Magnetic-anchored robotic system

摘要

A surgical system includes an external anchor, an internal anchor and an instrument. The external anchor is adapted to be positioned outside a body. The internal anchor is adapted to be inserted into the body via a single entrance port, positioned inside the body and magnetically coupled with the external anchor. The instrument is adapted to be inserted into the body via the single entrance port and secured to the internal anchor. The instrument includes an end-effector that has multiple degrees of movement via multiple axes.

主权项

1. A surgical entrance port, comprising:
an outer portion at a first end of the surgical entrance port, the outer portion having a first maximum outer dimension, the outer portion disposed adjacent to an abdominal wall; an in vivo portion at a second end of the surgical entrance port, the in vivo portion having a second maximum outer dimension that is smaller than the first maximum outer dimension, the in vivo portion extending into a cavity in the abdominal wall, wherein an inner surface is defined along a through-hole of the surgical entrance port, and the inner surface comprises a plurality of recesses directed towards an outer surface of the surgical entrance port; wherein each of the plurality of recesses is operable to receive a cable therethrough; wherein the through-hole is operable to receive a surgical anchor therethrough when a cable is received within one or more of the plurality of recesses; wherein a diameter of the surgical entrance port is about 1.5 cm to about 2 cm; and wherein a length of the entrance port is greater than the diameter of the surgical entrance port.