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題 名 | 核醫心臟血流灌注檢查最佳參數組合:田口方法的新應用=Optimization of Acquisition Parameters in Gated Myocardial Perfusion Scan by Taguchi-methodology |
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作 者 | 王心怡; 陳昌祺; 蔡世傳; 林萬鈺; | 書刊名 | 核子醫學雜誌 |
卷 期 | 22:2 2009.06[民98.06] |
頁 次 | 頁75-84 |
分類號 | 414.93 |
關鍵詞 | 門控式; 核醫; 心臟血流灌注; 田口方法; Gated; Nuclear medicine; Myocardial perfusion; Taguchi-methodology; |
語 文 | 中文(Chinese) |
中文摘要 | 核醫心臟血流灌注檢查是目前最被廣泛使用於評估懷疑或證實爲冠狀動脈心臟病病人的心肌灌注掃描檢查。合併使用門控式造影方式,除原本能夠獲得的心肌各處血流灌注量影像之外,還能經由門控方式所收集到的資訊,計算出心臟在收縮期及舒張期時左心室的容積大小,進而根據此左心室容積大小的變化,計算左心室在每次心臟收縮時的射出分率(ejection fraction),正確評估心臟收縮功能。目前的標准檢查流程,均以西方人爲對象制訂;由於儀器以及人種差異,直接套用不見得能得到最佳的影像品質。本研究針對臨床技術參數設定做最佳化調整,採用田口方法(Taguchi methodology),以較節省人力、時間的條件,藉較少量的實驗數據進行統計分析,期能有效提昇門控式核醫心臟血流灌注檢查影像品質。 |
英文摘要 | The myocardial perfusion scan has been wildly applied to evaluate the myocardial perfusion in patients with coronary artery disease. In addition to the distribution of perfusion in the myocardium of left ventricle, volumetric change of the left ventricle while cardiac contraction and relaxation are also available by using the EKG-gated acquisition method. The optimal procedure and parameters of myocardial perfusion scan have been suggested by several studies or guidelines. However, the parameters that suit for western people may not as proper as for eastern people. In this study, we try to figure out the optimal parameters of gated myocardial perfusion scan by using the Taguchi methodology, which is well known by the character of saving the study time, costs and manpower without compensating the reliability and validity. |
本系統中英文摘要資訊取自各篇刊載內容。