Schanz operation. Palliative femoral valgus osteotomy as a treatment for irreducible hip dislocation, usually in cases of cerebral palsy; results in pain relief and improved range of motion
Schauta operation. Hysterectomy with resection of adnexa, lymphatics, and other tissues, with approach and removal of tissue via the vaginal orifice.
Schede procedure. Thoracoplasty in which necrotic bone and tissue is removed to unroof an empyema and
promote the growth of healthy granulation tissue.
Scheie procedure. Peripheral iridectomy with scleral cauterization to treat glaucoma.
Seldinger technique. Insertion of a needle into the target in order to place a catheter; a guidewire is passed through the needle, the needle is removed, and a catheter is passed along the guidewire.
Senning procedure. Surgical construction of two interatrial channels for crossing the systemic and pulmonary venous circulations in transposition of the great vessels.
Shirodkar operation. Placement of purse-string sutures in the cervix uteri to prevent dilation of the cervix; a treatment for incompetent cervix that may be performed during early pregnancy or before pregnancy.
Sistrunk operation. Surgical excision of thyroglossal cysts and sinuses.
Smith operation. Intracapsular cataract removal for immature cataract.
Smithwick operation. Surgical resection of a sympathetic nerve.
Soave procedure. Transanal single-stage surgical excision and endorectal pull-through procedure to treat
Hirschsprung’s disease; diseased distal bowel is excised and the end is sutured to form a new rectum.
Ssabanejew–Frank operation. Gastrostomy with suture of a cone of stomach wall to the skin as the stoma site.
Stamey procedure. Surgical suspension of the urethra of each side, with sutures placed into anchoring tissues of the bladder neck or pubic bone using a vaginal approach; for female stress incontinence.
State operation. Excision of a segment of diseased colon with end-to-end anastomosis of the rectum and colon, usually as a treatment for congenital megacolon.
Sugiura procedure. Devascularization of the abdominal esophagus and proximal stomach performed with
esophageal transection and stapling to treat esophageal varices.
Swanson’s arthroplasty. Silicone interpositional arthroplasty for the proximal interphalangeal joint.
Swenson procedure. Ileoanal pull-through procedure with preservation of the anal sphincters after excision of the rectum and segment of diseased colon; performed to repair congenital megacolon
Syme’s amputation. Removal of the malleoli in amputation of the foot at the ankle