Respironics Stardust II Manual

OCST - Stardust II HST Recorder Operation - Procedure
PURPOSE: To ensure Home Sleep Test data is collected and transmitted correctly.
POLICY: Home Sleep Testing Recorders will be tested prior to application and the patient instructed in the use and care of
the device.
PROCEDURE:
1. Remove old battery and discard. Insert new battery by pressing and sliding off the cover. Check that the
positive (+) and negative (-) connections are fitted correctly.
2. Connect the recorder cables.
a. Turn cover screw counter-clockwise, remove cover and connect cables.
1) Remove sensor cover using screwdriver provided.
2) Identify the proper recorder socket and gently connect the sensor plug into the socket. Do not use
force, if the plug does not slide in easily, make sure the socket keys are aligned correctly.
3) Replace sensor cover and tighten the sensor screw.
b. Cables are color coded: SpO2 is brown, flow is blue, effort sensor is green, and computer connector
is black.
3. Verify Recorder Operation.
a. Turn power switch to the OFF position.
b. Apply finger sensor to yourself or the patient and turn the power switch on.
c. The amber and green lights will come on during a recorder self test. The green light will blink
periodically while in the recording mode.
d. Turn off once correct operation has been verified.
4. Apply the Oximeter Sensor.
a. Align the Finger Clip so the top of the sensor lines up with the patient’s finger nail (the top has the
cable attached to it).
b. The LED light inside the sensor must be directly above the middle of the patients’ nail bed.
c. Have the patient make a fist and tape the sensor cable to the back of the patient’s hand.
5. Apply the Effort Belt.
a. Hang the pouch around the patient’s neck, adjust the length so that it hangs in the center of the
chest.
b. Pass the effort sensor through the loop on the back of the pouch and wrap the belt round the patient
between the abdomen and the chest.
c. Hook the buckles together and adjust the belt so that it is secure but does not restrict normal
breathing.
d. Make sure all sensors are attached, insert the recorder into the pouch and close the flap.
6) Apply the Airflow Sensor.
a) Place the nasal cannula above the upper lip with the cannula protruding slightly into the nostrils.
b) Run the cannula tubes behind the patient’s ears.
c) Adjust the bolo tie to hold the cannula snugly in place.
d) If necessary, tape the cannula to the patient’s check.
7) Instruct the patient in turning the recorder on and off and in using the event marker (purple botton).
a) Instruct patient to check that the green and amber lights flash off and on when turning the recorder on.
b) Instruct patient to press the event marker such as turning off the lights, going to the bath room, chest pain,
taking medication, etc. Assure the patient that pressing the event marker does not interfere with the
recorder.
c) Instruct patient not to turn on the recorder until he/she is ready to go to sleep.
d) Instruct patient to turn off the recorder upon awakening in the morning.
i) Press the event marker to mark the waking up the morning.
ii) Turn off the recorder, remove the cannula, oximeter sensor and effort belt.
iii) Store the recorder and sensors in the carrying case and place in box to be mailed back or brought back
to the office.

8) Clearing Memory. For the first time use, clearing the memory should be done using the PC software. To clear the
memory using the recorder:
a. Ensure the recorder is not connected to the computer.
b. Press the event botton and it hold down.
c. Turn on the recorder
d. Hold the event botton down for 4 seconds and release.
e. When memory is clear, the amber light will the off and the green light will be on.
f. Turn the recorder off.
9) Cleaning the Recorder.
a) Dispose of the cannula.
b) Clean the Oximeter, the Airflow and Effort sensors with a cloth or strong paper towel dampened with Citrus II
i) Germicidal Cleaner, or an approved germicidal cleaner.
c) The effort belt and pouch can be washed with a mild laundry detergent or mild dishwashing detergent.
d) Remove the battery, sensors and cables from the recorder and wipe the recorder with a damp cloth or strong
towel.
e) Dry the recorder with a dry, soft cloth or paper towel.
10) Downloading to PC - Refer to Stardust II PC Manual.
11) Trouble Shooting. Refer to chart below.
STARDUST II Troubleshooting Guide