Table 1 A recommended operative procedure of PBC
Steps | Actions | Interpretations |
|---|---|---|
1 | Approach | A good angle reaching foramen ovale |
2 | Puncture | The wall of Meckel’s cave pierced with a fine stylet |
3 | Penetrate | Catheter advanced in the cave with damping feedback |
4 | Pear | A pear-shaped head appears with a test inflation |
5 | Compression | Ganglion at the bottom of the pear in focus |