特征及详情：
1. 医用级PVC材质
2. 管身带蓝色X显影线
3. 带标准接头
4. 良好处理头部，减少对病人气道损伤
5. 可带吸痰腔设计
规格：
| 尺寸 | 产品编号 | ||
| mm | 无囊 | 高容量低压力球囊 | 带吸痰腔 |
| 3.0 | EC130130UC | - | - |
| 3.5 | EC130135UC | - | - |
| 4.0 | EC130140UC | EC130140HC | - |
| 4.5 | EC130145UC | EC130145HC | - |
| 5.0 | EC130150UC | EC130150HC | - |
| 5.5 | EC130155UC | EC130155HC | - |
| 6.0 | EC130160UC | EC130160HC | EC130160SC |
| 6.5 | EC130165UC | EC130165HC | EC130165SC |
| 7.0 | EC130170UC | EC130170HC | EC130170SC |
| 7.5 | EC130175UC | EC130175HC | EC130175SC |
| 8.0 | EC130180UC | EC130180HC | EC130180SC |
| 8.5 | EC130185UC | EC130185HC | EC130185SC |
| 9.0 | EC130190UC | EC130190HC | EC130190SC |
| 9.5 | EC130195UC | EC130195HC | - |
| 10.0 | EC130100UC | EC130100HC | - |
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