proctectomy ĥ直肠切除术
proctectomy e直肠切除术
proctectomy õ直肠切除术
proctectomy Ʌ直肠切除术
proctectomy u直肠切除术
mucosal proctectomy直肠粘膜切除
total proctectomy直肠全部切除术
proctectomy suturing instrument直肠缝合器
low proctectomy dixon skill低位切除