Left atrial appendage occluder detachment treated with transthoracic ultrasound combined with digital subtraction angiography guided catcher: A case report

Figure 3 Second surgery. A: Catcher capture blocker; B: Successful capture of the occluder and injected ice salt water along the sheath to soften the occluder; C: Partial recovery of the occluder into the sheath and withdrawal from the sheath; D: Complete recovery of the occluder into the sheath; E: Successful removal of the occluder.