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(3) Screw the pinch nut of the needle-guided bracket to confirm that the needle-
guided bracket is properly installed on the probe.
(4) Select a proper guiding block and push it into the groove above the angle block,
and clamp it tightly.
(5) Screw the nut of the block to secure the block.
(6) Insert a biopsy needle with the same specification as that of the guiding block
into the hole of the guiding block.
Plastic needle-guided bracket:
(1) Put on the sterile probe sheath.
(2) Hold the probe by one hand, select the proper needle-guided bracket, and hold it
with the other hand. Align the narrow end tab of the needle-guided bracket with
the groove of the probe, then push the needle-guided bracket forward, making
the tabs and the grooves of the needle-guided bracket to match with the grooves
and tabs of the probe.
(3) Check manually to confirm that the needle-guided bracket is securely installed
on the probe.
(4) Select a proper guiding block and push it into the groove above the angle block,
and clamp it tightly.
13-22 Probes and Biopsy
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