1
Carl McVey
Carl McVey: Relating to a ratchet machanism. RWO, Parmelee Miller Welsh & Kratz, December 18, 1990: US04977795 (7 worldwide citation)

A ratchet mechanism comprising a rotatable member incorporating a toothed periphery, the rotatable member being suitably mounted to allow free rotation thereof, a pawl incorporating apparatus for engaging the toothed periphery, the pawl being suitably mounted to permit movement thereof from a positi ...


2
Thomas Huitema, Richard P Nuchols, Bryan D Knodel: Articulation transmission mechanism for surgical instruments. Ethicon Endo Surgery, Matthew S Goodwin, October 20, 1998: US05823066 (513 worldwide citation)

An articulating surgical instrument with an articulation transmission assembly for remotely articulating the end effector of the instrument includes a body with a housing mounted on the instrument, oscillating and rotating members, and an actuator rotatably mounted on the housing and secured to the ...


3
W Thomas Novak, Zahirudeen Premji, Uday G Nayak, Akimitsu Ebihara: Precision motion stage with single guide beam and follower stage. Nikon Precision, Norman R Klivans, Skjerven Morrill MacPherson Franklin & Friel, April 29, 1997: US05623853 (375 worldwide citation)

An XY stage for precision movement for use in aligning a wafer in a microlithography system. A main stage supporting the wafer straddles a movable beam that is magnetically driven in a first linear direction in the XY plane. A follower stage, mechanically independent of the main stage, also moves in ...


4
William A Thomas Jr: Control device having multiple degrees of freedom. LTV Aerospace and Defense Company, Arnold White & Durkee, July 7, 1992: US05128671 (354 worldwide citation)

A hand-held joystick has spaced-apart groups of accelerometers and is free to move or rotate on multiple axes. Each group has, for example, three mutually perpendicular accelerometers, with each one producing an electrical signal responsive to linear acceleration along one axis. The signals are comb ...


5
George S Allen, Robert L Galloway Jr, Robert J Maciunas, Charles A Edwards II, Martin R Zink: Interactive image-guided surgical system. Kenyon & Kenyon, September 1, 1992: US05142930 (347 worldwide citation)

An interactive system for guiding the use of a surgical tool uses at least one imaging technique, such as CT scanning. A mechanical arm has a fixed base at a first end and a tool holder that holds the surgical tool at a second end. A display displays one or more images from the image space of a pati ...


6
Daniel T Wallace, S Christopher Anderson, Scott Manzo: Platform link wrist mechanism. Intuitive Surgical, April 6, 2010: US07691098 (326 worldwide citation)

The present invention provides a robotic surgical tool for use in a robotic surgical system to perform a surgical operation. The robotic surgical tool includes a wrist mechanism disposed near the distal end of a shaft which connects with an end effector. The wrist mechanism includes a distal member ...


7
Charles J Jacobus, Alan J Riggs, Mark J Taylor: Force feedback system. Cybernet Systems Corporation, Gifford Krass Groh Sprinkle Patmore Anderson & Citkowski, May 13, 1997: US05629594 (318 worldwide citation)

A system and method for providing a tactile virtual reality to a user is present. The position and orientation of the user is utilized to generate a virtual reality force field. Forces are in turn generated on the user as a function of this force field. A six-axis manipulator is presented for provid ...


8
Brad A Armstrong: 6 Degrees of freedom controller with capability of tactile feedback. December 31, 1996: US05589828 (253 worldwide citation)

Described and shown is a six degree of freedom physical to electrical converter with capability of tactile feedback, specifically, a human hand operated input controller with the capability of vibration feedback in the handle. Two embodiments, each capable of translating complex three dimensional li ...


9
Charles J Jacobus, Alan J Riggs, Mark J Taylor: Method and system for providing a tactile virtual reality and manipulator defining an interface device therefor. Cybernet Systems Corporation, Brooks & Kushman, February 14, 1995: US05389865 (241 worldwide citation)

An system and method for providing a tactile virtual reality to a user is present. The position and orientation of the user is utilized to generate a virtual reality force field. Forces are in turn generated on the user as a function of this force field. A six-axis manipulator is presented for provi ...


10
Patrick J Fischer: Actuator assembly. United Kingdom Atomic Energy Authority, William R Hinds, December 21, 1993: US05271290 (222 worldwide citation)

An actuator assembly (14) suitable for use in a hand controller (10) with six degrees of freedom of movement consists of a pair of arms (20) each secured at one end to a respective rotary actuator (26), and at the other end secured to a common universal joint (21). The arms (20) are coupled directly ...



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