Vacuum lock for fine needle biopsy

This is an apparatus for locking 10ml syringe in vacuum during a fine needly biopsy. I designed this for a radiologist friend. I'll post the feedback on this piece when i get it.

I made this one on my RepRapPro tricolor, so printing it as two separate parts and superglueing it was the better option. I included the single part version as well, incase your printer can print it like that.

See the video for the usage.

Update: Turns out the apparatus was quite handy. He used it in more tha