还有一位读者为了省钱，买了个旧的篮球筐和支架，打算自己弄个篮球架。
Another reader decided to save himself money by buying a used basketball hoop and bracket and then constructing his own post and backboard.
目的探讨应用俯卧位面部支架对玻璃体切除联合气体填充术后患者临床护理效果的影响。
Objective to study the effects of facial support in prone position for patients after vitrectomy with air injection.
其中5位患者有常规冠状动脉造影对照，共9个支架的通畅性得到评价。
Conventional coronary angiography was performed in 5 patients, and 9 stents were evaluated.
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