| Potts' anastomosis | Direct side-to-side anastomosis between aorta and pulmonary artery as a palliative procedure in congenital malformation of the heart. Synonym: Potts' anastomosis. (05 Mar 2000) |
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| Potts' clamp | A fine-toothed, multiple-point, vascular fixation clamp that imparts limited trauma to the vessel while securely holding it. (05 Mar 2000) |
| Potts' operation | Direct side-to-side anastomosis between aorta and pulmonary artery as a palliative procedure in congenital malformation of the heart. Synonym: Potts' anastomosis. (05 Mar 2000) |
| Potts, Willis | <person> U.S. Paediatric surgeon, 1895-1968. See: Potts' anastomosis, Potts' clamp, Potts' operation. (05 Mar 2000) |
| anastomosis | <surgery> An opening created by surgical, traumatic or pathological means between two normally separate spaces or organs. (04 May 1997) |
| anastomosis arteriovenosa | <anatomy> A vessel that directly interconnects an artery and a vein, and that acts as a shunt to bypass the capillary bed. Not to be confused with surgical anastomosis, nor with arteriovenous fistula. (12 Dec 1998) |
| anastomosis, roux-en-y | A y-shaped surgical anastomosis of any part of the digestive system which includes the small intestine as the eventual drainage site. (12 Dec 1998) |
| anastomosis, surgical | Surgical union or shunt between ducts, tubes or vessels. It may be end-to-end, end-to-side, side-to-end, or side-to-side. (12 Dec 1998) |
| aneurysm by anastomosis | A mass of dilated anastomosing vessels that produce a pulsating tumour usually in a superficial position. (05 Mar 2000) |
| arteriolovenular anastomosis | <anatomy> A vessel that directly interconnects an artery and a vein, and that acts as a shunt to bypass the capillary bed. Not to be confused with surgical anastomosis, nor with arteriovenous fistula. (12 Dec 1998) |
| arteriovenous anastomosis | <anatomy> A vessel that directly interconnects an artery and a vein, and that acts as a shunt to bypass the capillary bed. Not to be confused with surgical anastomosis, nor with arteriovenous fistula. (12 Dec 1998) |
| A-V anastomosis | <anatomy> A vessel that directly interconnects an artery and a vein, and that acts as a shunt to bypass the capillary bed. Not to be confused with surgical anastomosis, nor with arteriovenous fistula. (12 Dec 1998) |
| Beclard's anastomosis | An anastomosis between the right and the left end-branch of the deep lingual artery. Synonym: arcus raninus. (05 Mar 2000) |
| bevelled anastomosis | Anastomosis performed after cutting each of the structures to be joined in an oblique fashion. (05 Mar 2000) |
| Billroth I anastomosis | Excision of the pylorus with end-to-end anastomosis of stomach and duodenum. Synonym: Billroth I anastomosis. (05 Mar 2000) |