Or— perhaps most painfully— cautery, which involved lancing the lymph nodes with a red-hot poker to release the blackened pus within.

或者——也许最痛苦的——烧灼术，它涉及用烧红的拨淋巴结以释放里面变黑的液。

This treatment essentially uses cautery to cut and destroy the pathway, essentially boarding off the secret back door, leaving behind only one connection between the atria and the ventricles, the AV node.

这种治疗手段主过烧灼来断和破坏旁路，最终封闭这些秘密的后门，只留下一条心房往心室的道路，即房室结。