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Summary of Contents for GM INSTRUMENTS NR6
- Page 1 Rhinomanometer NR6 Rhinomanometer User Manual and Installation Notes NR6 User’s Manual V 16 14/02/2020 P1 of 34...
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Page 2: Table Of Contents
PAGE 26 APPENDIX 1: ELECTROMAGNETIC COMPATIBILITY PAGE 28 APPENDIX 2: TECHNICAL INFORMATION PAGE 30 (RELATIVE to EN 60601-1:200) APPENDIX 3: CARE OF FLOWHEADS PAGE 32 APPENDIX 4: DEFINITIONS FOR PAGE 34 CLEANING/DISINFECTING/STERILIZING NR6 User’s Manual V 16 14/02/2020 P2 of 34... -
Page 3: Warnings/ Cautions
If necessary, this equipment and the other equipment should be observed to verify they are operating normally. Should the NR6 be affected by external influences such as those described above, it may not perform correctly. Determination of correct operation can be easily assessed as described in page 12 of this manual. - Page 4 BS EN 60601-1 MUST be used to ensure safety compliance, or run the PC by only battery without mains connection. NR6 User’s Manual V 16 14/02/2020 P4 of 34...
- Page 5 Federal (USA) law restricts this device to sale by or on the order of a physician. The use of an NR6 Rhinomanometer near to sources of electromagnetic radiation, such as mobile phones, radio transmitters, x-ray equipment etc, may prevent it from functioning correctly.
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Page 6: Storage
Rhinomanometer NR6 STORAGE The NR6 Rhinomanometer and its accessories should be stored within the following temperature and humidity ranges: Temperature -40C to +60C Humidity 20% to 80% RH non-condensing Pressure 50 to 106 kPa TECHNICAL SPECIFICATION Only factory-trained personnel or engineers familiar with the standard EN 60601 can... -
Page 7: Symbols
Rhinomanometer NR6 TABLE OF SYMBOLS USED The following symbols appear on the NR6 Symbol Meaning Socket Type Location Connected Part Refer to Instruction USB Connector Instrument Back Computer Manual Type B Panel (Via USB port) ISO7010-M002 Type B Nozzles Instrument Front... - Page 8 Operating Manual ISO 7010- M001 ADDRESS AND CONTACT DETAILS: MANUFACTURED BY: GM Instruments Ltd Greig House Annickbank Innovation Campus Annick Road Irvine KA11 4LF TEL: +44 (0)1294 554664 EMAIL: enquiries@gm-instruments.com WEBSITE: www.gm-instruments.com NR6 User’s Manual V 16 14/02/2020 P8 of 34...
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Page 9: Installation
Rhinomanometer NR6 INSTALLATION Hardware and software have been provided with the NR6 Rhinomanometer to allow for the determination of a well-defined assessment of the function of the nose and of recording changes within it due to surgical intervention, allergic response, or other factors. -
Page 10: Rhinomanometry Overview
Nasal airflow is collected by a mask, which must form an airtight seal round the face, and is then passed through a pneumotachograph head in which the flow is converted to a pressure differential. This differential is transmitted to the NR6 by means of the tubes marked with red and green bands. -
Page 11: Posterior Test
Rhinomanometer NR6 Connect the free end of the anterior tube to the black ringed pressure tube from the NR6, using the anterior connector. POSTERIOR TEST (detailed on P16) In the posterior test, a length of posterior tubing is connected onto the black nozzle inside the mask–... - Page 12 Such effects may be brought about by radio interference. All other degradations are an acceptable loss of performance. NR6 User’s Manual V 16 14/02/2020 P12 of 34...
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Page 13: Performing A Test
(or foam into FOAM INSERT the nose), position the tube against (alternative to tape/Tip) the cheek where it will be during the test, and check for leakage by blocking the NR6 User’s Manual V 16 14/02/2020 P13 of 34... - Page 14 In the event of this occurring, the patient should be given time to become familiar with the mask and then asked to breathe more slowly Mask assembly for anterior testing NR6 User’s Manual V 16 14/02/2020 P14 of 34...
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Page 15: Anterior Test Process
ANTERIOR TEST PROCESS Start the NR6 software, and set up a new record for a new patient, or click on Open if the subject already has a record file. Click on the NR6 Acquire button to access the recording screen... -
Page 16: Posterior Method
2. Ask the subject to breathe through their nose deeply with their mouth shut and adopt a NR6 User’s Manual V 16 14/02/2020 P16 of 34... -
Page 17: Posterior Measurement
POSTERIOR MEASUREMENT Mask showing Posterior tube connections and above, with a posterior mouth tube included A posterior test being made NR6 User’s Manual V 16 14/02/2020 P17 of 34... -
Page 18: Common Problems And Troubleshooting
Check the mask fit and that the tube runs between the flowhead and the NR6 box (red and green). Check that the black mask port is capped when doing an anterior test. -
Page 19: Error Messages
▪ The data export you have set up has failed. Perhaps the folder name is wrong? ACQUISITION The hardware board with number %d is not recognized ▪ The USB A/D board you have specified is not installed (correct using Instacal) NR6 User’s Manual V 16 14/02/2020 P19 of 34... - Page 20 .ini file to include the new board type and serial number. If board 0 is free, it will automatically designate it as board 0. NR6 User’s Manual V 16 14/02/2020 P20 of 34...
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Page 21: Cleaning Of Patient Contact Parts
If you have two NR6 devices connected, both can be registered by InstaCal ---- one as board 0 and the other as board 1. By changing the active board within the software (File -> Settings - >... - Page 22 (WM6216). These are specified to be 99.999% efficient for bacterial/viral filtration and has ports which fit our NR6 mask on one side and our flowhead on the other. This filter is intended for use by one patient only and over a period not exceeding 24 hours. Its use must be restricted to situations approved by Intersurgical / Westmed.
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Page 23: Supplied Parts
If you have any questions about your Rhinomanometer or require spare parts or consumables (part numbers listed above) then please contact your supplier or GM Instruments directly. We will be able to advise you and give you help with any problem you may encounter. -
Page 24: Maintenance Manual
Two transducers are used in each NR6 - one for measuring the flow and one for measuring the pressure. They can be set using static individual calibration units, such as a liquid column for pressure and a rotameter for flow. -
Page 25: Maintenance
Apply a pressure of 300 Pa (31mm H 0) to the black input nozzle and, if the value on the screen does not read 300, adjust the potentiometer VR5 inside the NR6 until it does read correctly f) Remove the pressure and check that the value returns to zero. If it does not, reset the... -
Page 26: Servicing
Servicing can only be carried out by GMI approved and authorised personnel. No modifications are allowed. The NR6 contains two transducers with associated instrumentation amplifiers, balance and gain controls, and an isolated +5 Volts to +8V DC converter. Full circuit diagrams are available on request and service adjustments are noted below. - Page 27 NR6 User’s Manual V 16 14/02/2020 P27 of 34...
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Page 28: Appendix 1: Electromagnetic Compatibility
± 0.5, 1, 2 kV line(s) to earth, IEC61000-4-5 ± 0.5, 1 kV line(s) to line(s) for power supply lines ± 2 kV line(s) to earth for input / output lines NR6 User’s Manual V 16 14/02/2020 P28 of 34... - Page 29 70 % U (30 % dip in U for 25/30 cycles 0% U (100 % dip in U For 250/300 cycles Power frequency (50/60Hz) 30 A/m 30 A/m Magnetic field IEC61000-4-8 NR6 User’s Manual V 16 14/02/2020 P29 of 34...
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Page 30: Appendix 2: Technical Information
6.6 The NR6 Rhinomanometer rated for continuous use. 7.2.2 The NR6 serial number can be found on the label on the back panel, and the software version number can be viewed on the start-up screen and by clicking on Help, found on the top bar of the NR6 software 7.2.3 Information is given in the Warning and Caution section of this manual, which the user... - Page 31 7.9.2.10 Error Messages --- see Troubleshooting page 18 7.9.2.11 The NR6 software can be closed by clicking on FILE and EXIT. The NR6 hardware can be switched off by either of the following: Removing the PC MAINS PLUG...
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Page 32: Appendix 3: Care Of Flowheads
The MF100L has linearity of 3% or better in the normal range. It is essential for accuracy to ensure that the gauze assembly is kept clean from contaminants and that the head itself is kept free of infectious agents. NR6 User’s Manual V 16 14/02/2020 P32 of 34... - Page 33 GMI for a replacement. Note definitions of Definitions for Cleaning/Disinfecting/Sterilising are show in Appendix 4 NR6 User’s Manual V 16 14/02/2020 P33 of 34...
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Page 34: Appendix 4: Definitions For
Decontamination is a general term for the destruction or removal of microbial contamination to render an item safe. This will include methods of cleaning, disinfection and sterilisation. NR6 User’s Manual V 16 14/02/2020 P34 of 34...
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