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C8 Touch Screen Color Doppler Ultrasound machine

Type:Doppler Ultrasound Equipment
Model Number:C-8
Place of Origin:Guangdong, China (Mainland)


22 inches color LED Touch Screen

With multiple probes to fit different uses and budgets

Imaging Mode: B, BB, M, CD, PWD, CWD


-22 inch color LED Touch Screen

-With multiple probes to fit different uses and budgets

-Imaging Mode: B, BB, M, CD, PWD, CWD, DirPwr, Pwr

-High Definition Multiple Color Doppler mode imaging, include supports most Doppler imaging and advanced imaging processing for cardiac, vascular access, and OB diagnostics.

-Can be equipped in addition with 3D and panoramic image processing for volume reconstruction, visualization, segmentation, and measurement.

-Can install and run all applications with Microsoft? Windows? including patient management systems for better follow up, as well as network tools to access PACS data

-Large volume store and preview, edit records (image, voice comments, cineloop video) by hardisk, USB flash disk, DVD

-Triplex Display: Real-time triplex display B/ Color Doppler/ Pulsed Spectral Doppler (Three TGCs can be adjusted respectively)

-THI (Tissue Harmonic Imaging) technology: Suppress speckle noise, brighten image and improve the image quality

-One-key Optimization: One key for eight-parameter adjustment, easy image optimization.

-Powerful Measurement Software: Versatile clinic-oriented measuring software package

-Image Management: Versatile image format/ large capacity cineloop storage/ preview/ edit

-Can maintain and update by internet

-Space saving by the integration of color doppler ultrasound scanner and office computer, and can either lay on a desk or be wall mounted.

-Can be controlled either through a regular PC keyboard and a mouse, or a dedicated ultrasound keyboard.

-Except general use, special suit for use in operation room or ambulances

-2 probe sockets


Imaging Modes

· B

· B+B

· 4B

· B+M

· M

· B-steer

· Compound + Trapezoid

· Color Doppler (CFM)

· Power Doppler (PDI)

· Directional Power Doppler (DPDI)

· Pulsed Wave Doppler (PWD)

· B+PWD (Duplex)

· B+CFM/PDI/DPDI+PWD (Triplex)

· High Pulse Repetition Frequency (HPRF)

· Tissue Harmonic Imaging (THI)


Ultrasound imaging

· ultrasound image size: automatically adjustable to screen resolution

· gray scale: 256

· color scale: 256

· full motion and full size real-time ultrasound imaging, up to 120 fps (depends on selected scan depth, scan angle, focus mode, High Line Density setting, computer speed)

· cineloop recording/play: several thousands frames (depends on computer memory size and scan mode)

· zoom mode: from 60% to 600% in all modes (Scan, Freeze, B, B+B, 4B, Doppler modes, M-zoom, cineloop and etc)

· viewing area variable for frame rate maximizing: 6 steps

· thumbnail mode: up to 32 images

· "Freeze" mode

· "Auto Freeze" mode


Scanning Method

· electronic linear

· electronic convex

· electronic microconvex

· scanning depth: 2-30 cm



· convex, micro-convex, linear, transvaginal

o from 2,0 MHz to 12,0 MHz

o multifrequency

· automatic transducer recognition


Color Doppler

· PRF variable: 0.5-10 kHz

· wall filter settings: 3 steps (5%, %10%, 15% PRF)

· gain control: 50 dB

· angle steering for linear transducers: ±10°

· real-time spatial filter: 4 values

· CFM palette: 10 maps

· PDI palette: 11 maps

· B/Color priority control

· color threshold control

· CFM baseline control

· Doppler frequency selection: 2 frequencies / each transducer

· color frame averaging: 8 values

· Transparent Color Mapping (TCM): 10 values


Automatic Image Optimization

· single click auto adjustment:

 B-image: gain, dynamic range, TGC sliders

 Color Doppler: CFM/PDI/DPDI gain

 Pulsed Waved Doppler: baseline, invert, PRF

 Pulsed Wave Doppler

· PRF variable: 1-15 kHz

· wall filter settings: 16 steps (2.5%-20% PRF)

· gain control: 50 dB

· angle steering for linear transducers: ±10°

· real-time trace line with automatic calculation of spectrum parameters

· stereo sound: volume control

· PWD palette: 12 maps

· Doppler frequency selection: 2 frequencies / each transducer



digital transmit focusing

multi focus mode:

transmit/receive focusing

programmable focus area presets

dynamic focus mode:

transmit variable focus

dynamic receive focus



High Line Density scan mode for better resolution

TGC Control, 5-10 sliders (customizable) 40 dB

dynamic range: 120 dB, 8 values

overall gain control

M – mode sweep speed control

acoustic power control

variable frame averaging

brightness, contrast

advanced gamma control: 8 fixed curves, 8 user defined (custom)

scan direction, rotation, up-down controls

negative / positive control

bi-linear interpolation

echo enhancement control

noise rejection function

speckle reduction and structure improvement PureView: 8 algorithms



mouse / trackball / keyboard operation

anatomical icons with transducer position indicator

direct e-mail sending with image or video attachment via Internet

DICOM file push to server

printing on system printer

unlimited programmable presets for clinically specific imaging

TV output via computer display adapter


File Formats

image and video save / load






DCM (DICOM uncompressed)



TPD (Picture Data)

TVD (Video Data)



Verification SCU

Modality Worklist (MWL) SCU

Modality Performed Procedure Step (MPPS) SCU

Store SCU (images, cines)

Print SCU (grayscale, color)


Interface Customization

the set of predefined skin schemes for software interface

the set of predefined buttons images

Multilanguage support, languages:












B+M, B+PW layout position, size

ultrasound area size

font size


General Measurements and Calculations

B and Color Doppler mode general measurements and calculations


Length (method: 1 trace)

Area, Circumference (methods: 1 ellipse, 1 trace, 1 distance)

Volume (methods: 1 distance, 2 distances, 3 distances, 1 ellipse)

Angle (methods: 2 distances, 3 distances)

Stenosis % (methods: 2 distances, 2 ellipse or trace areas)

A/B Ratio (methods: 2 distances, 2 ellipse or trace areas, 2 ellipse or trace circumferences)

M mode general measurements and calculations

Distance, Time, Velocity

Heart Rate (methods: 1 beat, 2 beats)

Stenosis % (method: 2 distances)

A/B Ratio (methods: 2 distances, 2 times, 2 velocities)

PW mode general measurements and calculations

One-point PW measurements and calculations:


Pressure Gradient (PG)

Two-points PW measurements and calculations:

Velocities difference

Pressure Gradients (PG) difference

Time interval


Resistivity Index (RI)

Heart Rate (methods: 1 beat, 2 beats)

Velocity minimum and maximum

Pressure Gradient (PG) minimum and maximum

Trace-based PW measurements and calculations:

Trace Time

Trace Velocity min, max, mean

Trace Pressure Gradient (PG) min, max, mean

Velocity Time Integral (VTI)

Pulsatility Index (PI)

A/B Ratios of one-point PW measurements:

Velocities A/B Ratio

Pressure Gradients (PG) A/B Ratio

A/B Ratios of two-point PW measurements:

Velocity differences A/B Ratio

Pressure Gradient (PG) differences A/B Ratio

Time differences A/B Ratio

Accelerations A/B Ratio

Resistivity Indexes A/B Ratio

A/B Ratios of trace-based PW measurements:

Velocity means A/B Ratio

Pressure Gradient (PG) means A/B Ratio

Pulsatility Indexes A/B Ratio

Velocity Time Integrals A/B Ratio


PW mode Human Cardiology measurements and calculations

Left Ventricle: LVOT Diam, LVOT VTI, LVOT Vmax, SV (Stroke Volume), SI (Stroke Volume Index), CO (Cardiac Output), CI (Cardiac Index), dP:dt (Delta Pressure : Delta Time), MPI (Left Ventricle Myocardial Performance Index)

Mitral Valve: MVA(PHT) (Mitral Valve Area using Pressure Half Time), MVA using Continuity Equation (LVOT Diam, MV VTI; LVOT Diam, MV Vmax), dP:dt, E/A ratio

Aortic Valve: AVA (Aortic Valve Area) using Continuity Equation (LVOT Diam, AV VTI; LVOT Diam, AV Vmax), AVI (Aortic Valve Index), DPI (Dimensionless Performance Index), AV PHT (Aortic Valve Pressure Half Time)

Right Ventricle: RVOT Diam, RVOT VTI, RVOT Vmax, dP:dt, RV MPI (Right Ventricle Myocardial Performance Index), MPAP (Mean Pulmonary Artery Pressure)

Tricuspid Valve: TVA (Tricuspid Valve Area) using Continuity Equation (RVOT Diam, TV VTI; RVOT Diam, TV Vmax); TV E/A ratio, TV PHT

Pulmonic Valve: PVA (Pulmonic Valve Area) using Continuity Equation (RVOT Diam, PV VTI; RVOT Diam, PV Vmax), PVI (Pulmonic Valve Index), DPI (Dimensionless Performance Index), PV PHT (Pulmonic Valve Pressure Half Time)

Pulmonary Vein; Hepatic Vein

Shunts: Qp:Qs (Pulmonary-Systemic Flow Ratio)


Human Measurements and Calculations Packages

Human General calculations package

Measurements: the same as general measurements of different modes (B, M, PW)

Calculations: BSA via Height and Weight, BSA via Weight, Hip Angles (α, β), Femoral Head Coverage (FHC)

PW mode calculations: HR, SV using Flow Area, SV using Flow Diameter, SI, CO, CI, Area calculation using Continuity Equation (methods: Area and VTI, Area and Velocity, Diameter and VTI, Diameter and Velocity, Velocity Ratio (S/D, D/S), dP:dt, Flow Volume (methods: Diameter, Area), PHT, MVA

Human Obstetrics / Gynecology (OB / GYN) calculations package

Measurements: LMP (entered or from calendar), AC, BPD, FL, HC, FTA, AAPD, ATD, TAPD, TTD, CRL, GS, HL, TL, UL, OFD, BOD, Cereb, Clav, Rad, AFI, FHR

Estimated date of birth (EDD) calculations: EDD(LMP), EDD(GA), EDD(AUA)

Ratios: FL / AC, FL / HC, FL / BPD, HC / AC, CI


Selected EFW values are used for calculation of Average EFW

Gestational Age (GA) calculations: GA(AC), GA(BPD), GA(CRL), GA(FL), GA(GS), GA(HC), GA(HL), GA(OFD), GA(TL), GA(UL), GA(HC/AC), GA(FTA),GA(ATD), GA(TAPD), GA(TTD), GA(BOD), GA(Cereb), GA(Clav)

Fetal Growth estimation (trending): AC(GA), BPD(GA), CRL(GA), FL(GA), GS(GA), HC(GA), HL(GA), OFD(GA), TL(GA), UL(GA), [FL/AC](GA), [FL/HC](GA), [HC/AC](GA), EFW(GA), AAPD(GA), ATD(GA), TAPD(GA), TTD(GA), BOD(GA), Cereb(GA), Rad(GA), Clav(GA), AFI(GA), FHR(GA)

Selected Growth Tables are visualized as Fetal Growth Curves

Software supports unlimited number of user-defined Growth Tables

Human Gynecology (GYN)

Measurements: length, height, width of uterus, cervix, ovaries, renals, follicles

Calculations: volumes of uterus, cervix, ovaries, renals, follicles

Human Abdominal exam measurements and calculations

Liver: Volume (CC, AP, LL diameters)

Gallbladder: Volume, Wall Thickness, Extrahepatic Bile Duct (EBD), Common Bile Duct (CBD), Common Hepatic Duct (CHD)

Pancreas: Head Diameter, Body Diameter, Tail Diameter, Pancreatic Duct Head, Pancreatic Duct Body

Spleen: Volume (length, width, thickness)

Gastrointestinal Tract: Appendix Wall Thickness, Appendix Diameter, Bowel Wall Thickness (at Stomach, Small Bowel, Large Bowel)

Urinary Bladder: Volume (length, height, width)

Right / Left Kidney: Volume (length, height, width), Pelvis Diameter

Human Urology

Measurements: length, height, width of kidneys, bladder, prostate, testes

Calculations: volumes of kidneys, bladder, prostate, testes; RUV (Residual Urine Volume)

Human Endocrinology

Measurements: length, width, thickness of thyroid lobes

Calculations: volumes thyroid lobes; volume of thyroid

Human Vascular exam measurements and calculations

Distance and area -based stenosis calculations at left (right) Subclavian, CCA (Common Carotid Artery), Bulb, ICA (Internal Carotid Artery), ECA (External Carotid Artery), Vertebral vessels at proximal, middle, distal locations

PSV/EDV (Peak Systole Velocity / End Diastole Velocity) ratios for each vessel and location

Ratios of velocities ICA PSV/CCA PSV, ICA EDV/CCA EDV, ICA PSV/CCA EDV, ECA PSV/CCA PSV, ECA EDV/CCA EDV, ECA PSV/CCA EDV at Rt. (Lt.) Prox. (Mid., Dist.) locations

Human Cardiology

Software supports the following measurements of Left Ventricle, Aortic Valve, Left Atrial: IVSd (Interventricular Septal Thickness, diastole), LVIDd (Left Ventricle Internal Diameter, diastole), LVPWd (Left Ventricle Posterior Wall Thickness, diastole), AOd (Aortic Root Dimension, diastole), IVSs (Interventricular Septal Thickness, systole), LVIDs (Left Ventricle Internal Diameter, systole), LVPWs (Left Ventricle Posterior Wall Thickness, systole), LADs (Left Atrial Dimension, systole).

Calculations: HR (Heart Rate), BSA (Body surface Area), Left ventricle volume (methods: Cubed, Teichholz, Gibson, Simpson’s LVAM-LVAP, Simpson’s single plane, Simpson’s biplane, Bullet, Ellipsoid single plane, Ellipsoid biplane), SV (Stroke Volume), SI (Stroke Volume Index), EF (Ejection Fraction), CO (Cardiac Output), CI (Cardiac Index), STIVS (Interventricular Shortening), FS (Fractional Shortening), STPW (Posterior Wall Shortening), LVM (Left Ventricle Cardiac Mass), CMI (Cardiac Mass Index), LA/AO Ratio

Human/Veterinary OB Gyn packages: software supports unlimited number of user-defined GA tables, selected GA values are used for calculation of Average GA (Average Ultrasound Age – AUA).

Human/Veterinary Cardiology measurements package automatically displays hint images that show where and how appropriate measurements must be performed.


Veterinary Calculations Packages

Canine OB

Measurements: GS, CRL, HD, BD

Gestational Age (GA) calculations: GA(BD), GA(CRL), GA(GS), GA(HD)

Feline OB

Measurements: HD, BD

Gestational Age (GA) calculations: GA(BD), GA(HD)

Ovine OB

Measurements: CRL

Gestational Age (GA) calculations: GA(CRL)

Bovine OB

Measurements: BD, CRL, HD, UD

Gestational Age (GA) calculations: GA(BD), GA(CRL), GA(HD), GA(UD)


Veterinary Calculations Packages

Equine OB

Measurements: AOD, BPD, CRL, EOD, GS

Gestational Age (GA) calculations: GA(AOD), GA(BPD), GA(CRL), GA(EOD), GA(GS)

Llama OB

Measurements: BPD

Gestational Age (GA) calculations: GA(BPD)

Goat OB

Measurements: BPD

Gestational Age (GA) calculations: GA(BPD) for different species

Animal Cardiology

Left Ventricle, Aortic Valve, Left Atrial measurements: IVSd, LVIDd, LVPWd, AOd, IVSs, LVIDs, LVPWs, LADs, ET

Calculations: HR, LV volume (Cubed, Teichholz, Gibson), SV, EF, CO, STIVS, FS, STPW, LA/AO, VCF

Standard Configuration:

-Host 1 unit

-Convex probe 1 pcs

-Lienar or Trans-vaginal probe 1 pcs

-Computer keyboard 1 pcs



Linear, Trans-vaginal, Micro-convex, Trolley, Printer




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