1
Brian Hoffman
David Q Larkin, Brian D Hoffman, Paul W Mohr: Synthetic representation of a surgical instrument. Intuitive Surgical, Patent Dept, Intuitive Surgical, July 30, 2009: US20090192523-A1

A synthetic representation of a tool for display on a user interface of a robotic system. The synthetic representation may be used to show force on the tool, an actual position of the tool, or to show the location of the tool when out of a field of view. A three-dimensional pointer is also provided ...


2
Brian Hoffman
Wenyi Zhao, Christopher J Hasser, William C Nowlin, Brian D Hoffman: Methods and systems for robotic instrument tool tracking. Intuitive Surgical, Intellectual Property Dept, Intutive Surgical, April 2, 2009: US20090088897-A1

In one embodiment of the invention, a method for a robotic system is disclosed to track one or more robotic instruments. The method includes generating kinematics information for the robotic instrument within a field of view of a camera; capturing image information in the field of view of the camera ...


3
Brian Hoffman
Wenyi Zhao, Christopher J Hasser, William C Nowlin, Brian D Hoffman: Methods of locating and tracking robotic instruments in robotic surgical systems. Intuitive Surgical, Intellectual Property Dept, Intutive Surgical, April 2, 2009: US20090088773-A1

In one embodiment of the invention, a method is disclosed to locate a robotic instrument in the field of view of a camera. The method includes capturing sequential images in a field of view of a camera. The sequential images are correlated between successive views. The method further includes receiv ...


4
Brian Hoffman
Wenyi Zhao, Christopher J Hasser, William C Nowlin, Brian D Hoffman: Tool tracking systems and methods for image guided surgery. Intuitive Surgical, Intellectual Property Dept, Intutive Surgical, April 2, 2009: US20090088634-A1

In one embodiment of the invention, a tool tracking system is disclosed including a computer usable medium having computer readable program code to receive images of video frames from at least one camera and to perform image matching of a robotic instrument to determine video pose information of the ...


5
Brian Hoffman
Wenyi Zhao, Chenyu Wu, David Hirvonen, Tao Zhao, Brian D Hoffman, Simon Dimaio: Robust sparse image matching for robotic surgery. Intuitive Surgical, Patent Dept, Intuitive Surgical Operations, July 1, 2010: US20100166323-A1

Systems, methods, and devices are used to match images. Points of interest from a first image are identified for matching to a second image. In response to the identified points of interest, regions and features can be identified and used to match the points of interest to a corresponding second ima ...


6
Brian Hoffman
Brandon D Itkowitz, Daniel J Halabe, Tao Zhao, Simon Dimaio, Christopher J Hasser, Catherine J Mohr, Paul W Mohr, David Q Larkin, Wenyi Zhao, Brian D Hoffman: Synthetic representation of a surgical robot. Intuitive Surgical, Patent Dept, Intuitive Surgical, July 30, 2009: US20090192524-A1

A synthetic representation of a robot tool for display on a user interface of a robotic system. The synthetic representation may be used to show the position of a view volume of an image capture device with respect to the robot. The synthetic representation may also be used to find a tool that is ou ...


7
Brian Hoffman
Wenyi Zhao, Chenyu Wu, David Hirvonen, Christopher J Hasser, Brian E Miller, Catherine J Mohr, Myriam J Curet, Tao Zhao, Simon Dimaio, Brian D Hoffman: Efficient 3-d telestration for local robotic proctoring. Intuitive Surgical, Patent Dept, Intuitive Surgical Operations, July 1, 2010: US20100164950-A1

An apparatus is configured to show telestration in 3-D to a surgeon in real time. A proctor is shown one side of a stereo image pair, such that the proctor can draw a telestration line on the one side with an input device. Points of interest are identified for matching to the other side of the stere ...


8
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 ...


9
Brian Hoffman
David Scott, Wenyi Zhao, Brian D Hoffman, John D Stern, Tao Zhao: Augmented stereoscopic visualization for a surgical robot using a captured visible image combined with a fluorescence image and a captured visible image. Intuitive Surgical, Patent Dept, Intuitive Surgical, October 29, 2009: US20090268012-A1

An endoscope with a stereoscopic optical channel is held and positioned by a robotic surgical system. A capture unit captures (1) a visible first image and (2) a visible second image combined with a fluorescence second image from the light. An intelligent image processing system receives (1) the vis ...


10
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 ...



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