1
Brian Hoffman
David Scott, Wenyi Zhao, Christopher J Hasser, Brian D Hoffman, Ian McDowall, Catherine J Mohr, John D Stern: Augmented stereoscopic visualization for a surgical robot using time duplexing. Intuitive Surgical, Patent Dept, Intuitive Surgical, October 29, 2009: US20090270678-A1

An endoscope with a stereoscopic optical channel is again held and positioned by a robotic surgical system. A capture unit captures (1) at a first time, a first image from light from the channel; and (2) at a second time different from the first time, a second image from the light. Only one of the f ...


2
Brian Hoffman
David D Scott, Wenyi Zhao, Christopher J Hasser, Brian D Hoffman, Paul Lilagan, Ian McDowall, Catherine J Mohr, John D Stern, Tao Zhao: Augmented stereoscopic visualization for a surgical robot. Intuitive Surgical, Patent Dept, Intuitive Surgical, October 29, 2009: US20090268015-A1

A robotic surgical system positions and holds an endoscope. A visible imaging system is coupled to the endoscope. The visible imaging system captures a visible image of tissue. An alternate imaging system is also coupled to the endoscope. The alternate imaging system captures a fluorescence image of ...


3
Ian McDowall, Mark Bolas: Multi-person stereo display system. Fakespace Labs, K David Crockett Esq, Crockett & Crockett, March 18, 2003: US06535241 (52 worldwide citation)

The multi-person stereo display system permits several independent viewers to see different stereo images on a single projection surface. This is accomplished through the innovative use of video multiplexing, software, control electronics, and special viewing glasses. The system is particularly usef ...


4
Ian McDowall, Mark Bolas: Multi-person stereo display system. Fakespace Labs, Crockett & Crockett, K David Crockett Esq, August 2, 2005: US06924833 (45 worldwide citation)

The multi-person stereo display system permits several independent viewers to see different stereo images on a single projection surface. This is accomplished through the innovative use of video multiplexing, software, control electronics, and special viewing glasses. The system is particularly usef ...


5
Russell C Mead Jr, Ian McDowall, Mark Bolas: Gimbal-mounted virtual reality display system. Fakespace Labs, K David Crockett Esq, Crockett & Crockett, August 10, 2004: US06774870 (14 worldwide citation)

A compliant structure which includes a means for sensing translation and rotation of a top plate is disclosed. The structure is composed of a base plate and three supporting legs. The legs are compliant. The deflections of the structure are substantially in a plane and the translation and twist of t ...


6
David Scott, Wenyi Zhao, Christopher J Hasser, Brian D Hoffman, Paul Lilagan, Ian McDowall, Catherine J Mohr, John D Stern, Tao Zhao: Augmented stereoscopic visualization for a surgical robot. Intuitive Surgical Operations, May 1, 2012: US08169468 (11 worldwide citation)

A robotic surgical system positions and holds an endoscope. A visible imaging system is coupled to the endoscope. The visible imaging system captures a visible image of tissue. An alternate imaging system is also coupled to the endoscope. The alternate imaging system captures a fluorescence image of ...


7
Ian McDowall: Increased resolution and dynamic range image capture unit in a surgical instrument and method. Intuitive Surgical Operations, May 27, 2014: US08734328 (10 worldwide citation)

In a minimally invasive surgical system, an image capture unit includes a prism assembly and sensor assembly. The prism assembly includes a beam splitter, while the sensor assembly includes coplanar image capture sensors. Each of the coplanar image capture sensors has a common front end optical stru ...


8
Russell C Mead Jr, Mark Bolas, Ian McDowall: Gimbal-mounted virtual reality display system. Fakespace Labs, K David Crockett Esq, Crockett & Crockett, May 28, 2002: US06396462 (8 worldwide citation)

A compliant structure which includes a means for sensing translation and rotation of a top plate is disclosed. The structure is composed of a base plate and three supporting legs. The legs are compliant. The deflections of the structure are substantially in a plane and the translation and twist of t ...


9
Ian McDowall: Image capture unit in a surgical instrument. Intuitive Surgical Operations, March 18, 2014: US08672838 (6 worldwide citation)

In a minimally invasive surgical system, an image capture unit includes a prism assembly and sensor assembly. The prism assembly includes a beam splitter, while the sensor assembly includes coplanar image capture sensors. Each of the coplanar image capture sensors has a common front end optical stru ...


10
Stephen J Blumenkranz, Gregory W Dachs II, Ian McDowall, Christopher J Hasser: Optic fiber connection for a force sensing instrument. Intuitive Surgical Operations, June 11, 2013: US08463439 (4 worldwide citation)

In one embodiment, a surgical instrument includes a housing linkable with a manipulator arm of a robotic surgical system, a shaft operably coupled to the housing, a force transducer on a distal end of the shaft, and a plurality of fiber optic strain gauges on the force transducer. In one example, th ...



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