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Somnotec QUISI Manual

Recorder and software
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Somnotec
GmbH
D Hennigsdorf
MANUAL
®
QUISI
recorder
and software
version 2.0 us
(28.06.2001)
tl-02.02

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  • Page 1 Somnotec GmbH D Hennigsdorf MANUAL ® QUISI recorder and software version 2.0 us (28.06.2001) tl-02.02...

  • Page 2: Table Of Contents

    1.5. The device identification sign ............7 2. Hardware ................8 2.1. Equipment provided ..............8 ® 2.2. A quick look at QUISI ..............9 2.3. Status of the recorder ..............10 2.4. Application ................. 12 2.4.1. Recharging the recorder............12 2.4.2.
  • Page 3 6.3. Statistics display ................ 38 7. Bugs & trouble shooting........... 41 7.1. Cleaning the recorder ..............41 ® 7.2. Storing of QUISI ............... 41 7.3. Storing and handling of disposable electrodes......41 7.4. Handling of the active electrode connector ........ 41 8.

  • Page 4: General Information

    If you are interested in such recordings, please contact AXON support. / somnotec The application type of the sleep analyzer QUISI are in overview: • the pre-diagnosis of insomnia by the sleep-medically experienced physician, • the clarification of sleep disorders by the sleep-medically experienced specialist, •...

  • Page 5: General Notes

    • If the device was exposed very low temperatures, let it warm up with closed suitcase before you switch it on. Water condensation inside the device should be absolutely avoided. • Use only the provided battery charger for loading the QUISI recorder, otherwise damages of the device can be caused. •...

  • Page 6: Disposal Notes

    • Accessories power pack: input 230V~, output 9V=/667mA • Loading- and application temperature: 5°C to +40°C • Storage temperature: -20°C to +40°C ® The QUISI software runs under Windows 95, 98, NT (3.51 or higher), 2000 or ME. ® QUISI Version 2.0 (Stand: 28.06.2001 ) tl 02.02.

  • Page 7: The Device Identification Sign

    0101 means: manufactured in January 2001. The next 4 digits show the serial number of the device, e.g. 0637 means: device number 637. The last 2 digits indicate the hardware version of QUISI, e.g. 1v means: Hardware version 1. Example:...

  • Page 8: Hardware

    • Software CD ROM for Windows 95/98/NT/2000/ME • Fiber optical cable • • • • Fiber optical • IFU QUISI and adaptor • a reference sheet to the single-use electrodes Furthermore you have the possibility to order single use electrodes at the company somnotec (see reference sheet single-use electrodes).

  • Page 9: A Quick Look At Quisi

    GmbH D Hennigsdorf ® 2.2. A quick look at QUISI Shows the status Electrode/charger of the recorder socket ON/OFF – switch (On-Status is characterized by one coloured point) Choice of mode and time setting Starts or stops recording the signal...

  • Page 10: Status Of The Recorder

    The recorder status display shows: • the current time, • the sleep epochs already stored and • the amount of charge in the battery. Switch on the recorder. The display shows: ‘Welcome to QUISI’. Welcome Press ‘INFO’. INFO The display shows: ‘INFO…’.
  • Page 11 60 % After the message ‘Time’ the display shows Time the current time. 21:45 Finally the recorder returns to the off-line mode. Off-Line ® QUISI Version 2.0 (Stand: 28.06.2001 ) tl 02.02. / rev. 0103 Seite 11 von 45 24.02.2003...

  • Page 12: Application

    230V Charge START/ MODE STOP TRANS RESET INFO JUST Quisi Quisi Quisi Quisi During recharging the display shows the message Charge ‘Charge’ alternating with the current battery capacity. 60 % When recharging is finished a short beep is heard and the Ready display shows ‘Ready’.

  • Page 13: Setting The Alarm

    GmbH D Hennigsdorf 2.4.2. Setting the alarm ® QUISI is equipped with an alarm, which gives a beep at a pre-set time. To set the alarm: Hold down the ‘MODE’ button for at least 5 seconds. MODE Two short beeps are heard, and the display shows SET AL ‘SET AL’.
  • Page 14 To do this, press ‘ADJUST’! To switch off the alarm, press any button. This does not affect the operation of the recorder. ® QUISI Version 2.0 (Stand: 28.06.2001 ) tl 02.02. / rev. 0103 Seite 14 von 45...

  • Page 15: Setting The Time

    2.4.3. Setting the time ® QUISI has an internal clock. To find the clock time, use the ‘INFO’ button. ® To set the QUISI clock: Press ‘MODE’ for 10 seconds, MODE until the display shows ‘SET TIME’ (after ‘SET AL’) SET TIME and four beeps are heard.
  • Page 16 Press ‘ADJUST’ again ADJUST until the minutes setting is correct. Press ‘MODE’ to finish setting the time. MODE ® QUISI Version 2.0 (Stand: 28.06.2001 ) tl 02.02. / rev. 0103 Seite 16 von 45 24.02.2003...

  • Page 17: Deleting Data Out Of Quisi

    GmbH D Hennigsdorf ® 2.5. Deleting data out of QUISI Switch on the recorder. The display shows ‘Welcome to QUISI’. Welcome The recorder beeps twice and displays ‘DATA !’. DATA! delete the data keep the data MODE RESET To delete the data in the recorder, To keep the data in the recorder, press press ‘RESET’.
  • Page 18 The recorder goes back to off-line mode. Attention: Delete the data in the recorder, this is necessary before you can start a new recording. ® QUISI Version 2.0 (Stand: 28.06.2001 ) tl 02.02. / rev. 0103 Seite 18 von 45 24.02.2003...

  • Page 19: Software

    GmbH D Hennigsdorf 3. Software 3.1. Installing the software ® The QUISI software is provided on a CD or two disks (optional). CD Version: Insert the CD into your CD-ROM drive. The autorun-function will start the installation and the following selection menu appears.

  • Page 20: Structure Of The Quisi ® Interface

    Start the program 'Adobe Acrobat Reader' and select 'file/open'. Browse your CD drive for the directory 'manual' and open the file 'manual.pdf'. Now you can print the manual with 'file/print'. ® 3.2. Structure of the QUISI interface ® ® To start the QUISI software, click on ‘QUISI...
  • Page 21 GmbH D Hennigsdorf ® After the welcome screen the main QUISI interface will appear. The sequence of steps is marked by lines. Bright buttons are active; greyed-out buttons are inactive. Main Menu ‘Project’, ‘Edit’, ‘Options’, ‘Help’ Feature Extraction Feature Receive...

  • Page 22: Operating The Main Menu

    Tip: It is recommended that you start with a tutorial and test data to get some experience before making a proper recording. ® The QUISI software contains test data files in the archives directory. ® QUISI Version 2.0 (Stand: 28.06.2001 ) tl 02.02. / rev. 0103 Seite 22 von 45 24.02.2003...
  • Page 23 Now you are asked for a name of the project file. Confirm your input with the button 'save'. Feature transfer After you click on the following buttons: you can get the data from QUISI. (On-line data) Feature extract Classification Sleep profil you can view the sleep profile on the monitor.
  • Page 24 Menu option ‘Save as’ Saves the details of the selected Save a project in a subject under a new name. new directory or under a new name ® QUISI Version 2.0 (Stand: 28.06.2001) Seite 24 von 45...

  • Page 25: Edit Menu

    3.3.3. Options menu Allows you to select ® • the serial connection between QUISI recorder and the PC, • the options to select the sleep profiles, • different subdirectories for the data and • the statistics files for display with the sleep profile.

  • Page 26: Help Menu

    COM-port ® Use whichever COM-port is connected to the QUISI , depending on your computer configuration. If the COM-port you chose is not free, you are asked to choose an alternative COM-port. Profile Standard form: The standard form: consists of the sleep profile with a summary of most important data.

  • Page 27: Making A Recording In Off-Line Mode

    4. Recording in off-line mode ® In this mode the recorded signals are pre-processed by the QUISI recorder, to produce the features used for sleep analysis. ® QUISI records EEG features while not connected to the computer. Raw EEG is not stored.

  • Page 28: Starting The Recording

    Off-Line Hint: ® If the electrodes are not securely attached, or if they come loose during sleep, QUISI gives a short beep and displays ‘E-Error’. If this happens, check the attachment of the electrodes. At the end of the recording press the START/STOP START/ button (‘Off-Line’...

  • Page 29: Prepare The Pc

    4.3. Prepare the PC and set-up After an off-line recording you can transfer the data to the PC, which computes the sleep profile from them. ® First connect the PC and QUISI (see the following figure). • Connect the fiber optic adaptor...

  • Page 30: Transfer Data To The Pc

    If the feature transfer fails, the PC screen shows an error message. You should react accordingly. Attention! If an error occurs, you can stop transfer by pressing TRANSFER again. After successful transfer the data in QUISI should be deleted. ® QUISI Version 2.0 (Stand: 28.06.2001)

  • Page 31: Create The Sleep Profile

    At the end of the transfer, you see the message ‘Feature transfer: ready’. • ® • Click on ‘OK’ to see the QUISI interface with additional buttons for classification. If the feature transfer was successful, click on Classification ‘Classification’, then ‘Sleep profile’, Sleep profile to see the sleep profile on the screen.

  • Page 32: Recording In On-Line Mode

    ® Switch on the PC and run the QUISI software. On-line recording Click on the button ‘On-line recording’. If no new project has been created, the project window opens. Please create a new project now.

  • Page 33: Starting The On-Line Recording

    • Remove the backing from the self-adhesive electrodes and • stick them onto the forehead. ® • Connect the lead from the active electrode to QUISI Switch on the recorder using the ‘ON/OFF’ switch. The display shows: Welcome ‘Welcome to QUISI’ followed by ‘Off-Line’.

  • Page 34: Create The Sleep Profile

    Finish the recording by clicking ‘STOP’. STOP Click on ‘Feature extraction’, Feature extraction then on ‘Classification’. Classification After clicking on ‘Sleep profile’, Sleep profile this will be shown on the screen. ® QUISI Version 2.0 (Stand: 28.06.2001) Seite 34 von 45...

  • Page 35: Evaluation Of The Sleep Profile

    The sleep profile shows the sleep cycles for a subject for one night. This will give you the information about the quality of the subject’s sleep. Label Explanation ® ® Version of the QUISI program QUISI W 95 Name, Age Name and age of the subject...

  • Page 36: Quisi ® Sleep Profile

    ® 6.2. QUISI sleep profile Create the sleep profile in off-line mode or on-line mode. ® The QUISI software is able to display sleep profiles with two tables of results. You can choose between: • standard sleep profile •...

  • Page 37: Table Of Results: Extended Output

    Percentage of STAGE 2 during SPT Stage 3 Percentage of STAGE 3 during SPT Percentage of STAGE 4 during SPT Stage 4 Percentage of 'NOT IDENTIFIED' epochs Not Identified during SPT ® QUISI Version 2.0 (Stand: 28.06.2001) Seite 37 von 45...

  • Page 38: Statistics Display

    ‘End’ time minus ‘Start’ time Duration Length of epochs Length of each scoring interval Time In Bed Sleep Period Time Total Sleep Time = TST / TIB * 100% Sleep efficiency ® QUISI Version 2.0 (Stand: 28.06.2001) Seite 38 von 45...
  • Page 39 50.5 11.34 50.5 11.84 50.5 13.12 1.46 1.52 1.69 AWAKE 47.5 10.66 41.5 9.73 0.00 MOVEMENT 0.00 0.00 0.00 PAUSE 0.00 0.00 0.00 UNIDENT 0.00 0.00 0.00 445.5 426.5 385.0 ® QUISI Version 2.0 (Stand: 28.06.2001) Seite 39 von 45...
  • Page 40 (Transitions from rows to columns: so, for Stage changing in number of example, there were epochs 4 transitions from REM to STAGE 1, 9 from REM to STAGE 2, etc.) ® QUISI Version 2.0 (Stand: 28.06.2001) Seite 40 von 45...

  • Page 41: Bugs & Trouble Shooting

    Note: For cleaning and use at another person, 'Sagrotan-spray' is recommended. ® 7.2. Storing of QUISI ® • Keep the QUISI recorder in a dry place, where a storage temperature of approx. 15°C guarantied (theoretical between -20°C and +40°C).

  • Page 42: Error Detection

    • The batteries are over- • If A-error appears, remove the plug discharged (e.g. by longer from the power socket and recharge A-Error storage). QUISI (repeat process 2-3 times). • Battery short circuit or • Contact the support team. battery-pin broken.

  • Page 43: Quisi ® In Off-Line Mode

    • Switch off radio clock, TV etc. and devices nearby (50Hz remove the plug from the power effect) socket. The distance from QUISI to electrical devices should be at least 2 meters. • High muscle tension of the • Lie down with closed eyes and relax. patient.

  • Page 44: Quisi ® In On-Line Mode

    (50Hz remove the plug from the power socket. sec epochs). effect) The distance from QUISI to electrical devices should be at least 2 meters. • High muscle tension of • Lie down with closed eyes and relax. the patient.

  • Page 45: Support

    9. Support In any case of questions and problems with the QUISI® recorder, please do not hesitate to contact our service. Additional material and parts can be ordered via service contact. Germany (Manufacturers): Somnotec Neuendorfstr. 20 B D 16 761 Hennigsdorf...

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