최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0846237 (2010-07-29) |
등록번호 | US-8444036 (2013-05-21) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 442 인용 특허 : 407 |
A surgical fastener apparatus having a handle, an elongated shaft having a proximal end attached to the handle and a distal end extending therefrom. An end effector including a pair of jaws pivoted at a proximal end thereof and movable between an open and closed position. A cartridge containing a pl
A surgical fastener apparatus having a handle, an elongated shaft having a proximal end attached to the handle and a distal end extending therefrom. An end effector including a pair of jaws pivoted at a proximal end thereof and movable between an open and closed position. A cartridge containing a plurality of surgical fasteners, the cartridge attached to the end effector. An electrically powered actuator for deploying the surgical fasteners, the actuator including a power source and a motor. Means for electrically adjusting the amount of spacing between the jaws when the end effector is in the closed position.
1. A surgical fastener apparatus comprising: a handle;an elongated shaft including a proximal end attached to said handle and a distal end extending therefrom;an end effector comprising: a pair of jaws pivoted at one end of the end effector and being pivotally movable between an open and closed posi
1. A surgical fastener apparatus comprising: a handle;an elongated shaft including a proximal end attached to said handle and a distal end extending therefrom;an end effector comprising: a pair of jaws pivoted at one end of the end effector and being pivotally movable between an open and closed position; anda cartridge containing a plurality of surgical fastenersoperably supported by said end effector and wherein said surgical fastener apparatus further comprises:an electrically powered actuator for deploying said surgical fasteners, said actuator comprising a power source and a motor; andmeans for adjusting an amount of spacing between said jaws when said jaws are in said closed position in response to an application of electrical current from the power source to the means for adjusting. 2. The surgical fastener apparatus of claim 1 wherein said end effector comprises: an elongated channel configured to operably support said cartridge therein; andan anvil pivotally coupled to said elongated channel and being selectively pivotable between said open and closed positions. 3. The surgical fastener apparatus of claim 2 wherein said actuator comprises an actuator portion movable within said end effector in response to activation motions received from said motor, said actuator portion having a lower actuator portion slidably engaging said elongate channel and an upper portion having a pair of retainer members configured to slidably engage said anvil. 4. The surgical fastener apparatus of claim 3 wherein said means for adjusting comprises a height adjustment member on each of said retention members, each said height adjustment member positioned between said retention member and a corresponding portion of said anvil and in electrical communication with said power source, each said height adjustment member having a thickness that increases in response to electrical current from said power source. 5. The surgical fastener apparatus of claim 4 further comprising: at least one electrical contact in said elongated channel and electrically communicating with said power source; andat least one slide contact on said lower actuator, said at least one slide contact in sliding electrical contact with a corresponding one of said at least one electrical contact in said elongate channel and in electrical communication with said height adjustment members to transmit said electrical current thereto. 6. The surgical fastener apparatus of claim 4 wherein said height adjustment members comprise electro-active polymer material. 7. The surgical fastener apparatus of claim 3 wherein said means for adjusting comprises a height adjustment member on said anvil corresponding to each of said retention members on said upper actuator portion, each said height adjustment member positioned between said corresponding retention member and said anvil and in electrical communication with said power source, each said height adjustment member having a thickness that increases in response to electrical current from said power source. 8. The surgical fastener apparatus of claim 3 wherein said upper actuator portion is movable relative to said lower actuator portion. 9. The surgical fastener apparatus of claim 8 wherein said means for electrically adjusting comprises means for electrically moving said upper actuator portion relative to said lower actuator portion. 10. The surgical fastener apparatus of claim 9 wherein said means for electrically moving comprises a second electric motor coupled to said upper and lower actuator portions and in electrical communication with said power source. 11. The surgical fastener apparatus of claim 10 further comprising: at least one electrical contact in said elongated channel and electrically communicating with said power source; andat least one slide contact on said lower actuator, said at least one slide contact in sliding electrical contact with a corresponding one of said at least one electrical contact in said elongate channel and in electrical communication with said second electric motor. 12. A surgical fastener apparatus comprising: a handle;an end effector operably coupled to said handle, said end effector comprising: an elongated channel configured to support a cartridge therein;an anvil pivotably supported on said elongated channel for selective pivotal movement toward said elongated channel to closed positions and away from said elongated channel to open positions, said anvil including an elongated slot therein;an actuator member movably supported within said elongated channel and selectively movable from an unactuated proximal position to actuated positions within said elongated channel, said actuator member comprising: a lower actuator portion slidably engaging said elongated channel;an upper actuator portion configured to protrude into said elongated slot;a retainer member protruding from each lateral side of said upper actuator portion in a direction that is substantially transverse to said elongated slot in said anvil; anda height adjustment member on each said retainer member, each said height adjustment member including a thickness that increases in response to an application of electrical current thereto to selectively adjust a spacing between said anvil and said elongated channel when said anvil is in one of said closed positions. 13. The surgical fastener apparatus of claim 12 further comprising: at least one electrical contact in said elongated channel and electrically communicating with said power source; andat least one slide contact on said lower actuator portion, said at least one slide contact in sliding electrical contact with a corresponding one of said at least one electrical contact in said elongate channel and in electrical communication with said second electric motor. 14. The surgical fastener apparatus of claim 12 wherein said height adjustment members are on said anvil adjacent each lateral side of said elongated slot for confronting relationship with said retainer members. 15. The surgical fastener apparatus of claim 14 further comprising: at least one electrical contact in said elongated channel and electrically communicating with said power source; andat least one slide contact on said, lower actuator portion, said at least one slide contact in sliding electrical contact with a corresponding one of said at least one electrical contact in said elongate channel and in electrical communication with said second electric motor. 16. The surgical fastener apparatus of claim 14 wherein said height adjustment members comprise electro-active polymer material. 17. The surgical fastener apparatus of claim 12 wherein said height adjustment members comprise electro-active polymer material. 18. A surgical fastener apparatus comprising: a handle;an end effector operably coupled to said handle, said end effector comprising: an elongated channel configured to support a cartridge therein;an anvil movably supported on said elongated channel for selective movement toward said elongated channel to closed positions and away from said elongated channel to open positions, said anvil having an elongated slot therein;an actuator member movably supported within said elongated channel and comprising: a lower actuator portion slidably engaging said elongated channel;an upper actuator portion configured to protrude into said elongated slot and movable relative to said lower actuator portion;a retainer member protruding from each lateral side of said upper actuator portion in a direction that is substantially transverse to said elongated slot in said anvil; anda first electrically powered motor operably interfacing with at least one of said upper and lower actuator portions to axially move the upper and lower actuator portions as a unit between an unactuated proximal portion to actuated positions within said elongated channel; anda second electrically powered motor coupled to said upper and lower actuator portions for selectively moving said upper actuator portion relative to said lower actuator portion. 19. The surgical fastener apparatus of claim 18 further comprising: at least one electrical contact in said elongated channel and electrically communicating with said power source; andat least one slide contact on said lower actuator, said at least one slide contact in sliding electrical contact with a corresponding one of said at least one electrical contact in said elongate channel and in electrical communication with said second electric motor.
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