Department of Anorectal Disease;
Shenyang Coloproctology Hospital;
Shenyang 110000;
Liaoning Province;
China;
Department of Anorectal Disease;
Shenyang Hospital of Traditional Chinese Medicine;
Shenyang 110000;
Liaoning Province;
China;
First Department of General Surgery;
The Third People’s Hospital of Dalian;
Dalian 116000;
Liaoning Province;
China;
TST36 stapler; Rectocele; Internal rectal prolapse; Outlet obstructive constipation; Longo obstructed defecation syndrome score; Constipation;