| Caldwell-Luc operation | An intraoral procedure for opening into the maxillary antrum through the supradental (canine) fossa above the maxillary premolar teeth. Synonym: intraoral antrostomy, Luc's operation. (05 Mar 2000) |
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| capital operation | An obsolete term for an operation of such magnitude or involving vital organs to such an extent that it is per se dangerous to life. (05 Mar 2000) |
| Carmody-Batson operation | Reduction of fractures of the zygoma and zygomatic arch through an intraoral incision above the maxillary molar teeth. (05 Mar 2000) |
| radical operation for hernia | An operation by which the hernia is not only reduced, but the hernial defect is also repaired. (05 Mar 2000) |
| Madlener operation | Tubal sterilization by clamp and tie. (05 Mar 2000) |
| major operation | An extensive, relatively difficult surgical procedure involving vital organs and/or in itself hazardous to life. (05 Mar 2000) |
| Ramstedt operation | Longitudinal incision through the anterior wall of the pyloric canal to the level of the submucosa, to treat hypertrophic pyloric stenosis. Synonym: Fredet-Ramstedt operation, Ramstedt operation. Origin: pyloro-+ G. Mys, muscle, + tome, incision (05 Mar 2000) |
| Manchester operation | A vaginal operation for prolapse of the uterus, consisting of cervical amputation and parametrial fixation (cardinal ligaments) anterior to the uterus. Synonym: Fothergill's operation. Origin: Manchester, England (05 Mar 2000) |
| Rastelli's operation | An operation for transposition of the great arteries plus ventricular septal defect and LV outflow obstruction; employs an intraventricular tunnel repair and a rerouting valved extracardiac conduit. For "anatomic" repair of transposition of the great arteries (ventriculoarterial discordance) with ventricular septal defect and left ventricular outflow tract obstruction; conduits are used to create left ventricular to aortic continuity and right ventricular to pulmonary artery continuity. All septal defects are obliterated as are any previously constructed palliative shunts. (05 Mar 2000) |
| Mann-Williamson operation | <surgery> An operation performed on experimental animals (dogs) in research on peptic ulcer, the duodenum with its alkaline secretions being transplanted into the ileum and the cut end of the jejunum anastomosed to the pylorus. The animals develop ulcers in the jejunum which directly receives the gastric juice. (05 Mar 2000) |
| Recamier's operation | Curettage of the uterus. (05 Mar 2000) |
| Marshall-Marchetti-Krantz operation | An operation for urinary stress incontinence, performed retropubically. (05 Mar 2000) |
| 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) |
| 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) |