User's Manual
Document No.:
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Chapter I Overview
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Co.Ltd. No unit or individual may photocopy, copy or translate the document into another language with-
out the permission of the company.
The rights to revise and modify the contents and terms of the document belong to the company. The revi-
sion and modification of the document will not be separately notified. Some operations in the document
are illustrated with pictures, which simply illustrate schematic diagram of the operation and do not mean
anything else.
is the registered trademark of Suzhou PeakSonic Medical Technology Co.Ltd. In ac-
cordance with laws. Unauthorised use of the above trademark will be investigated for legal responsibility.
1.1 Introduction
The M5 bladder scanner manufactured by Suzhou Lischka Medtech Co.,Ltd. provides non-invasive
measurement of urinary bladder volume and bladder wall thickness using ultrasonic imaging and meas-
urement principle. The instrument is composed of a host, a probe and a carter. It has the following
features:
• This instrument has three operation modes: expert, easy and intelligence mode. In the expert mode, the
real-time 2D B-mode ultrasound image is displayed. The operator can determine whether the position
and the result of the measurement are correct based on the bladder cross-section image displayed. In
the easy mode, there is no real-time 2D scanning image. The operator is guided by the instrument to
move the probe to locate the bladder and measure the volume. The operator doesn’t need to have ex-
pertise in ultrasonic diagnosis. In the intelligence mode, it displays a real‑time bladder projection image
during pre-scan. The position of the bladder is already located before scan. The operator only need to
move the probe till the real-time bladder projection image reaches the centre of the crosshair.
Positioning the bladder before scanning is an important feature of the intelligence mode.
• The instrument is non-invasive and comfortable to use for patients to measure bladder volume. It is ac-
curate, reliable, rapid and simple. Several 2D ultrasound images are obtained within a few seconds after
releasing the scan key. By using complex image processing technology, those 2D images are restored
to 3D. At the same time it adopts complex algorithm to calculate the bladder volume and display the re-