Chinese Academy of Medical Sciences

Chang Ren

Lan Zhu

Dawei Sun

The present disclosure relates to the field of medical instruments, disclosing an endoscope master-slave motion control method. The endoscope includes an operating arm, a main body disposed at an end of the operating arm, a first imaging unit, a second imaging unit, and an end instrument protruding from a distal end of the main body. The method comprises: determining a current pose of a master manipulator; based on the current pose of the master manipulator and a pose relationship between the master manipulator and the end of the operating arm, determining a target pose of the end of the operating arm; based on the target pose, generating a drive instruction for driving the end of the operating arm; obtaining a first image from the first imaging unit; obtaining a second image from the second imaging unit, wherein the first image and the second image have different fields of view and include images of the end instrument; based on the first and second images, generating a composite scene image to remove an actual image of the end instrument; and generating a virtual image of the end instrument in the composite scene image.

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Beijing, China

Chang Ren