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United States of America Patent

APP PUB NO 20140261453A1
SERIAL NO

13795133

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A robotically controlled surgical system includes a guidewire coupled to a catheter, an active drive system coupled to the guidewire and configured to drive the guidewire in an axial direction; a sensor positioned proximate the guidewire and configured to detect optical characteristics of a surface of the guidewire, and a computer coupled to the sensor. The computer programmed to drive the guidewire in the axial direction a desired distance, detect a first pattern on the surface of the guidewire when the guidewire is at a first axial position, detect a second pattern on the surface of the guidewire when the guidewire is at a second axial position, calculate an actual distance that the guidewire has actually traveled based on the detected first and second patterns, and compare the desired distance to the actual distance.

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Patent Owner(s)

Patent OwnerAddress
HANSEN MEDICAL INC800 E MIDDLEFIELD ROAD MOUNTAIN VIEW CA 94043

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Carlson, Christopher R Menlo Park, US 85 7956

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