User Manual
1. Warning, Caution and Important Tip
WARNING!
Indicate the possibility of injury to the user or operator.
CAUTION!
Indicate the possibility of damage to the device.
IMPORTANT TIP!
Place emphasis on an operating characteristic.
Warnings, Cautions, and Important Tips appear throughout this manual
as they apply.
2. Intended Use
This product is used to deliver warm and humidified breathing gas to
patients, and is used in conjunction with breathing gas supply device with
high flow function. It is expected to be used in medical institutions and
home environments.
3. Contraindications
For those with facial deformities, those who are allergic to the material of
the nasal cannula and use it carefully if there is damage to the skin in
contact with the nasal cannula.
4. Features
The nasal cannula consists of rhinobyon, headband, tube, headband
fixing ring, clip and machine end, as shown in Fig. 1.
The product consists of three specifications: large size, medium size and
small size.
Fig. 1
5. Specifications
Flow Range
NC12L: 10
～
85 L/min
NC12M: 10
～
70 L/min
NC12S: 10
～
70 L/min
Diameter of the
Machine End
Comply with 22 mm connector in standard
ISO 5356-1
Length
40 cm±10%
Temperature
Operation: 5°C
～
35°C
Transport and Storage: -25°C
～
+70°C
Humidity
Operation: ≤ 93%, Non-condensing
Transport and Storage:
≤ 93%, Non-condensing
Atmospheric
Pressure
Operation: 760
～
1060 hPa
Transport and Storage: 760
～
1060 hPa
Manufacture Date
Refer to the nameplate
Validity Term
5 years
6. Cautions and Warnings
• This product is intended for adult.
• This device must be used under proper supervision.
• The device is intended for use by a single adult only. Multiple patient
use may spread infectious substances.
• Do not clean, disinfect or sterilize the device, otherwise it may lead to
the degradation of the material and product defects.
• The nose delivery the breathing gas can produced positive airway
pressure (PAP). The possible adverse reactions of patients to positive
airway pressure (PAP) should be considered.
• Please do not use nasal cannula with air entrainer in case of excessive
pressure.
• It is forbidden to use nasal cannula near the open flames in case of a
fire.
• It is forbidden to squeeze or pull the nasal cannula to prevent the
failure of treatment.
• If you need to use the nasal cannula cooperate with oxygen supply
device, please follow all safety precautions. When the breathing gas
supply device is not working, the oxygen supply device must be turned
off to prevent fire danger.
• Check the integrity of the product packaging, if the package is found
damaged, please do not use this product.
• Check the product regularly and replace the product immediately if it is
found to be contaminated or no longer applicable to its use intention.
• Check all connections to ensure that there are no blockages or leaks in
the device.
• Please check whether the air flow is sufficient before wearing the nasal
cannula, and make sure that the breathing gas supply device is
preheated.
• Make sure the headband and rope are not too tight to avoid breaking
the nasal cannula.
• Choosing the appropriate size of nasal cannula to avoid blockage of
nostrils.
• Check regularly for condensed water and discard if necessary.
• The product can be used for up to 14 days.
• If the patient has any adverse reactions such as skin redness, chest
tightness, dyspnea, gastric distension, severe headache, lacrimation,
snivel and so on, please contact the medical and nursing professional.
• The pictures in the user manual are only for reference, if they are
different from the material object, the latter shall prevail.
7. Wear the Nasal Cannula
(1) Put the nasal cannula headband on the head (as figure
①
).
(2) Put the rhinobyon into the nostril of the patient. Stretch the headband,
until the rhinobyon is firmly in place(as figure
②
).
The diameter of the rhinobyon must be smaller than the diameter of
the nostril to ensure that there is a certain gap between them. The main
body of the rhinobyon must have a certain gap with the nasal septum.
(3) Hang the headband fixing ring on the headband and adjust it to a
reasonable position (as figure
③
).
(4) Clip the clip at the entrance of the pipeline to the collar of the clothes
(as figure
④
).
(5) Connect the machine end to the tube of the breathing gas supply
device and keep the gas supply smooth and without leakage (as figure
⑤
).
8. Remove the Nasal Cannula
(1) Close the breathing gas supply device and disconnect the connection
between the nasal cannula and the breathing tube.
(2) Loosen the headband of the nasal cannula, then remove the
headband and rhinobyon from your face.
Make sure that the headband and rope are loosened and that the
tube body is not pulled during removal.
9. Disposal
When the device reaches the end of its service life, dispose of the device
and packaging in accordance with local laws and regulations.
V1.0 391470
