Jun 29, 2021
Kind
B2
Abstract

A surgical instrument system is disclosed which comprises a distal end and a staple cartridge assembly comprising staples removably stored therein. The instrument system further comprises a firing drive including an electric motor and a firing member operably couplable with the electric motor. The electric motor is operable to advance the firing member toward the distal end during a staple firing stroke to eject the staples from the staple cartridge. The electric motor is operable to retract the firing member away from the distal end during a retraction stroke. The surgical instrument system further comprises a manually-operated bailout mechanism operable to perform the retraction stroke in lieu of the electric motor, a controller, and a display in communication with the controller. The controller is configured to display the progress of the retraction stroke when the firing member is being manually retracted by the bailout mechanism.

Claims (36)

1. A surgical instrument system, comprising:

a handle;

a closure drive comprising a closure actuator;

a firing drive driven by an electric motor, wherein said firing drive comprises a firing actuator;

a manually-operated bailout mechanism, wherein said manually-operated bailout mechanism is selectively engageable with said firing drive;

a shaft extending from said handle;

a staple cartridge assembly, comprising:

a firing bar operably couplable with said firing drive; and

a distal end, wherein said electric motor is operable to advance said firing bar toward said distal end during a firing stroke, wherein said electric motor is operable to retract said firing bar away from said distal end during a retraction stroke, and wherein said bailout mechanism is operable to perform said retraction stroke in lieu of said electric motor;

a controller;

a power source configured to supply power to said electric motor; and

an electronic display in communication with said controller, wherein said controller is configured to display the progress of said retraction stroke on said electronic display when said firing bar is being manually retracted by said bailout mechanism.

2. The surgical instrument system of claim 1 , wherein said controller is configured to interrupt the power supply from said power source to said electric motor when said bailout mechanism is being operated to perform said retraction stroke.

3. The surgical instrument system of claim 1 , further comprising a sensor configured to detect the position of said firing bar.

4. The surgical instrument system of claim 1 , wherein said manually-operated bailout mechanism comprises a handcrank.

5. The surgical instrument system of claim 1 , wherein said manually-operated bailout mechanism comprises a ratchet.

6. The surgical instrument system of claim 1 , wherein said shaft comprises a connector configured to releasably couple said shaft to said handle, and wherein said connector includes an actuatable latch accessible to the user of said surgical instrument system to release said shaft.

7. A method for operating a surgical instrument system comprising the steps of:

providing an electric motor of a staple firing drive configured to drive a firing member toward a distal end of the surgical instrument system during a staple firing stroke, wherein the firing drive is separate from a closure drive of the surgical instrument system;

providing a bailout mechanism to retract the firing member away from the distal end during a retraction stroke, wherein the bailout mechanism is selectively engageable with the firing member, and wherein said providing an electric motor step can only be performed when the bailout mechanism is engaged with the firing member; and

displaying the progress of the firing member during the retraction stroke on a display.

8. The method of claim 7 , further comprising the step of displaying the progress of the firing member during the staple firing stroke on the display.

9. A surgical instrument system, comprising:

a distal end;

a staple cartridge assembly comprising staples removably stored therein;

a closure drive comprising a closure actuator;

a firing drive comprising an electric motor and a firing member operably couplable with said electric motor, wherein said electric motor is operable to advance said firing member toward said distal end during a staple firing stroke to eject said staples from said staple cartridge assembly, and wherein said electric motor is operable to retract said firing member away from said distal end during a retraction stroke;

a manually-operated bailout mechanism, wherein said manually-operated bailout mechanism is selectively engageable with said firing drive, and wherein said bailout mechanism is operable to perform said retraction stroke in lieu of said electric motor;

a controller; and

a display in communication with said controller, wherein said controller is configured to display the progress of said retraction stroke on said display when said firing member is being manually retracted by said bailout mechanism.

10. The surgical instrument system of claim 9 , further comprising a power source configured to supply power to said electric motor, wherein said controller is configured to interrupt the power supply from said power source to said electric motor when said bailout mechanism is being operated to perform said retraction stroke.

11. The surgical instrument system of claim 9 , further comprising a sensor configured to detect the position of said firing member.

12. The surgical instrument system of claim 9 , wherein said manually-operated bailout mechanism comprises a handcrank.

13. The surgical instrument system of claim 9 , wherein said manually-operated bailout mechanism comprises a ratchet.

14. The surgical instrument system of claim 9 , further comprising a handle.

15. The surgical instrument system of claim 9 , further comprising a housing configured to be attached a robotic surgical system.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 6, 2021
From: ETHICON LLC
To: CILAG GMBH INTERNATIONAL
Reel/Frame 056983/0569 →
CHANGE OF NAME Recorded Dec 14, 2017
From: ETHICON ENDO-SURGERY, LLC
To: ETHICON LLC
Reel/Frame 045603/0712 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 17, 2016
From: SHELTON, FREDERICK E., IV; HARRIS, JASON L.; HENSEL, ADAM D.
To: ETHICON ENDO-SURGERY, LLC
Reel/Frame 039464/0158 →
Continuity (1)
Related Publication 20170281171A1 · Oct 5, 2017
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