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| 국가/구분 | United States(US) Patent 등록 |
|---|---|
| 국제특허분류(IPC7판) |
|
| 출원번호 | US-0782358 (2013-03-01) |
| 등록번호 | US-9326767 (2016-05-03) |
| 발명자 / 주소 |
|
| 출원인 / 주소 |
|
| 인용정보 | 피인용 횟수 : 217 인용 특허 : 2301 |
A joy stick control assembly for operating a motor driven surgical instrument. In at least one form, the joystick control assembly comprises a first switch assembly that is movably supported by a housing. The first switch assembly may include a joystick that is movably mounted thereto such that pivo
A joy stick control assembly for operating a motor driven surgical instrument. In at least one form, the joystick control assembly comprises a first switch assembly that is movably supported by a housing. The first switch assembly may include a joystick that is movably mounted thereto such that pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to at least one motor communicating therewith. The joystick control assembly may further include a second switch assembly that comprises a first sensor and a second sensor that is movable with the first switch assembly such that movement of the second sensor relative to the first sensor causes at least one other control signal to be sent to another one of the surgical instrument motors.
1. A surgical instrument, comprising: a housing;a plurality of motors supported by the housing;a joystick control assembly comprising: a first switch assembly movably supported by the housing and including a joystick movably mounted thereto such that pivotal movement of the joystick relative to the
1. A surgical instrument, comprising: a housing;a plurality of motors supported by the housing;a joystick control assembly comprising: a first switch assembly movably supported by the housing and including a joystick movably mounted thereto such that pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to at least one of the motors communicating therewith; anda second switch assembly comprising: a first sensor; anda second sensor movable with the first switch assembly such that movement of the second sensor relative to the first sensor causes at least one other control signal to be sent to another one of the motors communicating therewith. 2. The surgical instrument of claim 1 wherein the first switch assembly is selectively axially movable upon application of an axial motion thereto by a user from an unactuated position wherein the second switch assembly is unactuated and the another motor is deactivated and a fully actuated position wherein the another motor is fully activated. 3. The surgical instrument of claim 2 wherein the first switch assembly is biased into the unactuated position when the user discontinues the application of axial motion to the first switch assembly. 4. The surgical instrument of claim 3 wherein the first switch assembly includes a third switch that is activated when the first switch assembly is moved to the fully actuated position, the third switch maintaining the transmission of the at least one other control signal to the another one of the motors when the user has discontinued the application of the axial motion to the first switch assembly and discontinues the transmission of the at least one other control signal when the user has applied another axial motion to the first switch assembly to return it to the fully actuated position. 5. The surgical instrument of claim 1 wherein the housing comprises a handle assembly including a pistol grip and wherein the first switch assembly is movably supported by the pistol grip. 6. A surgical instrument, comprising: a handle assembly;an elongate shaft assembly rotatably supported relative to the handle assembly;a proximal roll motor supported by the handle assembly and configured to apply proximal rotary motions to the elongate shaft assembly to cause the elongate shaft assembly to rotate relative to the handle assembly about a shaft axis;a surgical end effector operably coupled to the elongate shaft assembly and being configured to perform a surgical procedure upon application of at least one firing motion thereto;a firing motor supported by the handle assembly and configured to apply firing motions to a portion of the elongate shaft assembly for transfer to the surgical end effector; anda joystick control assembly comprising: a first switch assembly movably supported by the handle assembly and including a joystick movably mounted thereto such that pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to the proximal roll motor; anda second switch assembly comprising: a first sensor; anda second sensor movable with the first switch assembly such that movement of the second sensor relative to the first sensor causes at least one other control signal to be sent to the firing motor. 7. The surgical instrument of claim 6 further comprising: an articulation joint comprising: a proximal joint portion coupled to the elongate shaft assembly; anda distal joint portion movably coupled to the proximal joint portion and wherein the surgical instrument further comprises:an articulation motor supported by the handle assembly and configured to apply articulation motions to the articulation joint to cause the distal joint portion to move relative to the proximal joint portion and wherein pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to at least one of the proximal roll motor and the articulation motor. 8. The surgical instrument of claim 6 wherein the end effector is selectively rotatable relative to the elongate shaft assembly by a distal roll motor operably supported by the handle assembly and wherein pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to at least one of the proximal roll motor and distal roll motor. 9. The surgical instrument of claim 7 wherein the end effector is selectively rotatable relative to the elongate shaft assembly by a distal roll motor operably supported by the handle assembly and wherein pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to at least one of the proximal roll motor, articulation motor, and distal roll motor. 10. The surgical instrument of claim 6 wherein the first switch assembly is selectively axially movable upon application of an axial motion thereto by a user from an unactuated position wherein the second switch assembly is unactuated and the firing motor is deactivated and a fully actuated position wherein the firing motor is fully activated. 11. The surgical instrument of claim 10 wherein the first switch assembly is biased into the unactuated position when the user discontinues the application of axial motion to the first switch assembly. 12. The surgical instrument of claim 11 wherein the first switch assembly includes a third switch that is activated when the first switch assembly is moved to the fully actuated position, the third switch maintaining transmission of the at least one other control signal to the firing motor when the user has discontinued the application of the axial motion to the first switch assembly and the third switch discontinuing the transmission of the at least one other control signal to the firing motor upon application of another axial motion to the first switch assembly to return the first switch assembly to the fully actuated position. 13. The surgical instrument of claim 10 wherein a rotary speed of the firing motor is dependent upon a rate at which the axial motion is applied to the first switch assembly. 14. The surgical instrument of claim 6 wherein the surgical end effector comprises an endocutter comprising: a surgical staple cartridge operably supporting a plurality of surgical staples therein;an anvil that is selectively movable relative to the surgical staple cartridge; anda tissue cutting member that is axially movable within the surgical staple cartridge in response to firing motions applied thereto by the firing motor. 15. The surgical instrument of claim 14 wherein initial axial movement of the first switch assembly in an actuation direction from the unactuated position causes the tissue cutting member to apply a closure motion to the anvil without cutting any tissue captured between the anvil and surgical staple cartridge and further axial movement of the first switch assembly in the actuation direction causes the tissue cutting member to move distally through the surgical staple cartridge to cut and staple the tissue captured between the anvil and the surgical staple cartridge. 16. The surgical instrument of claim 15 wherein a speed at which the tissue cutting member is distally driven through the surgical staple cartridge is dependent upon a rate at which the first switch assembly is moved from the unactuated position to the fully actuated position. 17. The surgical instrument of claim 6 wherein the handle assembly comprises a handle housing forming a pistol grip and wherein the first switch assembly is movably supported by the pistol grip. 18. A surgical instrument, comprising: a handle assembly;an elongate shaft assembly rotatably supported relative to the handle assembly;an articulation joint comprising: a proximal joint portion coupled to the elongate shaft assembly; anda distal joint portion movably coupled to the proximal joint portion and wherein the surgical instrument further comprises:an articulation motor supported by the handle assembly and configured to apply articulation motions to the articulation joint to cause the distal joint portion to move relative to the proximal joint portion;a surgical end effector operably coupled to the elongate shaft assembly and being configured to perform a surgical procedure upon application of at least one firing motion thereto;a firing motor supported by the handle assembly and configured to apply firing motions to a portion of the elongate shaft assembly for transfer to the surgical end effector; anda joystick control assembly comprising: a first switch assembly movably supported by the handle assembly and including a joystick movably mounted thereto such that pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to the articulation motor; anda second switch assembly comprising: a first sensor; anda second sensor movable with the first switch assembly such that movement of the second sensor relative to the first sensor causes at least one other control signal to be sent to the firing motor. 19. The surgical instrument of claim 18 wherein the end effector is selectively rotatable relative to the elongate shaft assembly by a distal roll motor operably supported by the handle assembly and wherein pivotal movement of the joystick relative to the first switch assembly causes at least one corresponding control signal to be sent to at least one of the articulation motor and the distal roll motor. 20. The surgical instrument of claim 18 wherein the surgical end effector comprises an endocutter comprising: a surgical staple cartridge operably supporting a plurality of surgical staples therein;an anvil that is selectively movable relative to the surgical staple cartridge; anda tissue cutting member that is axially movable within the surgical staple cartridge in response to firing motions applied thereto by the firing motor.
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