| Mason operation | Surgical procedure in which the stomach is transected high on the body. The resulting proximal remnant is joined to a loop of the jejunum in an end-to-side anastomosis. This procedure is used frequently in the treatment of morbid obesity. (12 Dec 1998) |
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| Caslick's operation | An operation for the correction of faulty conformation of the vulva of the mare, a frequent cause of low-grade vaginitis and infertility; consists of surgical closure of the dorsal portion of the vulva. (05 Mar 2000) |
| Matas' operation | An obsolete term for aneurysmoplasty. (05 Mar 2000) |
| Gigli's operation | Severance of the pubic bone a few centimeters lateral to the symphysis, in order to increase the capacity of a contracted pelvis sufficiently to permit the passage of a living child. Synonym: Gigli's operation, pelviotomy, pelvitomy. Origin: L. Pubis, pubic bone, + G. Tome, incision (05 Mar 2000) |
| Gilliam's operation | An operation for retroversion of the uterus by suturing round ligaments to abdominal wall fascia. (05 Mar 2000) |
| Gillies' operation | A technique for reducing fractures of the zygoma and the zygomatic arch through an incision in the temporal region above the hairline. (05 Mar 2000) |
| Gil-Vernet operation | Extension of a standard pyelotomy into the lower pole infundibulum through the avascular plane between the posterior and basilar segmental renal arteries. Synonym: Gil-Vernet operation. (05 Mar 2000) |
| Mayo's operation | An operation for the radical cure of umbilical hernia; the neck of the sac is exposed by two elliptical incisions, the gut is returned to the abdomen, the sac and adherent omentum are cut away, and the fascial edges of the opening are overlapped with mattress sutures. (05 Mar 2000) |
| McIndoe operation | Operation for the development of a neovagina using a split thickness skin graft over a vaginal mold. (05 Mar 2000) |
| McVay's operation | Repair of inguinal and femoral hernias by suture of the transversus abdominis muscle and its associated fasciae (transversus layer) to the pectineal ligament. (05 Mar 2000) |
| Glenn's operation | Anastomosis between the superior vena cava and the right main pulmonary artery to increase pulmonary blood flow as a palliative correction for tricuspid atresia. (05 Mar 2000) |
| Payne operation | A jejunoileal bypass for morbid obesity utilizing end-to-side anastomosis of the upper jejunum to the terminal ileum, with closure of the proximal end of the bypassed intestine. (05 Mar 2000) |
| cesarean operation | See: cesarean section, cesarean hysterectomy. (05 Mar 2000) |
| Graefe's operation | Removal of cataract by a limbal incision with capsulotomy and iridectomy. Both operations were landmarks in the field of ophthalmic surgery, iridectomy for glaucoma. (05 Mar 2000) |
| Ridell's operation | Removal of the entire anterior and inferior walls of the frontal sinus, for chronic inflammation of that cavity. (05 Mar 2000) |