User Instructions for DD02-N95+S Surgical N95 Respirator
October 2021
IIMP490000 US05
Carefully read the instructions before use to understand thoroughly the contents and to use the respirator correctly.
Keep the instructions at hand for future reference. If you lose the instructions, contact the distributor for another copy.
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Definition of Warning Label
DANGER, WARNING and CAUTION described in the Instructions indicate im-
portant matters you should understand to avoid possible accidents due to mis-
use of the product. The respective symbols have the following meanings:
DANGER
Misuse would likely result in death or serious health
hazards to the wearer.
WARNING
Misuse could cause death or serious health hazards
to the wearer.
CAUTION
Misuse could cause health risks or property damage
to the wearer.
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Special or Critical User Instructions
“S” This respirator has been approved as a NIOSH N95 filtering facepiece respirator, for use in
healthcare settings, as a Surgical N95 Respirator conforming to recognized standards for bio-
compatibility, flammability, and fluid resistance.
Before occupational use of this respirator, a written respiratory protection program must be im-
plemented meeting all the local government requirements. In the United States, employers must
comply with OSHA 29 CFR 1910.134 which includes medical evaluation, training, and fit testing.
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Precautions for Use
Please observe the following precautions for safe use of the respirator.
Misuse may jeopardize the life of the wearer.
DANGER
1. Never use the respirator under the following conditions which
may result in death or serious health hazards.
• In an environment where the oxygen concentration is less than 19.5 %.
• In an environment where contamination materials are unknown.
• In an environment where there is toxic gas, vapor, or oil mist.
• In an environment where contamination materials pose im-
mediate danger to life or health.
2.
Never use the respirator except for the specified applica
-
tion within the specified use range.
WARNING
1.
Do not disassemble or modify the respirator.
2.
Do not wear the respirator if you are characterized by any
of the following cases.
• If you have beards, whiskers, etc., do not use with beards that
prevent direct contact between the face and the respirator.
• If you have a respiratory or circulatory system disease.
• If you are out of shape
3. Be sure to conduct the prior-to-use check.
4.
Do not put anything between your face and the respirator.
5. Remove the respirator in a safe place if any of the follow-
ing occurs.
• If the inhalation resistance increases.
• If any part is broken.
• If you feel your health condition is not good.
6. Be sure to replace the respirator with a new one when it is
contaminated, damaged or deformed substantially.
7.
Do not wash the respirator, otherwise the filter efficiency
may decrease.
8.
Do not blow off the dust adhered to the respirator induced by com
-
pressed air because it may cause a decrease of filter efficiency.
9.
This respirator is sensitive to shock. Do not bang or slam down the
respirator because it may cause a decrease of filter efficiency.
10.
The storage period of the respirator is five (5) years from the
date of manufacture in a sealed condition. Do not use the respi-
rator after the storage period has expired.
11. Dispose of the respirator after each use. Never reuse the respira-
tor.
CAUTION
1.
This respirator may cause a rash, red flare, itch, or some other symp
-
tom due to an allergic reaction, hazardous substances in the environ
-
ment, or sweat. In that case, stop wearing the respirator and consult
with a dermatologist, etc.
(Continued use may worsen the symptom.)
Especially if you are allergic, stop wearing the respirator immediately
when a rash, red flare, itch, or some other symptom appears.
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Applications and Scope of Use
The respirator is designed to protect humans from hazardous particulates or
virus in environment. The respirator is approved by US NIOSH as Class N95.
Furthermore, it is authorized as Surgical N95 which is confirmed to recognized
standards for biocompatibility, flammability, and fluid resistance required by US
FDA.
The respirator shall not be used in the following conditions:
1. In an environment where the oxygen concentration is less than 19.5 %.
2. In an environment where there is toxic gas, vapor, or oil mist.
CAUTION
The respirator has not obtained the national certifica
-
tion of Japan. Please do not use it for industrial hy-
giene measures in Japan.
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Features
1.
The electret filter is used to make it light in weight and compact.
2.
The length of the straps is adjustable so that it can be fit to any wearer.
3. The respirator has no metallic part. Therefore, it does not require separation for disposal.
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Performance
Item
NIOSH standard (N95)
Filter efficiency (
NaCl
) [%]
95 or more
Inhalation resistance at 85
flow
[Pa]
343 or less
Exhalation resistance at 85
flow
[Pa]
245 or less
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Structure and Name of Each Part
Adjuster
(Polyurethane)
Strap
(Polyester/ Isoprene)
Filter
(Polypropylene)
Nose clip
(Polyethylene)
Shape retaining tape
(Polyethylene)
Cushion
(Polyurethane)
Material is provided in parentheses.
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Check before donning
Wearer must check the following items before use.
If you find any failure or defect, please replace the respirator with a new one.
1.
Check that the respirator is free from fissures or holes.
2. Check that the respirator is not dirty.
3.
Check that the straps have a sufficient elasticity.
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How to wear and remove the respirator
<Wearing the respirator>
1.
Expand the respirator and flatten the nose clip
(area enclosed in dotted line).
2. Put the bottom strap around your neck.
Nose clip
Inside the respirator
Bottom
strap
(Conforming to the U.S. NIOSH Standard 42 CFR Part 84, Class N95)
(Conforming to the U.S. NIOSH Conformity Assessment Letter to Manufacturers NIOSH CA 2018-1010R1.0, Surgical N95)
Surgical
N95
