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Fox William D, Nobis Rudolph H, Nuchols Richard P: Surgical stapler cartridge lockout device.. Ethicon, June 20, 1990: EP0373762-A1 (246 worldwide citation)

A lockout mechanism (90) actuable upon the firing of staples in a surgical staple cartridge (50) such that the lockout mechanism prevents the refiring of the spent staple cartridge when that cartridge remains loaded within the surgical stapler (10). In addition, the lockout mechanism will prevent re ...


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Nobis Rudolph H, Conlon Sean P: Manually articulating devices. Ethicon Endo Surgery, Nobis Rudolph H, Conlon Sean P, Moreno Victor C, December 10, 2009: WO/2009/149234 (72 worldwide citation)

A surgical device is disclosed. The device includes an elongate shaft having a distal end coupled to a proximal end of an articulation joint, and an actuation wire extending through the elongate shaft and the articulation joint. The device further includes an end effector having a distal tip coupled ...


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Nobis Rudolph H, Lu Ifung: Medical instrument having a needle knife. Ethicon Endo Surgery, November 21, 2007: EP1857061-A1 (61 worldwide citation)

A medical instrument includes a flexible sheath, a pivot base, a medical needle knife base, a medical needle knife, and a handpiece. The flexible sheath has a distal sheath portion insertable within a patient and has a proximal sheath portion. The pivot base is attached to the distal sheath portion. ...


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Nobis Rudolph H, Nalagatla Anil K, Conlon Sean P: Manually articulating devices. Ethicon Endo Surgery, Nobis Rudolph H, Nalagatla Anil K, Conlon Sean P, JOHNSON Philip S, June 26, 2008: WO/2008/076800 (58 worldwide citation)

Methods and devices are provided for controlling movement of a working end of a surgical device, and in particular for performing various surgical procedures using an instrument having an end effector that can be articulated relative to an elongate shaft of the device. In certain embodiments, the en ...


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Schulze Dale R, Hess Christopher J, Clem Michael F, Harper Kevin A, Nobis Rudolph H: Medical device that removably attaches to a bodily organ. Ethicon Endo Surgery, September 24, 2003: EP1346753-A2 (56 worldwide citation)

The present invention is a medical device for use on a bodily organ of a patient. The medical device includes a concave support element that is removably attachable to the surface of the bodily organ, thereby defining an enclosed space adjacent to the bodily organ. The enclosed space is fluidly conn ...


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Nobis Rudolph H, Lu Ifung: Apparatus for performing an endoscopic mucosal resection. Ethicon Endo Surgery, October 31, 2007: EP1849424-A1 (52 worldwide citation)

A surgical device including an elongated shaft having a distal end and a proximal end, an arm pivotally connected to the distal end and moveable through a dissection plane, and a cutting element disposed on the arm and adapted to move from an un-deployed configuration to a deployed configuration, wh ...


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Davison Mark A, Kelly William D, Nobis Rudolph H, Reckelhoff Jerome E: Endoscopic ligation and division instrument.. Ethicon, November 10, 1993: EP0569223-A1 (43 worldwide citation)

An endoscopic surgical apparatus capable of ligation and division. The apparatus has a frame (25) and a tubular shaft (20) attached to said frame. Also attached to the frame is a handle (65). The apparatus has ligating means (190) and cutting means (600). Actuation means are mounted to the apparatus ...


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Stefanchik David, Reckelhoff Jerome E, Nobis Rudolph H, Murray Michael A, Burbank John E: Endoscopic multiple ligating clip applier.. Ethicon, October 28, 1992: EP0510826-A1 (40 worldwide citation)

An endoscopic clip applying system as described which contains a venting system and a clip applying support system which prevents closure of the mechanism before firing. Also, the system ensures proper loading of the clips and prevents them from falling out during loading. Further, the system descri ...


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Nobis Rudolph H, Vanoverloop Ronald R, Cronin Michael D, Hamblin Steven W: Fast closure device for linear surgical stapling instrument.. Ethicon, November 19, 1992: EP0514185-A1 (32 worldwide citation)

A fast closure mechanism for a linear surgical stapling device as described. This comprises a double four-bar linkage which operates to both place a retaining pin into an anvil and properly and quickly approximate the staple cartridge to the anvil. Thereafter, a gap-setting screw is used so that the ...