Motion-compensated micro-forceps system and method

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United States of America Patent

PATENT NO 9872692
SERIAL NO

14261264

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Abstract

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A motion-compensated micro-forceps system, including a manually-operable micro-forceps assembly having a plurality of moveable grasping elements; a motor assembly operatively connected to the plurality of moveable grasping elements; an optical detection system having an optical fiber attached to the manually-operable micro-forceps assembly at a fixed axial distance relative to a distal-most end of the plurality of moveable grasping elements; and a motor controller configured to communicate with the optical detection system and the motor assembly to provide motion compensation of the plurality of moveable grasping elements of the manually-operable micro-forceps, wherein the optical detection system is configured to output a signal for the determination of a distance of the plurality of moveable grasping elements of the micro-forceps to a target during operation, and wherein the motor controller is configured to provide feedback control signals to the motor assembly for motion compensation for both hand tremor and for hand-action-induced motions.

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Patent Owner(s)

Patent OwnerAddress
THE JOHNS HOPKINS UNIVERSITY3400 N CHARLES STREET BALTIMORE MD 21218-2695

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gehlbach, Peter L Monkton, US 11 357
Kang, Jin U Ellicott City, US 30 809

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