instruction:
Translate the given Spanish text to English
question:
Fastening bolt has a head, a shank and a threaded section.
answer:
El perno de sujecion tiene una cabeza, una caña y una seccion roscada.


question:
Finally, a new method is disclosed for making stents.
answer:
Finalmente, se describe un nuevo metodo para hacer stents.


question:
The invention further relates to a method for obtaining the aforementioned plant extract.
answer:

Finalmente, se contempla el método de obtención del extracto vegetal de la invención.