HiScan Touch
Installation and Operation Manual
OPTIKON 2000
Code 14101XEN
8-17
2014-09-02 Rev.B
8.4.2. HOW TO USE B-SCAN
1) The BSCAN function can be activated by selecting BScan from the main
menu or by simply using button Freeze/Unfreeze (or the footswitch).
2) Move selector GAIN up or down to adjust the image gain (it is generally
recommendable to increase the GAIN to view the vitreous).
3) Move selector Image PULSE up or down to adjust the pulse length. The
selection of low pulse length increases the resolution but reduces the exam
depth ad the brightness of images. Diversely, the section of higher pulse
lengths increases the visual range and brightness of images, but can
sometimes reduce the resolution. The last operating mode (longest pulse
length) can be useful if silicone oil is present in the eye or if the vitreous is
being tested.
4) Move selector Image Size up or down to select the image scale (do not
change it in ordinary operating conditions because the computer
automatically selects the best scale for each probe).
5) Move selectors ZOOM and Delay up or down to adjust the zoom and
longitudinal position of the image.
6) If no patient name is selected, the patient is configured as "Anonymous".
Otherwise, it is possible to select an patient name from the left tree or add a
new patient. When a new patient is added, this automatically set as Current
patient.
7) Select the eye to examine by pressing F6 or OS/OD/--.
8) Press button SAVE (on the panel or footswtich) to save the current image in
the current patient folder.
9) After the scanning is stopped (by means of the “Freeze” button on the
screen or footswitch), the inputting of a short comment will be requested.
Furthermore, on the main screen appears a cursor that allows to the
operator the selection of the best frame, starting from the current untill the
