How did this idea come about? Wei Shangquan had a knot in his head and said worriedly, "Yingying, to untangle a knot, you have to see clearly what kind of knot it is, right? Even if you see it clearly, how can you untangle it without touching it? Wouldn't you have to open up the abdomen and reach in to untangle it?"
It's hard to untangle a knot through the belly. It's like trying to untangle a tied knot with two hands through a thick layer; it's like a magician performing magic from a distance—easier said than done. It's different after opening the abdomen; your eyes can see, and the doctor's hands can touch the knot, making it much easier to handle. That's why, in clinical practice, most cases at this stage where specialists will recommend switching to open surgery. Otherwise, just thinking about how to untangle the knot remotely can drive you crazy.
