Upgrade Model（ IG Series）
| Product Model | Specifications（mm） | Description |
|---|---|---|
| IG5LT | 5*100 | Threaded bushing |
| IG5ST | 5*75 | Short type |
| IG5LTS | 5*100 | Smooth bushing |
| IG12LT | 12*100 | Threaded bushing |
| IG12LTN | 12*100 | No visible pneumoperitoneum |
| IG12XT | 12*150 | Extended version |
| IG12LTPA | 12*100 | Patent type |