Tianjin University

Jianmin Li

Shuxin Wang

Guokai Zhang

Jinhua Li

Dezhong Gao

Kunfeng Wang

Zhenxuan Hu

Sicong Liu

Weilin Lv

Yan Chen

Kaori Shigetomi

A surgical robot mechanism with single-port and multi-port minimally invasive surgery functions includes: a bracket; and a manipulator connected to the bracket, and supported by the bracket, the manipulator includes: a support arm movable along the bracket; a function conversion frame fixed on the support arm and configured for the surgical robot mechanism to switch between a single-port minimally invasive surgery mode and a multi-port minimally invasive surgery mode; a plurality of posture adjustment arm assemblies connected to the function conversion frame, each posture adjustment arm assembly configured to adjust a position and posture of a surgical tool connected thereto for performing a surgical operation.

Surgical robot mechanism with single-port and multi-port minimally invasive surgery functions

Foldable tubular construct/element with one rigid degree of freedom is of a tubular construction formed by a number of single layered annular units which are connected in sequence; each single layered annular unit is of a prism having N ridge lines; two adjacent prisms each having N sides are connected to each other by sharing a polygon with N sides formed on an intersection plane; each prism with N ridge lines is composed of N rigid planar quadrilateral facets; two adjacent single layered annular units comprise N spherical mechanisms formed by the intersections of only four planar quadrilateral facets at each apex, where N is a number greater than 3.

Foldable tubular element with one rigid degree of freedom

Growing community of inventors

Tianjin, China

Jianmin Li