pivotal study

基本解釋

They identified two pivotal ancestors for further study.
為了更進(jìn)一步的研究，他們確認(rèn)了其中兩個(gè)關(guān)鍵的原型。。
An extension study is ongoing in all 12 patients in order to collect longer term safety data before enrolling patients for a large international multi-center pivotal study in 2010.
擴(kuò)展研究所有12名患者正在為了一個(gè)大型的國(guó)際多中心關(guān)鍵研究在2010年之前要收集招收患者更長(zhǎng)的長(zhǎng)期安全性數(shù)據(jù)。
Conclusions: In this pivotal phase 3 study, the octreotide implant maintained reduced blood levels of GH and IGF-1 with continuous octreotide release over 6 months, which was well tolerated.
結(jié)論：在這個(gè)關(guān)鍵的3期研究中，奧曲肽植入物通過(guò)6個(gè)月持續(xù)釋放奧曲肽，維持血GH和IGF–1水平降低，并且耐受性良好。

Early results from a pivotal study released by the company suggested it would miss a key goal, making its future in the U.S. uncertain.
NPR: Heart Repair Breakthroughs Replace Surgeon's Knife