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Kenneth S Wales, Frederick E Shelton IV: Surgical stapling instrument incorporating an electroactive polymer actuated firing bar track through an articulation joint. Ethicon Endo Surgery, Dean L Garner, May 8, 2007: US07213736 (554 worldwide citation)

A surgical stapling instrument particularly suited to endoscopic use articulates an end effector (e.g., stapling and severing) that is actuated by a firing bar. An articulation mechanism in an elongate shaft incorporates electrically actuated polymer (EAP) actuators that laterally support the firing ...


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Frederick E Shelton IV, Chester O Baxter III, Jason L Harris, Jeffrey S Swayze: Surgical instruments with articulatable end effectors and improved firing beam support arrangements. Ethicon, May 15, 2018: US09968355 (5 worldwide citation)

A surgical instrument that includes a surgical end effector that is coupled to a shaft assembly by an articulation joint. A flexible firing beam extends through the articulation joint to interface with a firing member in the surgical end effector to apply a firing motion thereto. In at least one for ...


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Kenneth S Wales: Surgical stapling instrument incorporating an electroactive polymer actuated firing bar track through an articulation joint. Ethicon Endo Surgery, US Docket Clerk, Johnson & Johnson Law Department, July 28, 2005: US20050165415-A1

A surgical stapling instrument particularly suited to endoscopic use articulates an end effector (e.g., stapling and severing) that is actuated by a firing bar. An articulation mechanism in an elongate shaft incorporates electrically actuated polymer (EAP) actuators that laterally support the firing ...


5
Wales Kenneth S: Surgical stapling instrument incorporating an electroactive polymer actuated firing bar track through an articulation joint. Ethicon Endo Surgery, yi yongmei, February 1, 2006: CN200510087341

A surgical instrument includes an E-beam firing bar engages the channel and selectively engages the anvil during distal firing movements, wherein the tissue is severed and stapled driven upward from the staple cartridge to form against the anvil. In particular, a wedge integral to the staple cartrid ...


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SURGICAL INSTRUMENTS WITH AN END EFFECTOR THAT IS HIGHLY ARTICULATABLE RELATIVE TO AN ELONGATE SHAFT ASSEMBLY. August 10, 2017: US20170224331-A1

A surgical instrument that comprises an elongate shaft assembly that defines a shaft axis. A surgical end effector is pivotally coupled to the elongate shaft assembly for selective pivotal travel about an articulation axis that extends transversely relative to the shaft axis. An articulation driver ...


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SURGICAL INSTRUMENTS WITH NON-SYMMETRICAL ARTICULATION ARRANGEMENTS. August 10, 2017: US20170224332-A1

A surgical instrument that comprises an elongate shaft assembly that defines a shaft axis. A surgical end effector is pivotally coupled to the elongate shaft assembly for selective pivotal travel relative thereto about an articulation axis that is laterally offset from the shaft axis and extends tra ...


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ARTICULATABLE SURGICAL INSTRUMENTS WITH OFF-AXIS FIRING BEAM ARRANGEMENTS. August 10, 2017: US20170224335-A1

A surgical instrument that comprises an elongate shaft assembly that defines a shaft axis. A surgical end effector is pivotally coupled to the elongate shaft assembly such that the surgical end effector is selectively movable between an unarticulated position and a fully articulated position relativ ...


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SURGICAL INSTRUMENTS WITH MULTIPLE LINK ARTICULATION ARRANGEMENTS. August 10, 2017: US20170224342-A1

A surgical instrument comprising an elongate shaft assembly that defines a shaft axis. A surgical end effector is pivotally coupled to the elongate shaft assembly for selective pivotal travel about an articulation axis that extends transversely relative to the shaft axis. An articulation driver is s ...


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SURGICAL INSTRUMENTS WITH CLOSURE STROKE REDUCTION ARRANGEMENTS. August 10, 2017: US20170224343-A1

A surgical instrument comprising a surgical end effector that includes a first jaw and a second jaw, wherein one of the first and second jaws is selectively movable relative to the other of the first and second jaws upon application of a closure motion to the surgical end effector. In one form, a pr ...