Kassam等［24-25］报道的硬膜内放置的生物材料是Duragen（胶原基质），硬膜和颅骨之间放置的是AlloDerm（无细胞的真皮基质），用特殊的"U"型夹缝于硬膜，填充蝶窦的材料中包括明胶海绵而无止血纱布。
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We actually rented it at a standard loan company for about 2 years and gave our DuraGen products to sell.
实际上，这笔钱是从一个贷款公司借的,2年期,把我们的DuraGen产品给他们抵债。
That sales force started growing DuraGen and grew it in the first few years to almost 50 million dollar-product.
产品的销售额开始上升，最初几年，上升到了5000万美金。
And then you can see, a whole host of products used in surgery including ablation tools, modering devices, and of course, our DuraGen products.
看这里，一系列手术中,会用到的技术,切除设备，信号设备，当然了，还有DuraGen产品。
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