Testing With The Phantom Pointer For A Non-Brainlab Headring - Brainlab RT/RS Hardware User's Manual

Winston-Lutz Test
6.1.2

Testing with the Phantom Pointer for a non-Brainlab Headring

Setup
No.
How to Perform the Test
Steps
92
①
Component
①
Film holder
②
Phantom Pointer tip
③
Pointer rod
④
Ball pointer tip ø 2.9 mm diameter
⑤
Ball pointer tip ø 5 mm diameter
Affix the Phantom Pointer tip securely to the pointer rod and fasten it into the hole in
1.
the center of the front plate on the couchmount.
Use the couch translations to bring the Phantom Pointertip close to the isocenter as
2.
defined by the room lasers.
Use the translations of the couchmount to move the Phantom Pointertip into the iso-
3.
center position (fine adjustment).
Insert the film holder ① into one of the two sockets on the collimator mount.
4.
Choose the socket that provides the largest range of gantry and couch rotation while
avoiding possible mechanical collision.
②
④
⑤
Figure 51
Hardware User Guide Rev. 4.9 RT / RS Stereotactic Hardware
③