Total laryngectomy is one of the effective methods to treat advanced laryngeal cancer, but patients lose their important articulatory organs and articulatory functions while the tumor is removed, so they suffer great physical and mental pain during the recovery process, especially after recovery, they cannot communicate normally with their relatives and friends, which further aggravates their psychological burden and even develop lingering mental illness, and also increases the economic burden and mental burden of their family members. It also increases the economic and mental burden of patients’ families. At present, for the reconstruction of articulation function after total laryngectomy, there are mainly esophageal articulation, electronic laryngeal articulation and application of articulation knob. The esophageal articulation method requires patients to undergo professional articulation function training. Patients swallow gas into the lower esophagus and stomach and make sounds by burping through the gas reverse into the hypopharyngeal cavity, the outgassing volume is small and the articulation cannot last, and the exercise needs professional guidance. Electronic larynx pronunciation method, without special treatment, buy pronunciation device by yourself and learn pronunciation according to the instruction of CD. Its shortcomings are electronic sound, small change of tone, single sound quality, no intonation, unable to express emotional color. Pronunciation knob pronunciation, is through the tracheoesophageal stoma valve pronunciation device, pronunciation. Blom-Singer articulation button has the following advantages: 1, sufficient articulation lung power, better lasting articulation effect and good sound quality; 2, the method is simple and easy, no need to preserve additional tissues and does not affect the complete resection of the tumor; 3, patients with previous radiotherapy, cervical contouring and other surgeries, does not increase the difficulty of surgery; 4, the operation time in the same period of total laryngectomy larynx, months or years after surgery, can be performed; 5, no significant misaspiration. 5.No obvious mis-aspiration.