Equipment use: it is suitable for the diagnosis of abdominal organs, gynaecology, obstetrics, cardiology, urology and small organs.

Technical parameters and requirements:

1. The parameters of the host system:

1.1: the whole dynamic aperture imaging RDA, dynamic contact focus DRF, dynamic frequency scanning DFS and all digital beamforming DBF;

1.2 display: 12 inch high resolution progressive scan LCD

1.3Chinese and English interface (providing proof pictures)

1.4: built in Chinese annotations

1.5:1 probe interface

1.68 segment intelligent TGC and total gain regulation

1.7: freezing (Freeze) button

2,2D imaging parameters:

2.1:the gray scale of the image is 256

2.2: gain regulation: 8 stage STC regulation, near-field and far-field piecewise adjustment, and total gain adjustable.

2.3: position markers more than 38 species

2.4: maximum display depth more than 250mm

2.5: the movie playback is more than 500 frames, which can be adjusted automatically or manually.

2.6:64 amplitude memory image

2.7: the image multiplying ratio of the 4 level image is adjustable

2.8: image flip: flip up and down, turn left and right, turn black and white.

2.9: image magnification function: local magnification function, can enlarge any interested area on the image, and can retain the original image for comparative observation.

2.10: display mode: B, B+B, B+M, M, 4B

2.11:M gain regulation: near field and far-field piecewise adjustment, total gain adjustable.

2.12: single M mode scan rate is more than 2 level adjustable

2.13: resolution: lateral (lateral) less than 2 mm, axial (longitudinal) less than 1 mm

2.14: transverse geometric position precision (%) less than 10

Accuracy of longitudinal geometric position (%) less than 7

2.15: dynamic range: 64-192dB

3, Probe specificatison;

3.1: probe interface: 1

c3.3: probe array element: 96 array element

3.4: broadband frequency conversion technology, abdominal probe frequency of 4 or more.

3.5: probe specifications:

3.5.1: Standard: electronic convex array probe: the frequency is more than 4 segments, and the bandwidth is 2.0-5.0MHz

3.5.2: selected probe:

Electronic cavity probe: the frequency is more than 3 segments, and the bandwidth is 5.0-8.0MHz

Electronic linear array probe: the frequency is more than 3 segments, and the bandwidth is 5.0-8.0MHz

4. Measurement function:

Type 4.1.1:B measurement:

4.1.1.1: conventional measurements: distance, circumference, area, volume and angle.

4.1.1.2: obstetric measurements: gestational weeks (GS, CRL, BPD, HC, FL, AC), pre birth, obstetrics and Gynecology software package, ellipse measurement, fetal weight (according to AC-FW), pre birth (EDD), AFI, etc.

Type 4.1.2:M measurement: heart rate, time, distance and slope

5. Data management

5.1, screen display information: hospital name, doctor name, patient name, patient ID, date / time, probe information, focus position and number, scale, direction sign, depth, gray scale, frame correlation coefficient in full screen / English annotation

5.2. The built-in image management system

5.2.1: storage mode: support USB storage

5.2.2: storage capacity is more than 1000 (depending on the capacity of U disk)

5.2.3: report output, automatic abdominal, Urology, obstetrical and cardiac reports.

6. Peripheral device interface

6.1: support USB interface, VGA interface, printer interface, Video terminal output. the weight is about 3.5kg