Clear Image Human Portable Digital Black / White Ultrasound Scanner
Overview
1. 1 Characteristic
The high resolution Ultrasonic Diagnosis Equipment , controlled by
computer and equipped with digital screening converter (DSC), is
characterized by its clear image, stable performance and high
resolution with adopting variable aperture, multi-segment dynamic
focus, large dynamic band low-noise pre-amplifier, logarithmic
compression, TGC control, dynamic filter, edge enhancement and
frame-related technologies etc.
1. 2 Classifications
a) The scanning modes of ultrasound are electron convex array and
electron liner array
b) The Ultrasonic Diagnosis Equipment is a portable one in
accordance with its structure
1. 3 Components of structure
The instrument is consist of mainframe, probe and monitor,. It can
be connected with medical image work station, printer, and color
monitor. and the scanning modes are electron convex array and
electron liner array. The main probe is 3.5MHz(R=60) Electronic
Convex Array, the selective probe are 6.5 Electronic Convex
Array(housing R=13)and7.5 MHz surface probe.
1. 4 Operation functions of Equipment
● Four display format: B,B+B,4B,B+M,M; Image grey scale: 256 levels
● Freezing, real time, selective enlargement, upwards/downwards and
left/right turnover of the image can be realized
● 8 stage TGC adjustment.
● 18 types of body mark
● Full-screen character annotation
● Fixed character, real time clock and calendar
● Electron focusing, free combination of focus
● Various probe for choice, enough to meet requirement of clinical
diagnosis
● Frequency Conversion: 2.0MHz – 8.0 MHz
● Image magnification: ×1.0,×1.2,×1.5,×2.0. the utmost depth of
detection is 240mm
● Measuring: distance, perimeter, area, volume, pregnant weeks etc.
Heart rate and slope can be measured under M mode
● Built-in DSTN Processor, PAL-D and VGA video transmission,
external screen monitor, colorful screen, video tape recorder,
video image printer etc.
● Movie replay function, uninterrupted replay or step
forward/backward replay for 256 images can be realized.
● Having the function of “flash in”,“flash out”, “dream in”, “dream
out” and “USB”.
● With the optional function of 4 segments frame correlation
1. 5 Scope of Application
The equipment will be used in hospital and clinic to diagnose human
liver, gallbladder, spleen, kidney, pancreas, heart, bladder, womb,
adnexa and urinary system and it can also be applied to check
pregnancy and eugenism etc. by the family planning department.
System Introduction
2. 1 Technical Specification
The main functions of the main probe
2. 1. 1 The frequency of Electronic Convex Array probe is
3.5MHz(R=60)
2. 1. 2 Depth display: ≥190mm
2. 1. 3Resolution (vertical direction): ≤1mm (depth ≤130mm)
≤2mm(130mm＜depth ≤160mm)
2. 1. 4 Resolution (cross direction) ≤2mm (depth ≤130mm)
≤3mm(130mm＜depth ≤160mm)
2. 1. 5 Precision of geometric position :cross direction≤10%;
vertical direction≤ 5%
2. 1. 6 Blind Zone(mm): ≤4mm
2. 1. 7 The conversional frequency points of the main probe (3.5MHz
Convex Array probe) are: 2.0MHz﹑3.5 MHz﹑4.5 MHz﹑5.0 MHz﹑5.5 MHz﹑6.5
MHz﹑7.5 MHz , the detailed requirements of the conversion frequency
points are as follows:
| The frequency of probe( MHz) | f≤2.5 | 2.5＜f≤4.0 | 4.0＜f≤5.0 | 5.0＜f≤10 |
| Type of probe | liner array , R≥60mm convex array | liner array , R≥60mm convex array
| liner array , R≥60mm convex array
| Superficial R≥60mm convex array
| (intra-cavityprobe ) R＜60mm convex Array) |
| Resolution( lateral ) mm | ≤3 (depth)≤130) ≤4(130＜depth≤160) | ≤2 (depth≤130) ≤3 (130＜depth≤160) | ≤2 (depth≤60) | ≤1 (depth≤60) | ≤1 (depth≤40) |
| Resolution (vertical direction)mm | ≤1 (depth≤130) ≤2 (130＜depth≤170) | ≤1 (depth≤130) ≤2 (130＜depth≤170) | ≤1 (depth≤80) | ≤1 (depth≤80) | ≤1 (depth≤40) |
| Blind zone,mm | ≤4 | ≤4 | ≤3 | ≤3 | ≤5 |
| Utmost depth display,mm | ≥190 | ≥190 | ≥120 | ≥80 | ≥60 |
| Precision of geometric position,% | Lateral≤10 Vertical direction≤5 | Lateral≤10 Vertical direction≤5 | Lateral≤10 Vertical direction≤5 | Lateral≤5 Vertical direction ≤5 | Lateral≤10 Vertical direction≤5 |
2. 2 The optional probes
2. 2. 1 6.5MHz(R=13) Intra-cavity probe : 5.5 MHz﹑6.5 MHz﹑7.5 MHz
2. 2. 2 7.5MHz Linear surface probe : 7.5 MHz﹑8.5 MHz﹑10.0 MHz
2. 3 Power
When AC 220V±22V or 110V±11V is changed , the equipment can also be
operated as usual.
2. 4 Working time
The continental working time for the Ultrasonic Diagnosis Equipment
is more than 8 hours.
2. 5 Selective configurations
The medical image work station can be connected with the ultrasonic
if the function index of the former satisfies the requirements of
the standard.
2. 6 Safety
There are 60 items of Security Detection Project adapts to the
portable Ultrasound in the appendix A
