Puncture outfit for laparoscope

The puncture outfit for the laparoscope comprises a cannula fixing seat, a cannula, a puncture needle fixing seat and a puncture needle, and the puncture needle penetrates through the cannula; the part, located on the lower side of the sleeve fixing base, of the sleeve is connected with a baffle assembly, the baffle assembly comprises a lantern ring arranged on the outer side of the sleeve in a sleeving mode, the lantern ring is connected with the sleeve in a sliding mode, and the outer side wall of the lantern ring is connected with a circle of flange. The baffle assembly further comprises a movable plate, the movable plate is provided with a limiting inner hole, the limiting inner hole is provided with an arc inner wall located on the same virtual spherical surface, and the upper side and the lower side of the arc inner wall are each provided with a limiting inner wall extending in the radial direction of the sleeve. The flange abuts against the arc inner wall. The upper side of the baffle assembly is conne