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) |
|
출원번호 | US-0015200 (2013-08-30) |
등록번호 | US-9655624 (2017-05-23) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 44 인용 특허 : 2571 |
In various embodiments, an end effector for cutting and stapling tissue is disclosed. The end effector comprises a first jaw and a second jaw, wherein one of the first jaw and the second jaw comprises a plurality of staple cavities arranged in a plurality of curved staple cavity rows, wherein the se
In various embodiments, an end effector for cutting and stapling tissue is disclosed. The end effector comprises a first jaw and a second jaw, wherein one of the first jaw and the second jaw comprises a plurality of staple cavities arranged in a plurality of curved staple cavity rows, wherein the second jaw is moveable relative to the first jaw between an open orientation and a closed orientation, and wherein the second jaw tilts and pivots toward the first jaw when the second jaw moves between the open orientation and the closed orientation. The end effector further comprises a plurality of staples removably positioned in the plurality of staple cavities.
1. An end effector for use with a surgical instrument, the end effector comprising: a first jaw, comprising: a first lateral side comprising an outside radius of curvature; anda second lateral side comprising an inside radius of curvature;a second jaw, wherein one of said first jaw and said second j
1. An end effector for use with a surgical instrument, the end effector comprising: a first jaw, comprising: a first lateral side comprising an outside radius of curvature; anda second lateral side comprising an inside radius of curvature;a second jaw, wherein one of said first jaw and said second jaw comprises a plurality of staple cavities arranged in a plurality of curved staple cavity rows, wherein said second jaw is moveable relative to said first jaw between an open orientation, a partially-closed orientation, and a closed orientation, and wherein said second jaw comprises: a first lateral side comprising an outside radius of curvature, wherein an outside partially-closed distance is defined between said first lateral sides when said second jaw is in said partially-closed orientation; anda second lateral side comprising an inside radius of curvature, wherein an inside partially-closed distance is defined between said second lateral sides when said second jaw is in said partially-closed orientation, and wherein said inside partially-closed distance is less than said outside partially-closed distance; anda cutting element structured to travel along a curved path between two curved staple cavity rows of said plurality of curved staple cavity rows. 2. The end effector of claim 1, further comprising a plurality of staples removably stored in said plurality of staple cavities. 3. The end effector of claim 2, wherein said staples are progressively deployable from said staple cavities. 4. The end effector of claim 1, wherein said first jaw further comprises: a first intermediate portion; anda first distal portion; andwherein said second jaw further comprises:a second intermediate portion, wherein said second intermediate portion is positioned a partially-closed intermediate distance from said first intermediate portion when said second jaw is in said partially-closed orientation; anda second distal portion, wherein said second distal portion is positioned a partially-closed distal distance from said first distal portion when said second jaw is in said partially-closed orientation, and wherein said partially-closed distal distance is less than said partially-closed intermediate distance. 5. The end effector of claim 4, wherein said first and second distal portions are structured to clamp tissue before said first and second intermediate portions. 6. The end effector of claim 4, wherein said first distal portion further comprises a pivot surface, and wherein said second jaw is structured to pivot relative to said pivot surface of said first distal portion when said second jaw moves between said partially-closed orientation and said closed orientation. 7. The end effector of claim 1, wherein said plurality of curved staple cavity rows comprises: a first curved row comprising a first quantity of staple cavities; anda second curved row comprising a second quantity of staple cavities, wherein said second curved row is positioned radially inward relative to said first curved row, and wherein said second quantity of staple cavities is less than said first quantity of staple cavities. 8. The end effector of claim 1, wherein said plurality of curved staple cavity rows comprises: a first curved row positioned adjacent to a curved slot;a second curved row; andan intermediate curved row positioned intermediate said first curved row and said second curved row, wherein each said staple cavity of said first curved row is radially aligned with a single said staple cavity of said second curved row. 9. The end effector of claim 1, wherein said plurality of curved staple cavity rows comprises: a first pair of curved rows extending along a first side of a curved slot, wherein each said curved row of said first pair of curved rows comprises a first quantity of staple cavities; anda second pair of curved rows extending along a second side of the curved slot, wherein said second side of the curved slot is radially outward relative to said first side of the curved slot, wherein each said curved row of said second pair of curved rows comprises a second quantity of staple cavities, and wherein said second quantity of staple cavities is greater than said first quantity of staple cavities. 10. The end effector of claim 1, wherein said cutting element further comprises: a proximal end;a central axis extending distally from said proximal end; anda distal end laterally offset from said central axis. 11. The end effector of claim 1, wherein said curved staple cavity rows curve in a first direction, wherein said cutting element comprises a pre-biased cutting edge, and wherein said pre-biased cutting edge leads said cutting element toward the first direction. 12. The end effector of claim 1, wherein at least one curved staple cavity row extends along an arc defining a subtended angle, and wherein the subtended angle is greater than 90 degrees. 13. An end effector for use with a surgical instrument, the end effector comprising: a first jaw, comprising: a first lateral side comprising an outside radius of curvature; anda second lateral side comprising an inside radius of curvature; anda second jaw, wherein one of said first jaw and said second jaw comprises a plurality of staple cavities arranged in a plurality of curved staple cavity rows, wherein said second jaw is moveable relative to said first jaw between an open orientation, a partially-closed orientation, and a closed orientation, and wherein said second jaw comprises: a first lateral side comprising an outside radius of curvature, wherein an outside partially-closed distance is defined between said first lateral sides when said second jaw is in said partially-closed orientation; anda second lateral side comprising an inside radius of curvature, wherein an inside partially-closed distance is defined between said second lateral sides when said second jaw is in said partially-closed orientation, and wherein said inside partially-closed distance is less than said outside partially-closed distance. 14. The end effector of claim 13, further comprising a plurality of staples removably positioned in said plurality of staple cavities. 15. The end effector of claim 13, further comprising a curved path between two curved staple cavity rows of said plurality of curved staple cavity rows, wherein a cutting element is structured to travel along said curved path. 16. The end effector of claim 13, further comprising a hinge connecting said first jaw and said second jaw. 17. The end effector of claim 16, wherein said second jaw is structured to pivot and tilt relative to said first jaw at said hinge. 18. An end effector for cutting and stapling tissue, the end effector comprising: a first jaw;a second jaw, wherein one of said first jaw and said second jaw comprises a plurality of staple cavities arranged in a plurality of curved staple cavity rows, wherein said second jaw is moveable relative to said first jaw between an open orientation and a closed orientation, wherein said second jaw tilts and pivots toward said first jaw when said second jaw moves between said open orientation and said closed orientation, and wherein said second jaw comprises: a first lateral side comprising an outside radius of curvature; anda second lateral side comprising an inside radius of curvature, wherein said first lateral side is structured to clamp tissue against said first jaw before said second lateral side when said second jaw moves from said open orientation toward said closed orientation; anda plurality of staples removably positioned in said plurality of staple cavities. 19. An end effector for cutting and stapling tissue, the end effector comprising: a first jaw;a second jaw, wherein one of said first jaw and said second jaw comprises a plurality of staple cavities arranged in a plurality of curved staple cavity rows, wherein said second jaw is moveable relative to said first jaw between an open orientation and a closed orientation, wherein said second jaw tilts and pivots toward said first jaw when said second jaw moves between said open orientation and said closed orientation, and wherein said second jaw comprises: a first lateral side comprising an outside radius of curvature; anda second lateral side comprising an inside radius of curvature, wherein said second lateral side is structured to clamp tissue against said first jaw before said first lateral side when said second jaw moves from said open orientation toward said closed orientation; anda plurality of staples removably positioned in said plurality of staple cavities. 20. An end effector for cutting and stapling tissue, the end effector comprising: a first jaw;a second jaw, wherein one of said first jaw and said second jaw comprises a plurality of staple cavities arranged in a plurality of curved staple cavity rows, wherein said second jaw is moveable relative to said first jaw between an open orientation and a closed orientation, and wherein said second jaw tilts and pivots toward said first jaw when said second jaw moves between said open orientation and said closed orientation; anda plurality of staples removably positioned in said plurality of staple cavities.
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