operation /op·er·a·tion/ (op″er-a´shun)
1. any action performed with instruments or by the hands of a surgeon; a surgical procedure.
2. any effect produced by a therapeutic agent.op´erative
Albee's operation an operation for ankylosis of the hip.
Babcock's operation a technique for eradication of varicose veins by extirpation of the saphenous vein.
Bassini operation plastic repair of inguinal hernia.
Beer's operation a flap method for cataract.
Belsey Mark IV operation an operation for gastroesophageal reflux performed through a thoracic incision; the fundus is wrapped 270 degrees around the circumference of the esophagus, leaving its posterior wall free.
Billroth's operation partial resection of the stomach with anastomosis to the duodenum (Billroth I) or to the jejunum (Billroth II). 
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Blalock-Taussig operation side-to-side anastomosis of the left subclavian artery to the left pulmonary artery to shunt some of the systemic circulation into the pulmonary circulation; performed as palliative treatment of tetralogy of Fallot or other congenital anomalies associated with insufficient pulmonary arterial flow.
Browne operation a type of urethroplasty for hypospadias repair, in which an intact strip of epithelium is left on the ventral surface of the penis to form the roof of the urethra, and the floor of the urethra is formed by epithelialization from the lateral wound margins.
Brunschwig operation pancreatoduodenectomy performed in two stages.
Caldwell-Luc operation
1. antrostomy in which an opening is made into the maxillary sinus via an incision into the supradental fossa opposite the premolar teeth.
2. in compound zygomaticomaxillary fractures, a method of packing of the maxillary sinus to allow reduction of displaced fragments of the zygoma by upward and outward pressure.
Cotte's operation removal of the presacral nerve.
Daviel's operation extraction of a cataract through a corneal incision without cutting the iris.
Denis Browne operation Browne o.
Dührssen operation vaginal fixation of the uterus.
Dupuy-Dutemps operation blepharoplasty of the lower lid with tissue from the upper lid.
Elliot's operation sclerectomy by trephine.
equilibrating operation tenotomy of the direct antagonist of a paralyzed eye muscle.
exploratory operation incision into a body area to determine the cause of unexplained symptoms.
flap operation
1. any operation involving the raising of a flap of tissue.
2. in periodontics, an operation to secure greater access to granulation tissue and osseous defects, consisting of detachment of the gingivae, the alveolar mucosa, and/or a portion of the alveolar mucosa.
Fothergill operation an operation for uterine prolapse by fixation of the cardinal ligaments.
Frazier-Spiller operation trigeminal rhizotomy using an approach through the middle cranial fossa.
Fredet-Ramstedt operation pyloromyotomy.
Frost-Lang operation insertion of a gold ball in place of an enucleated eyeball.
Gonin's operation thermocautery of the fissure in the retina, performed through an opening in the sclera, for retinal detachment.
Hartmann's operation resection of a diseased portion of the colon, with the proximal end of the colon brought out as a colostomy and the distal stump or rectum being closed by suture.
Kelly's operation see under plication.
King's operation arytenoidopexy.
Kraske's operation removal of the coccyx and part of the sacrum for access to a rectal carcinoma.
Lagrange's operation sclerectoiridectomy.
Le Fort's operation , Le Fort-Neugebauer operation uniting the anterior and posterior vaginal walls at the middle line to repair or prevent uterine prolapse.
Lorenz's operation an operation for congenital dislocation of the hip.
McBurney operation radical surgery for the cure of inguinal hernia.
Macewen's operation an operation for the radical cure of hernia by closing the internal ring with a pad made of the hernial sac.
McDonald operation an operation for incompetent cervix, in which the cervical os is closed with a purse-string suture.
McGill's operation suprapubic transvesical prostatectomy.
McVay operation see under repair.
Manchester operation Fothergill o.
Marshall-Marchetti-Krantz operation suture of the anterior portion of the urethra, vesical neck, and bladder to the posterior surface of the pubic bone for correction of stress incontinence.
Motais' operation transplantation of a portion of the tendon of the superior rectus muscle of the eyeball into the upper lid, for ptosis.
Partsch's operation a technique for marsupialization of a dental cyst.
radical operation one involving extensive resection of tissue for complete extirpation of disease.
Ramstedt's operation pyloromyotomy.
Saemisch's operation transfixion of the cornea and of the base of the ulcer for cure of hypopyon.
Shirodkar's operation an operation for incompetent cervix in which the cervical os is closed with a surrounding purse-string suture.
Wertheim's operation radical hysterectomy.
Ziegler's operation V-shaped iridectomy for forming an artificial pupil.
Sae·misch's operation (s  m sh z)n. Incision of the cornea to evacuate pus. |
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