최소 단어 이상 선택하여야 합니다.
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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-0152507 (2011-06-03) |
등록번호 | US-8205781 (2012-06-26) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 527 인용 특허 : 479 |
A surgical stapling instrument including a staple sled which can be advanced and/or retracted relative to first and second jaw members, wherein the staple sled can be configured to deploy staples from a staple cartridge in one of the first and second jaw members. In at least one embodiment, the othe
A surgical stapling instrument including a staple sled which can be advanced and/or retracted relative to first and second jaw members, wherein the staple sled can be configured to deploy staples from a staple cartridge in one of the first and second jaw members. In at least one embodiment, the other of the first and second jaw members can include an anvil having at least one forming surface which can be configured to deform the staples as they are deployed from the staple cartridge. In at least one form of the invention, the anvil can be movably adjustable relative to the staple cartridge in order to adjust the distance in which the staples are deformed. In various embodiments, the anvil can be adjusted by a slidable adjusting plate and/or a rotatable cam.
1. A surgical stapler, comprising: a handle;a staple cartridge channel configured to receive a staple cartridge; andan anvil assembly, said anvil assembly comprising: an anvil channel;an anvil comprising a positioning surface and a staple forming surface; andan adjustment member movably positioned i
1. A surgical stapler, comprising: a handle;a staple cartridge channel configured to receive a staple cartridge; andan anvil assembly, said anvil assembly comprising: an anvil channel;an anvil comprising a positioning surface and a staple forming surface; andan adjustment member movably positioned intermediate said anvil channel and said anvil, wherein said adjustment member has a first diameter and a second diameter, wherein said second diameter is different than said first diameter, and wherein said adjustment member is rotatable between a first position and a second position to selectively position one of said first diameter and said second diameter intermediate said anvil channel and said positioning surface of said anvil. 2. The surgical stapler of claim 1, wherein said first diameter and said second diameter define at least portions of a circumference of said adjustment member. 3. The surgical stapler of claim 1, wherein said adjustment member has a third diameter which is different than said first diameter and said second diameter, and wherein said adjustment member is rotatable into a third position to position said third diameter intermediate said anvil channel and said positioning surface of said anvil. 4. The surgical stapler of claim 3, wherein said first diameter, said second diameter, and said third diameter define at least portions of a circumference of said adjustment member. 5. The surgical stapler of claim 3, wherein said adjustment member is configured to rotate about an axis between said first position, said second position, and said third position. 6. The surgical stapler of claim 3, wherein said first diameter is larger than said second diameter, wherein said third diameter is larger than said first diameter, wherein said adjustment member is rotatable in a first direction to move said adjustment member from said first position to said second position, and wherein said adjustment member is rotatable in a different direction to move said adjustment member from said first position to said third position. 7. The surgical stapler of claim 1, further comprising a detent mechanism configured to releasably hold said adjustment member in at least one of said first position and said second position. 8. The surgical stapler of claim 1, wherein said anvil is movably retained to said anvil channel. 9. The surgical stapler of claim 8, wherein one of said anvil channel and said anvil includes at least one retention pin extending therefrom, wherein the other of said anvil channel and said anvil includes at least one retention slot, and wherein said retention pin is slidably positioned within said retention slot such that said anvil can slide relative to said anvil channel along a predetermined path. 10. The surgical stapler of claim 1, further comprising an actuator operably engaged with said adjustment member, wherein said actuator includes at least one grasping portion configured to receive a force thereto and transmit the force to said adjustment member. 11. A surgical stapler, comprising: a handle;a staple cartridge channel configured to receive a staple cartridge; andan anvil assembly, said anvil assembly comprising: an anvil channel;an anvil comprising a positioning surface and a staple forming surface; anda cam rotatably positioned intermediate said anvil channel and said anvil, wherein said cam has a first diameter and a second diameter, wherein said second diameter is different than said first diameter, and wherein said cam is rotatable between a first position and a second position to selectively position one of said first diameter and said second diameter intermediate said anvil channel and said positioning surface of said anvil. 12. The surgical stapler of claim 11, wherein said first diameter and said second diameter define at least portions of a cam profile. 13. The surgical stapler of claim 11, wherein said cam has a third diameter which is different than said first diameter and said second diameter, and wherein said cam is rotatable into a third position to position said third diameter intermediate said anvil channel and said positioning surface of said anvil. 14. The surgical stapler of claim 13, wherein said first diameter, said second diameter, and said third diameter define at least portions of a cam profile. 15. The surgical stapler of claim 13, wherein said cam is configured to be rotated about an axis between said first position, said second position, and said third position. 16. The surgical stapler of claim 13, wherein said first diameter is larger than said second diameter, wherein said third diameter is larger than said first diameter, wherein said cam is rotatable in a first direction to move said cam from said first position to said second position, and wherein said cam is rotatable in a different direction to move said cam from said first position to said third position. 17. The surgical stapler of claim 11, further comprising a detent mechanism configured to releasably hold said cam in at least one of said first position and said second position. 18. The surgical stapler of claim 11, wherein said anvil is movably retained to said anvil channel. 19. The surgical stapler of claim 18, wherein one of said anvil channel and said anvil includes at least one retention pin extending therefrom, wherein the other of said anvil channel and said anvil includes at least one retention slot, and wherein said retention pin is slidably positioned within said retention slot such that said anvil can slide relative to said anvil channel along a predetermined path. 20. The surgical stapler of claim 11, further comprising an actuator operably engaged with said cam, wherein said actuator includes at least one grasping portion configured to receive a force thereto and transmit the force to said cam. 21. A surgical stapler, comprising; a staple cartridge attachment portion configured to receive a staple cartridge:an anvil assembly, comprising: an anvil frame;an adjustable anvil portion comprising a positioning surface and a staple forming surface; andan adjustment member movably positionable intermediate said anvil frame and said adjustable anvil portion, wherein said adjustment member comprises a first portion comprising a first thickness and a second portion comprising a second thickness, wherein said second thickness is different than said first thickness, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first portion and said second portion intermediate said anvil frame and said positioning surface; anda detent member configured to removably lock said adjustment member in said first position and said second position;wherein one of said anvil frame and said adjustable anvil portion comprises at least one retention pin extending therefrom, wherein the other of said anvil frame and said adjustable anvil portion comprises at least one retention slot, and wherein said retention pin is slidably positioned within said retention slot such that said adjustable anvil portion can slide relative to said anvil frame along a predetermined path. 22. The surgical stapler of claim 21, wherein said adjustment member is configured to be slid along an axis between said first position and said second position. 23. A surgical stapler, comprising: a staple cartridge attachment portion configured to receive a staple cartridge;an anvil assembly, comprising: an anvil frame;an adjustable anvil portion comprising a positioning surface and a staple forming surface; andan adjustment member movably positionable intermediate said anvil frame and said adjustable anvil portion, wherein said adjustment member comprises a first portion comprising a first thickness and a second portion comprising a second thickness, wherein said second thickness is different than said first thickness, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first portion and said second portion intermediate said anvil frame and said positioning surface; anda detent member configured to removably lock said adjustment member in said first position and said second position;wherein said detent member is attached to said adjustment member, wherein said staple cartridge attachment portion comprises a first detent receiver configured to receive said detent member and removably lock said adjustment member in said first position, and wherein said staple cartridge attachment portion comprises a second detent receiver configured to receive said detent member and removably lock said adjustment member in said second position. 24. A surgical stapler, comprising: a staple cartridge attachment portion configured to receive a staple cartridge;an anvil assembly, comprising: an anvil frame;an anvil comprising a positioning surface and a staple forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil, wherein said adjustment member comprises a first step comprising a first height and a second step comprising a second height, wherein said second height is different than said first height, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first step and said second step intermediate said anvil frame and said positioning surface; anda detent member configured to removably lock said adjustment member in said first position and said second position;wherein one of said anvil frame and said anvil comprises at least one retention pin extending therefrom, wherein the other of said anvil frame and said anvil comprises at least one retention slot, and wherein said retention pin is slidably positioned within said retention slot such that said anvil can slide relative to said anvil frame along a predetermined path. 25. The surgical stapler of claim 24, wherein said adjustment member is configured to be slid along an axis between said first position and said second position. 26. A surgical stapler, comprising: a staple cartridge attachment portion configured to receive a staple cartridge;an anvil assembly, comprising: an anvil frame;an anvil comprising a positioning surface and a staple forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil, wherein said adjustment member comprises a first step comprising a first height and a second step comprising a second height, wherein said second height is different than said first height, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first step and said second step intermediate said anvil frame and said positioning surface; anda detent member configured to removably lock said adjustment member in said first position and said second position;wherein said detent member is attached to said adjustment member, wherein said staple cartridge attachment portion comprises a first detent receiver configured to receive said detent member and removably lock said adjustment member in said first position, and wherein said staple cartridge attachment portion comprises a second detent receiver configured to receive said detent member and removably lock said adjustment member in said second position. 27. A surgical fastening instrument, comprising: a cartridge attachment portion configured to receive a fastener cartridge; andan anvil assembly, comprising: an anvil frame;an anvil plate comprising a positioning surface and a fastener forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil plate, wherein said adjustment member comprises a first portion comprising a first thickness and a second portion comprising a second thickness, wherein said second thickness is different than said first thickness, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first portion and said second portion intermediate said anvil frame and said positioning surface,wherein said anvil plate is adjustably and movably retained to said anvil frame; andfurther comprising a drive member movable relative to said cartridge attachment portion and said anvil frame when a firing motion is applied to said drive member, wherein said drive member is movable independently of said adjustment member. 28. A surgical fastening instrument, comprising: a cartridge attachment portion configured to receive a fastener cartridge; andan anvil assembly, comprising: an anvil frame;an anvil plate comprising a positioning surface and a fastener forming surface; and an adjustment member movably positionable intermediate said anvil frame and said anvil plate, wherein said adjustment member comprises a first portion comprising a first thickness and a second portion comprising a second thickness, wherein said second thickness is different than said first thickness, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first portion and said second portion intermediate said anvil frame and said positioning surface,wherein said anvil plate is adjustably and movably retained to said anvil frame; andwherein said adjustment member is configured to be slid along an axis between said first position and said second position. 29. A surgical fastening instrument, comprising: a cartridge attachment portion configured to receive a fastener cartridge; andan anvil assembly, comprising: an anvil frame;an anvil plate comprising a positioning surface and a fastener forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil plate, wherein said adjustment member comprises a first portion comprising a first thickness and a second portion comprising a second thickness, wherein said second thickness is different than said first thickness, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first portion and said second portion intermediate said anvil frame and said positioning surface,wherein said anvil plate is adjustably and movably retained to said anvil frame; andwherein one of said anvil frame and said anvil plate comprises at least one retention pin extending therefrom, wherein the other of said anvil frame and said anvil plate comprises at least one retention slot, and wherein said retention pin is slidably positioned within said retention slot such that said anvil plate can slide relative to said anvil frame along a predetermined path. 30. A surgical fastening instrument, comprising: a cartridge attachment portion configured to receive a fastener cartridge; andan anvil assembly, comprising: an anvil frame;an anvil plate comprising a positioning surface and a fastener forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil plate, wherein said adjustment member comprises a first portion comprising a first thickness and a second portion comprising a second thickness, wherein said second thickness is different than said first thickness, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first portion and said second portion intermediate said anvil frame and said positioning surface,wherein said anvil plate is adjustably and movably retained to said anvil frame; andfurther comprising a detent member attached to said adjustment member, wherein said cartridge attachment portion comprises a first detent receiver configured to receive said detent member and removably lock said adjustment member in said first position, and wherein said staple cartridge attachment portion comprises a second detent receiver configured to receive said detent member and removably lock said adjustment member in said second position. 31. A surgical fastening instrument, comprising: a cartridge attachment portion configured to receive a fastener cartridge; andan anvil assembly, comprising: an anvil frame;an anvil comprising a positioning surface and a fastener forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil, wherein said adjustment member comprises a first step comprising a first height and a second step comprising a second height, wherein said second height is different than said first height, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first step and said second step intermediate said anvil frame and said positioning surface,wherein said anvil is adjustably and movably retained to said anvil frame; andwherein one of said anvil frame and said anvil comprises at least one retention pin extending therefrom, wherein the other of said anvil frame and said anvil comprises at least one retention slot, and wherein said retention pin is slidably positioned within said retention slot such that said anvil can slide relative to said anvil frame along a predetermined path. 32. The surgical fastening instrument of claim 31, wherein said adjustment member is configured to be slid along an axis between said first position and said second position. 33. A surgical fastening instrument, comprising: a cartridge attachment portion configured to receive a fastener cartridge; andan anvil assembly, comprising: an anvil frame;an anvil comprising a positioning surface and a fastener forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil, wherein said adjustment member comprises a first step comprising a first height and a second step comprising a second height, wherein said second height is different than said first height, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first step and said second step intermediate said anvil frame and said positioning surface,wherein said anvil is adjustably and movably retained to said anvil frame; andfurther comprising a detent member attached to said adjustment member, wherein said cartridge attachment portion comprises a first detent receiver configured to receive said detent member and removably lock said adjustment member in said first position, and wherein said cartridge attachment portion comprises a second detent receiver configured to receive said detent member and removably lock said adjustment member in said second position. 34. A surgical fastening instrument, comprising: a cartridge attachment portion configured to receive a fastener cartridge; andan anvil assembly, comprising: an anvil frame:an anvil comprising a positioning surface and a fastener forming surface; andan adjustment member movably positionable intermediate said anvil frame and said anvil, wherein said adjustment member comprises a first step comprising a first height and a second step comprising a second height, wherein said second height is different than said first height, and wherein said adjustment member is movable between a first position and a second position to selectively position one of said first step and said second step intermediate said anvil frame and said positioning surface,wherein said anvil is adjustably and movably retained to said anvil frame; andfurther comprising a drive member movable relative to said cartridge attachment portion and said anvil frame when a firing motion is applied to said drive member, wherein said drive member is movable independently of said adjustment member.
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