System and method for aligning with a reference target

    公开(公告)号:US10064689B2

    公开(公告)日:2018-09-04

    申请号:US15126983

    申请日:2015-03-17

    Abstract: A system and method of aligning with a reference target includes a computer-assisted medical device. The computer-assisted medical device includes an orientation platform, one or more first joints proximal to the orientation platform, one or more second joints distal to the orientation platform, one or more links distal to the orientation platform, a reference instrument coupled to the orientation platform by the second joints and the links; and a control unit coupled to the first joints and the second joints. The control unit determines a pose of the reference instrument. The pose includes a reference point and a reference orientation. The control unit further positions the orientation platform over the reference point using the first joints, rotates the orientation platform to align the orientation platform with the reference orientation using the first joints, and maintains the pose of the reference instrument using the second joints.

    SYSTEMS AND METHODS FOR CONTROL OF IMAGING INSTRUEMENT ORIENTATION

    公开(公告)号:US20170188792A1

    公开(公告)日:2017-07-06

    申请号:US15262932

    申请日:2015-03-17

    Abstract: A medical imaging system comprises a teleoperational assembly and a processing unit including one or more processors. The processing unit is configured for receiving a roll position indicator for an imaging instrument coupled to the teleoperational assembly. The imaging instrument has a view angle greater than 0° relative (e.g., 30 degrees) to an optical axis of the imaging instrument. The processing unit is further configured for obtaining first image data from the imaging instrument coupled to the teleoperational assembly at a first roll position and for obtaining subsequent image data from the imaging instrument coupled to the teleoperational assembly at a second roll position. The processing unit is further configured for coordinating a roll movement of the imaging instrument between the first and second roll positions with a transition between presentation of the first image data and the subsequent image data.

    RATCHETING FOR MASTER ALIGNMENT OF A TELEOPERATED MINIMALLY INVASIVE SURGICAL INSTRUMENT
    149.
    发明申请
    RATCHETING FOR MASTER ALIGNMENT OF A TELEOPERATED MINIMALLY INVASIVE SURGICAL INSTRUMENT 有权
    用于远程微型外科手术仪器的主对齐

    公开(公告)号:US20130245641A1

    公开(公告)日:2013-09-19

    申请号:US13839438

    申请日:2013-03-15

    Abstract: A minimally-invasive surgical system includes a slave surgical instrument having a slave surgical instrument tip and a master grip. The slave surgical instrument tip has an alignment in a common frame of reference and the master grip, which is coupled to the slave surgical instrument, has an alignment in the common frame of reference. An alignment error, in the common frame of reference, is a difference in alignment between the alignment of the slave surgical instrument tip and the alignment of the master grip. A ratcheting system (i) coupled to the master grip to receive the alignment of the master grip and (ii) coupled to the slave surgical instrument, to control motion of the slave by continuously reducing the alignment error, as the master grip moves, without autonomous motion of the slave surgical instrument tip and without autonomous motion of the master grip.

    Abstract translation: 微创手术系统包括具有从动手术器械尖端和主把手的从动手术器械。 从属外科器械尖端具有在公共参考系中的对准,并且联接到从动手术器械的主把手具有在公共参照系中的对准。 在通用参考系中的对准误差是从动外科器械尖端的对准与主把手对准之间的对准差异。 棘轮系统(i)联接到主把手以接收主握柄的对准并(ii)联接到从动手术器械,以通过连续减小对准误差来控制从动装置的运动,如主掌握移动,而没有 从动手术器械尖端的自主运动和主手柄的自主运动。

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