ileostomy, colostomy, cannula, ostomy, anastomosis, tracheostomy, urethra, glottis, anal canal, spermatic cord, fistula, dural, atrial septal defect, paracentesis, thoracentesis, suprapubic, occlusion, axilla, umbilicus, laparotomy, curette, bleb, endotracheal tube, hydrocele, tracheal, plication, thoracotomy, thoracic aorta, tamponade, iliac artery, corneal graft, prolapse, otoplasty, pleural, incision, gingiva, surgical incision, labial, pericardium, anal sphincter, suture, ventouse, catheter, cosmesis, uterine cavity, coronary sinus, diverticulum, pylorus, peritoneal cavity, ostia, comedones, sympathectomy, dehiscence, pannus, bladder, auricle, ductus arteriosus, tympanic membrane, ureters, sigmoid colon, airway, cecum, septal defect, abdominal wall, thoracic duct, patent ductus arteriosus, tricuspid valve, pulmonary valve, aspirate, septal, fibroid tumor, venous, speculum, craniotomy, laryngoscope, labia minora, mitral stenosis, papilla, arteriotomy, cautery, thoracic cavity, tubules, trocar, peritoneum, laryngectomy, eustachian tube, vagina, pessaries, bronchial tubes, percutaneous, varicose vein, vas deferens, enucleation, conjunctival, fibroma, iliac vein, atresia, gastrostomy, homograft, mitral, varices, pupillary, lumen, anus, culvert, loop, ostium, scar, cavity, cicatrix, stomas, cage, conduit, drain, grate, inlet

astomatal

colostomy, tracheostomy, tracheotomy

aperture, opening, orifice

pore