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Cirs Doppler String Phantom 043 User Manual Download Page 32

©2013 Computerized Imaging Reference Systems, Inc. 
 All rights reserved. All brand names, product names or trade-
marks belong to their respective holders.
Specifications subject to change without notice.
Publication: 043 UG 0

72020

Computerized Imaging Reference Systems, Inc. has 

been certified by UL DQS Inc. to 

(ISO) 13485:2016

. 

Certificate Registration No.10000905-MP2016.

COMPUTERIZED IMAGING

REFERENCE SYSTEMS, INC.

900 Asbury Ave

Norfolk, Virginia 23513  USA

Toll Free:

 800.617.1177

Tel:

 757.855.2765

Fax:

 757.857.0523

Email

 [email protected]

www.cirsinc.com

Technical Assistance

1.800.617.1177

Summary of Contents for Doppler String Phantom 043

Page 1: ...900 Asbury Ave Norfolk Virginia 23513 USA Tel 757 855 2765 WWW CIRSINC COM USER GUIDE Doppler String Phantom Model 043 ...

Page 2: ......

Page 3: ... 7 Getting Started 7 Accessing the Help Menu 8 Selecting Velocities and Waveforms 9 Setting Up for Quality Control Testing 9 Locking the Settings 10 Description of Commands Available Via RS 232 10 MAINTENANCE INSTRUCTIONS 11 Making String Loops 11 Ordering String Loops 11 Cleaning the Doppler String phantom 11 Calibrating the Doppler String Phantom 11 Replacing a fuse 12 ACCESSORIES AND PARTS 12 C...

Page 4: ...ary tap water It is simple to use and almost no maintenance is required An RS 232 interface is also provided for automated use if desired Ultrasound technologists biomedical technicians researchers and manufacturers all rely on the Doppler String Phantom for hassle free reliable testing Starting a Quality Assurance Program Each ultrasound lab will have different Quality Assurance QA needs dependin...

Page 5: ...should find Electronic Controller Acrylic tank with motor and pulleys attached Scanhead Clamp Set of 5 String Loops not pictured Rubber Diffuser Mat not pictured Power Cord not pictured Carrying Case not pictured Figure 1 Doppler String Phantom Electronic Controller Scanhead Clamp Motor Acrylic Tank ...

Page 6: ...ow the motor and around the pair of Adjustable Pulleys at the other end of the tank See Figure 2 4 Adjusting the string tension by moving the Adjustable Pulleys until the string is fairly tight but not tight enough to break The actual tension will not affect the data Figure 2 String Installation About Reverberations Water conducts ultrasound more efficiently than the human body so it may be necess...

Page 7: ...rarily it should be stored in a dry location to prevent corrosion Figure 3 Scanhead Clamp Clamp Adjusting Knob About Velocity Corrected Fluid The speed of sound is 1480 meters per second in water and 1540 meters per second in the human body Doppler scanners are calibrated for 1540 meters per second so some ultrasound profession als prefer to use a water gly col mix that also has a speed of sound o...

Page 8: ...nel of the phantom This is a rarely used feature that can aid ultrasound researchers as they test new ultrasound machines Since most users of this phantom do not deal with that aspect it may be simply ignored When used this output will generate a signal pulse at the very beginning of each test or physiological waveform That pulse is 10 milliseconds long and rises from zero volts up to five volts a...

Page 9: ...everse the direction of simulated flow press FLOW REV at any time An arrow in the bottom right corner of the display indicates the flow direction 5 To change functions for example to switch from constant speeds to test waveforms press ESCAPE The display reads SELECT A FUNCTION Using Preprogrammed Waveforms The Doppler String Phantom has several preprogrammed waveforms to help you test your ultraso...

Page 10: ...marily a serial communications feature for use with automatic testing equipment but may be used by anyone wanting to control the phantom for standardized testing It may be controlled by a laptop desktop or a process control computer To establish the link between the Doppler String Phantom controller and your computer any common RS 232 communications program such as Pro Comm Plus Teraterm Plus Micr...

Page 11: ... When the text appears the system is ready to test Notes When entering commands either upper or lower case may be used Upper case is used in this manual for easier reading Between each command wait until the controller responds that it s ready for the next command Accessing the Help Menu The Help Menu shown below can be displayed at any time by entering Ctrl H The Help Menu is also displayed autom...

Page 12: ... a human Doppler waveform such as the Common Carotid waveform the following steps must be taken 1 Turn the controller on or enter Ctrl Z to restart the program 2 Issue U or D to select the type of fluid in the tank 3 Issue P to select Physiological waves The screen displays Common Carotid 4 To select a different waveform issue U to move up the list Continue issuing U or D until the desired wavefor...

Page 13: ...example S52 Enter Decimal numbers are not allowed T TEST WAVES Used to access test waveforms P PHYSIOLOGICAL WAVES Used to access physiological waveforms U UP KEY Used to select water type in tank move up in the menus and to increase constant speeds D DOWN KEY Used to select water type in tank move down in the menus and to decrease constant speeds E EXECUTE KEY Used to select options currently dis...

Page 14: ...ing ends allow it to dry slightly and then roll the knot between your fingers to form a smooth ball Ordering String Loops You can order a pack of 20 preformed string loops made from 3 0 surgical silk The Part number is 043SL Please call for current prices Cleaning the Doppler String Phantom The Doppler String Phantom is designed to be virtually maintenance free You can clean the controller and tan...

Page 15: ...e used with the Doppler String Phantom when using outside of the USA The Part number is 043C Please call for current pricing How to replace a fuse The Doppler String Phantom contains a fuse that may need to be replaced periodically If the unit does not power up first check the cord and power source If all of the connections are properly in place then the fuse may need to be replaced Unplug the uni...

Page 16: ...tor prior to returning the product Visit https www cirsinc com distributors to find your local distributor If you purchased your product direct through CIRS call Customer Service at 800 617 1177 email rma cirsinc com or fax an RMA request form to 757 857 0523 CIRS staff will attempt to remedy the issue via phone or email as soon as possible If unable to correct the problem a return material author...

Page 17: ...14 APPENDIX A GRAPHS OF WAVEFORMS TEST WAVEFORMS Sine Wave 100 cm sec ...

Page 18: ...15 APPENDIX A GRAPHS OF WAVEFORMS Sine Wave 150 cm sec ...

Page 19: ...16 Sine Wave 200 cm sec APPENDIX A GRAPHS OF WAVEFORMS ...

Page 20: ...17 Triangle Wave 100 cm sec Triangle Wave 150 cm sec APPENDIX A GRAPHS OF WAVEFORMS ...

Page 21: ...18 Triangle Wave 200 cm sec Stepped Ramp APPENDIX A GRAPHS OF WAVEFORMS ...

Page 22: ...19 Adult Aortic APPENDIX A GRAPHS OF WAVEFORMS PHYSIOLOGICAL WAVEFORMS Adult Common Carotid ...

Page 23: ...20 Adult Femoral APPENDIX A GRAPHS OF WAVEFORMS ...

Page 24: ...21 Pediatric Umbilical Stenotic Common Carotid APPENDIX A GRAPHS OF WAVEFORMS ...

Page 25: ...22 Pediatric Renal APPENDIX A GRAPHS OF WAVEFORMS ...

Page 26: ...23 Pediatric Ductus Arteriosus APPENDIX A GRAPHS OF WAVEFORMS ...

Page 27: ...24 Pediatric Middle Cerebral APPENDIX A GRAPHS OF WAVEFORMS ...

Page 28: ...25 Pediatric Descending Thoracic APPENDIX A GRAPHS OF WAVEFORMS ...

Page 29: ...26 APPENDIX B SAMPLE QA FORM Sample ...

Page 30: ...27 APPENDIX B SAMPLE QA FORM ...

Page 31: ......

Page 32: ...t notice Publication 043 UG 072020 Computerized Imaging Reference Systems Inc has been certified by UL DQS Inc to ISO 13485 2016 Certificate Registration No 10000905 MP2016 COMPUTERIZED IMAGING REFERENCE SYSTEMS INC 900 Asbury Ave Norfolk Virginia 23513 USA Toll Free 800 617 1177 Tel 757 855 2765 Fax 757 857 0523 Email admin cirsinc com www cirsinc com Technical Assistance 1 800 617 1177 ...

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