1. NR6 Rhinomanometer The following presentation gives an overview of the main functions of the NR6 Rhinomanometer, it’s accessories and normal operational procedures. The following presentation gives an overview of the main functions of the NR6 Rhinomanometer, it’s accessories and normal operational procedures.

2. NR6 Rhinomanometer Interfaces The system comprises the NR6 Rhinomanometer linked to a PC through a USB interface card, and masks and tubes to connect to the subject. The system comprises the NR6 Rhinomanometer linked to a PC through a USB interface card, and masks and tubes to connect to the subject.

3. NR6 Rhinomanometer Software/Hardware Software capable of running with Windows XP up to W 8 is provided. Software capable of running with Windows XP up to W 8 is provided. 4 phase measurements give standard resistance values. The Clinical/Research version of NR6 also provides Vertex and Effective resistance values 4 phase measurements give standard resistance values. The Clinical/Research version of NR6 also provides Vertex and Effective resistance values Anterior or Posterior techniques can be used. Anterior or Posterior techniques can be used. Re-usable face masks for adults and children are provided. Disposable are available as an optional extra. Re-usable face masks for adults and children are provided. Disposable are available as an optional extra.

4. NR6 Rhinomanometer Anterior Accessories Foam inserts and anterior tubing offer the simplest nose connection. Foam inserts and anterior tubing offer the simplest nose connection. Alternatively use a Tip connector plus tape to seal the nose, plus Alternatively use a Tip connector plus tape to seal the nose, plus Anterior tubing and connector to link to the main NR6 tube set. Anterior tubing and connector to link to the main NR6 tube set. Hole punch to fit Tip connector through tape. Hole punch to fit Tip connector through tape.

5. NR6 Rhinomanometer Posterior Accessories Posterior Accessories include:- Posterior Accessories include:- Masks which can be used for Anterior or Posterior measurements. (Both blue and black tubes are used for Posterior.) Masks which can be used for Anterior or Posterior measurements. (Both blue and black tubes are used for Posterior.) Posterior (mouth) tubing. (Aprox. 5 cm is required per subject) Posterior (mouth) tubing. (Aprox. 5 cm is required per subject)

6. Flowhead. (Screen Pneumotachograph) Flowhead. (Screen Pneumotachograph) Anti Viral Filter Anti Viral Filter Mask and tubing. Mask and tubing. (Anterior arrangement with foam insert shown) (Anterior arrangement with foam insert shown) Nr6 Rhinomanometer Common Accessories

7. NR6 Rhinomanometer Software The software opens on the patient details tab. The software opens on the patient details tab. All of the fields shown can be moved, deleted, edited or altered to define which character type and number of characters are allowed. All of the fields shown can be moved, deleted, edited or altered to define which character type and number of characters are allowed. One field can be set as the file name for the patient. One field can be set as the file name for the patient.

8. Under File and Settings it is possible to select the colour used for any element on the screen and also on the printouts. Under File and Settings it is possible to select the colour used for any element on the screen and also on the printouts. It is also possible to define the line style, thickness and font size used. It is also possible to define the line style, thickness and font size used. NR6 Rhinomanometer Software

9. Under the Acquisition tab you can set:- Under the Acquisition tab you can set:- The default test type (Broms or fixed pressure). The default test type (Broms or fixed pressure). Anterior or Posterior measurements. Anterior or Posterior measurements. The number of respirations used for the calculation. The number of respirations used for the calculation.

10. NR6 Rhinomanometer Software (continued) You can set the scale range for horisontal and vertical axis. You can set the scale range for horisontal and vertical axis. Other parameters relate to the method of sampling. Altering them is not advised in a clinical environment. Other parameters relate to the method of sampling. Altering them is not advised in a clinical environment.

11. NR6 Rhinomanmeter Software (continued) The printout margins, and header text can be selected from the Printout tab. The printout margins, and header text can be selected from the Printout tab. Printout colours can be set from the formatting tab Printout colours can be set from the formatting tab

12. NR6 Rhinomanmeter Operation If your subject has not had previous tests click on the NEW button If your subject has not had previous tests click on the NEW button If they have previously been tested, then click on the OPEN button, and select their record file. If they have previously been tested, then click on the OPEN button, and select their record file.

13. NR6 Rhinomanometer Operation The Patient Information tab is selected and shows whatever subject details are recorded. The Patient Information tab is selected and shows whatever subject details are recorded. Note that the fields shown here can all be edited when setting up the unit to include only the fields you require. Note that the fields shown here can all be edited when setting up the unit to include only the fields you require.

14. NR6 Rhinomanometer Operation The TESTS tab, if selected will show all previous records for this subject, listed by date of test, and any previous test can be selected or compared with any other, and can be printed or --

15. By selecting the OUTPUT Tab, you can select a number of previous test results for printout in report form. NR6 Rhinomanometer Operation

16. To make a new measurement, select the NR6 icon button and:- Check that the SIDE and TEST buttons are set as you want them. Click on the ZERO button. Connect the patient Click on the RED button to make a measurement

17. NR6 Rhinomanometer Operation Comparisons can be made between any two left or any two right side curves. Also between any left and right side result. The picture shows a normal anterior right/left display.

18. NR6 Rhinomanometer Operation This picture shows the diagnostic information display, which can be used with an anterior measurement, if you are looking for nasal valve collapse.

19. The final operation in a test sequence will be to save the new results to the subject record file. This is done by clicking on the save button which generates a SAVE AS dialog box, which will show the name of the file already opened, in the case of someone who has been tested before, or the characters from the patient details tab designated to be the file name. NR6 Rhinomanometer Operation

20. Having saved/updated the previous records, click on NEW to start testing a patient new to the system, or click on OPEN to add to records for someone who has already been tested, or on EXIT to close the program. GM Instruments Ltd www.gminstruments.com gminstruments@aol.com