Toshiba famio XG SSA-530A Operation Manual page 75

Diagnostic ultrasound system
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WARNING:
4. During a biopsy procedure, the needle may deviate from
the desired course due to the tissue characteristics or the
type of needle. In particular, needles with small
diameters may deviate to a greater degree.
Always monitor the target region and the needle end
while performing a biopsy procedure.
5. Sterilize the transducer and biopsy adapter before and
after an ultrasound-guided biopsy procedure. Failure to
do so may result in the transducer and adapter becoming
a source of infection.
6. The needle mark displayed on the ultrasound image does
not indicate the actual position of the biopsy needle. It
should only be used as a reference.
7. Do not freeze the image when performing a biopsy
procedure. Biopsy procedures may be performed
incorrectly on frozen images.
8. Confirm that the selected needle mark angle matches the
angle indicated on the biopsy adapter to be used.
CAUTION:
Position of the biopsy target on the image and the biopsy
needle
Even though the biopsy target and the biopsy needle are
identified on the image, a biopsy may not always be successful
due to dispersion of the ultrasound beam. This is especially
relevant when a biopsy procedure is to be performed for a
tubule or a very small region.
To avoid biopsy failure, follow the instructions below.
1. Do not rely solely on the echo of the needle end on the
image. Pay careful attention to the target, which should shift
slightly when the biopsy needle comes into contact with it.
2. Perform biopsy only after confirming the size of the target
and the likelihood of biopsy success.
No. 2B730-973EN*D
16-2

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