stent造句
1. We have advocated initial endoscopic stenting for bile duct strictures after open cholecystectomy.
2. Placement of large bore plastic biliary stents was a good initial treatment for cholangitis or jaundice when present.
3. Also reassuring are animal studies in which these stents have shown excellent biological tolerance and no dysplastic changes have been noted.
4. Secondly, dilatation of the stents allows a graduated and controlled reduction in portal pressure.
5. Sphincterotomy is sometimes performed to facilitate biliary stenting, and consequent haemorrhage may occasionally be a cause of death.
6. While larger diameter stents remain patient longer than smaller diameter ones, many are blocked five to six months after insertion.
7. Since then these stents have been used in bile ducts for malignant obstructive jaundice and are placed either percutaneously or endoscopically.
8. The role of endoscopic stenting for postoperative biliary strictures is still debated.
9. Self expandable biliary stents have been used for palliative treatment of malignant biliary strictures.
10. Dyspnea were immediately relief after the stent placement.
11. Coronary angiography revealed total occlusion of a stent in the circumflex artery, where another was deployed—his 67th stent.
12. Incomplete stent apposition persisted in all 51 lesions at 6-month follow-up.
13. Sometimes a stent is placed in the artery during angioplasty.
14. But the company's Cypher stent, used to prop open heart arteries that have been cleared of plaque, continued to suffer big sales declines in the United States and overseas.
15. After rectal stent was slenderized in ice water, it was inserted into the strictured rectum by hand or sigmoidoscope.
16. Their use in malignant strictures provides immediate drainage, avoiding the early complications encountered with plastic stents.
17. Extended follow up is required, to assess the longterm effects, particularly the stricture recurrence rate after final stent removal.
18. This was successfully treated by the insertion of a Palmaz stent within the hepatic vein.
19. In addition, the procedure usually takes longer and an endoscope of a greater diameter is used when biliary stenting is performed.
20. This may partially explain the better results seen here compared with those obtained with metal stents in postsurgical strictures.
21. Subsequent modifications in the technique resulted in long term maintenance of shunt patency and infrequent migration of the internal stents.
22. No dilatation was performed before or after insertion of the metal mesh stent whose complete expansion is spontaneously achieved after five days.
23. Patients presenting with obstructive jaundice caused by bile duct stricture may be managed by either surgery or stenting.
24. This can sometimes be avoided by the use of a newly developed stent exchanger.
25. The pathological changes of tunica media were reversible, without vasomotion and play a stent role only.
26. The effect of superficial magnetic film on vascular endothelialization for the 316L medical stainless steel stent was investigated in this study.
27. Methods: 2 patients with postpneumectomic bronchopleural fistula were treated by the covered tracheal stent.
28. The invention relates to a preparation method of an L-DOPA (levodopa) modified organic-inorganic composite medicine slow release stent coating.
29. Objective: To probe into the operative methods and clinical effect of Ni-Ti shape memory alloy stent in treating postoperative urethral stricture of hypospadia.
30. The early complication was hyperamylasemia,[/stent.html] while occlusion of the stent was a late complication.
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