Mindray Imagyn 7, Operator'S Manual

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17 Probes and Biopsy
Operator’s Manual 17 - 83
7. Perform needle navigation guiding; refer to “17.3.1 Basic Procedures for Needle Navigation
Guiding” for details.
8. Anticlockwise eTRAX needle interface to take out the needle from trocar after the eTRAX
needle access the target tissue.
9. Select the proper Biopsy/melt needle according to the actual situation.
17.3.3 Accuracy Verification
WARNING
• This manual describes simple accuracy verification only. Perform elaborate
accuracy verification procedure based on clinical scenario if necessary.
• If the needle is bent, projective line of the needle and projective point of the
tip will not suit the actual situation.
• Be sure to conduct accuracy verification before needle navigation. Perform
needle navigation when the measured result is in the acceptable range.
Accuracy error is measured by comparing actual biopsy depth and the measured depth in the
ultrasound image. Needle navigation guidance feature should be activated only when the error is
acceptable.
Perform the following procedure:
1.
Connect all accessories of magnetic navigator.