Methods 10 patients with mediastinal tension emphysema were treated by mediastinotomy and drainage.是什么意思？

Methods 10 patients with mediastinal tension emphysema were treated by mediastinotomy and drainage.

方法本组共收治张力性纵隔气肿患者10例,均行纵隔切开引流术.

methods

n. method的复数：方法，方法( method的名词复数 )，方法论，教学法，分类法；

例句
The old methods weren't adequate to meet current needs...
老一套方法已不足以满足当前的需要。

patients

n. 患者( patient的名词复数 )，接受治疗者，受动着，承受者；

例句
...a Code of Practice that would give patients right of access to their medical records.
允许病人查看自己病历的职业准则

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

tension

n. 紧张，不安，紧张气氛，[物]张力，拉力，矛盾；vt. 紧张，使紧张；

例句
Acupressure is used to release tension spots in the shoulders and neck.
指压按摩用于缓解肩部和颈部的紧张。

emphysema

n. 气肿，肺气肿；

例句
What can a patient with emphysema do to help themselves?...
肺气肿病人能做些什么来帮助自己恢复健康？

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

treated

adj. 已处理过的，精制过的，加工过的；v. 处理( treat的过去式和过去分词 )，探讨，对待，请（客）；

例句
Single people are treated as an aberration and made to pay a supplement.
独身者被当成异类，而且要付一笔额外的费用。

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

mediastinotomy

纵隔切开术；

例句
Methods 10 patients with mediastinal tension emphysema were treated by mediastinotomy and drainage.
方法本组共收治张力性纵隔气肿患者10例,均行纵隔切开引流术.

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

drainage

n. 排水，放水，排水系统，排走物，废水，排水区域；

例句
Keep the drainage channel clear.
保持下水道畅通。