| 词汇 | example_english_valve-replacement |
| 释义 | valve replacementcollocation in Englishmeanings of valveand replacementThese words are often used together. Click on the links below to explore the meanings. Or, see other collocations with replacement or valve. valve noun[C] uk /vælv/ us /vælv/ a device that opens and closes to control the flow of liquids or gases, or a similar structure in the heart and the veins that controls the flow ... See more at valve replacement noun uk /rɪˈpleɪs.mənt/ us /rɪˈpleɪs.mənt/ the process of replacing something with ... See more at replacement Examples of valve replacementThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. The probability of survival 20 years after aortic valvuloplasty was 94% with freedom from valve replacement, and freedom from reoperation 73% and 63% respectively. The thrombosis necessitated valvereplacement surgery with a porcine bioprosthesis at 22 weeks gestation. Non-immune causes for haemolysis require treatment of the underlying cause, for example, cessation of drugs, treatment of sepsis and prosthetic valvereplacement. There were two major complications in the survivors-hemopericardium in one and a disruption of aortic valve necessitating an aortic valvereplacement in the other. In contrast, of thefivecases in whom valvereplacement was performed, two died in the intraoperative period. Twenty-four patients (7.6 %) had received valvereplacement with a prosthetic valve. We should perhaps have a lower threshold for primary valvereplacement in this group. Hemodynamic determinants of prognosis of aortic valvereplacement in critical aortic stenosis and advanced congestive heart failure. The patient underwent coronary artery bypass surgery and valvereplacement 3 years prior to admission. After repair, a disturbing number of patients develop severe aortic valvular insufficiency in die late follow-up period requiring valvereplacement. No factor was related to reoperation and valvereplacement. Analysis of 13 patients requiring aortic valvereplacement. Three patients who underwent asymmetrical repair needed aortic valvereplacement 2, 12 and 16 years postoperatively for aortic valve insufficiency. Ninety-three patients (30 %) had a diagnosis of valvular heart disease and 24 (8 %) had received prosthetic valvereplacement. Conservative surgery is preferable to valvereplacement, but if valvereplacement is mandatory, a large prosthesis should be used. In addition to myo-myectomy, mitral valve repair and anterior mitral leaflet plication have been reported to beeffecient alternative to mitral valvereplacement. This obviates the need for repeated valvereplacement. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Want to learn more? Go to the definition of valve Go to the definition of replacement See other collocations with replacement See other collocations with valve |
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