Apparatus and methods for endoluminal advancement
    8.
    发明申请
    Apparatus and methods for endoluminal advancement 审中-公开
    用于腔内推进的装置和方法

    公开(公告)号:US20060287666A1

    公开(公告)日:2006-12-21

    申请号:US11154168

    申请日:2005-06-15

    IPC分类号: A61M29/00

    摘要: Apparatus and methods for endoluminal advancement are described herein. A shape-lockable tissue anchoring assembly generally has an elongate body, a handle assembly, and an anchoring assembly positioned at or proximal to a distal tip of the elongate body. A distal portion of the elongate body may optionally be steerable or curvable. The anchoring assembly may include various expandable or projecting anchoring features to contact and retain tissue relative to the elongate body such that pleated tissue is temporarily immobile relative to the elongate body. This anchoring can be actuated simultaneously with or independently from shape-locking of elongate body. The anchoring assembly can be actuated simultaneously with the shape-locking of the elongate body. Alternatively, the steerable distal portion of the elongate body can be angled against the pleated tissue to retain it while the endoscope is advanced relative to the pleated tissue.

    摘要翻译: 本文描述了腔内前进的装置和方法。 可锁定形状的组织锚固组件通常具有细长主体,手柄组件和定位在细长主体的远侧末端处或近侧的锚固组件。 细长主体的远端部分可以可选地是可操纵的或可调节的。 锚定组件可以包括各种可膨胀或突出的锚固特征,以相对于细长体接触和保持组织,使得褶皱组织相对于细长体临时固定不动。 这种锚固可以与细长体的形状锁定同时或独立地致动。 锚固组件可以与细长体的形状锁定同时致动。 或者,细长主体的可转向远端部分可以相对于打褶组织成角度,以在内窥镜相对于打褶组织前进时保持它。